svn commit: r984283 - in /websites/production/camel/content: cache/main.pageCache hystrix.html

[bu...@apache.org]

Author: buildbot
Date: Wed Mar 30 21:18:36 2016
New Revision: 984283

Log:
Production update by buildbot for camel

Modified:
    websites/production/camel/content/cache/main.pageCache
    websites/production/camel/content/hystrix.html

Modified: websites/production/camel/content/cache/main.pageCache
==============================================================================
Binary files - no diff available.

Modified: websites/production/camel/content/hystrix.html
==============================================================================
--- websites/production/camel/content/hystrix.html (original)
+++ websites/production/camel/content/hystrix.html Wed Mar 30 21:18:36 2016
@@ -95,7 +95,7 @@
 </div></div><h3 id="Hystrix-URIformat">URI format</h3><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
 <script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[hystrix::groupKey[?options]
 ]]></script>
-</div></div><h3 id="Hystrix-URIOptions">URI Options</h3><p>All URI options can be overriden through message headers. Most of the default values are coming from Hystrix itself.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Default Value</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>commandKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommand</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Used to identify a HystrixCommand instance for statistics, circuit-breaker, properties, etc. By default this will be derived from the instance class name.</p></td></tr><tr><td colspan="1" rowspan="
 1" class="confluenceTd"><p>threadPoolKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Used to define which thread-pool this command should run in. By default this is derived from the HystrixCommandGroupKey.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>cacheKeyExpression</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Expression</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Camel expression to use for generating cache key.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>initializeRequestContext</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>When true, Camel will
  initialize a HystrixRequestContext during producer startup and use it for request scoped caching and request scoped logging.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>runEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String (mandatory)</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Camel Endpoint ID from the same Camel Context that should be executed from Hystrix.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>fallbackEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Camel Endpoint ID from the same Camel Context that should be executed from Hystrix as fallback when runEndpointId fails.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>corePoolSize</p></td><td colsp
 an="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the core thread-pool size. This is the maximum number of HystrixCommands that can execute concurrently.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>keepAliveTime</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>1</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the keep-alive time, in minutes.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>maxQueueSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>-1</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum queue size of the BlockingQueue implementation.</p></td></tr><tr><td co
 lspan="1" rowspan="1" class="confluenceTd"><p>queueSizeRejectionThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>5</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the queue size rejection threshold &#8212; an artificial maximum queue size at which rejections will occur even if maxQueueSize has not been reached.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>threadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the duration of the statistical rolling window, in milliseconds. This is how long metrics are kept for the thread pool.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>threadPoolMetricsRollingStatisticalWi
 ndowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the number of buckets the rolling statistical window is divided into.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property determines whether a circuit breaker will be used to track health and to short-circuit requests if it trips.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerErrorThresholdPercentage</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>50</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p
 >This property sets the error percentage at or above which the circuit should trip open and start short-circuiting requests to fallback logic.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerForceClosed</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property, if true, forces the circuit breaker into a closed state in which it will allow requests regardless of the error percentage.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerForceOpen</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property, if true, forces the circuit breaker into an open (tripped) state in which it will reject all requests.</p></td></tr><tr><td 
 colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerRequestVolumeThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>20</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the minimum number of requests in a rolling window that will trip the circuit.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerSleepWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>5000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the amount of time, after tripping the circuit, to reject requests before allowing attempts again to determine if the circuit should again be closed.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1
 " class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum number of requests allowed to a HystrixCommand.run() method when you are using ExecutionIsolationStrategy.SEMAPHORE.</p><p>If this maximum concurrent limit is hit then subsequent requests will be rejected.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionIsolationStrategy</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>THREAD</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates which isolation strategy HystrixCommand.run() executes with, one of the following two choices:</p><ul><li><p>THREAD &#8212; it executes on a separate thread and concurrent requests are limited by the number of threads in the thread-pool</p></li><li><p>SEMAPHORE &#8212; it executes on the 
 calling thread and concurrent requests are limited by the semaphore count</p></li></ul></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionIsolationThreadInterruptOnTimeout</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether the HystrixCommand.run() execution should be interrupted when a timeout occurs.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionTimeoutInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>1000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the time in milliseconds after which the caller will observe a timeout and walk away from the command execution.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>ex
 ecutionTimeoutEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether the HystrixCommand.run() execution should have a timeout.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>fallbackIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum number of requests a HystrixCommand.getFallback() method is allowed to make from the calling thread.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>fallbackEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1
 " class="confluenceTd"><p>This property determines whether a call to HystrixCommand.getFallback() will be attempted when failure or rejection occurs.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsHealthSnapshotIntervalInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>500</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the time to wait, in milliseconds, between allowing health snapshots to be taken that calculate success and error percentages and affect circuit breaker status.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileBucketSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>100</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum number of execution times that are 
 kept per bucket. If more executions occur during the time they will wrap around and start over-writing at the beginning of the bucket.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether execution latencies should be tracked and calculated as percentiles. If they are disabled, all summary statistics (mean, percentiles) are returned as -1.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>60000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the duration of the rolling window in which execution t
 imes are kept to allow for percentile calculations, in milliseconds.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileWindowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>6</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the number of buckets the rollingPercentile window will be divided into.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>The following properties are related to capturing metrics from HystrixCommand and HystrixObservableCommand execution.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingStatisticalWindowBuckets</p><
 /td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the number of buckets the rolling statistical window is divided into.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>requestCacheEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether HystrixCommand.getCacheKey() should be used with HystrixRequestCache to provide de-duplication functionality via request-scoped caching.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>requestLogEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="conflue
 nceTd"><p>This property indicates whether HystrixCommand execution and events should be logged to HystrixRequestLog.</p></td></tr></tbody></table></div><h3 id="Hystrix-InMessageHeaders">In Message Headers</h3><p>Used to override URI options per message basis.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixClearCacheFirst</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestContex</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>HystrixRequestContext
 </p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixGroupKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options s
 ection above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRunEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixFallbackEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCorePoolSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixKeepAliveTim
 e</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMaxQueueSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixQueueSizeRejectionThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenc
 eTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolRollingNumberStatisticalWindowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerErrorThresholdPercentage</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" ro
 wspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerForceClosed</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerForceOpen</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerRequestVolumeThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value 
 provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerSleepWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionIsolationStrategy</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section 
 above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionIsolationThreadInterruptOnTimeout</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionTimeoutInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionTimeoutEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" c
 lass="confluenceTd"><p>CamelHystrixFallbackIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixFallbackEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsHealthSnapshotIntervalInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsR
 ollingPercentileBucketSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileWindowBuckets</p></td><
 td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingStatisticalWindowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestCacheEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd
 "><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestLogEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr></tbody></table></div><h3 id="Hystrix-OutMessageHeaders">Out Message Headers</h3><p>Mainly to provide metrics information.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh">Name</th><th colspan="1" rowspan="1" class="confluenceTh">Type</th><th colspan="1" rowspan="1" class="confluenceTh">Description</th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixRequestContex</td><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixRequestContex</t
 d><td colspan="1" rowspan="1" class="confluenceTd">The default CamelHystrixRequestContex created during producer startup.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixCommandMetricsTotalRequests</td><td colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Number of requests during rolling window (failure + success + timeout + threadPoolRejected + semaphoreRejected).</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixCommandMetricsErrorCount</td><td colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Number of failed requests during rolling window (failure + timeout + threadPoolRejected + semaphoreRejected).</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixCommandMetricsErrorPercentage</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">errorCount / to
 talCount * 100.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixCommandMetricsCurrentConcurrentExecutionCount</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Current number of concurrent executions of HystrixCommand#run().</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixCommandMetricsExecutionTimeMean</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">The mean (average) execution time (in milliseconds) for the HystrixCommand#run().</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixCommandMetricsRollingMaxConcurrentExecutions</td><td colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Get the max value of values in all buckets for the given HystrixRollingNumberEvent.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrix
 CommandMetricsTotalTimeMean</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">The mean (average) execution time (in milliseconds) for HystrixCommand#execute().</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentActiveCount</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the approximate number of threads that are actively executing tasks.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCumulativeCountThreadsExecuted</td><td colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Cumulative count of number of threads executed since the start of the application.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentCompletedTaskCount</td><td colspan="1" rowspan="1" class="confluen
 ceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the approximate total number of tasks that have completed execution.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentCorePoolSize</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the core number of threads.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentLargestPoolSize</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the largest number of threads that have ever simultaneously been in the pool.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentMaximumPoolSize</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the maximum allowed number of threads.</td></tr><tr><td c
 olspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentPoolSize</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the current number of threads in the pool.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentQueueSize</td><td colspan="1" rowspan="1" class="confluenceTd">int</td><td colspan="1" rowspan="1" class="confluenceTd">Current size of BlockingQueue used by the thread-pool.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsCurrentTaskCount</td><td colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Returns the approximate total number of tasks that have ever been scheduled for execution.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsRollingCountThreadsExecuted</td><td colspan="1" rowspan="1" class="conflu
 enceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Rolling count of number of threads executed during rolling statistical window.</td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd">CamelHystrixThreadPoolMetricsRollingMaxActiveThreads</td><td colspan="1" rowspan="1" class="confluenceTd">long</td><td colspan="1" rowspan="1" class="confluenceTd">Rolling max number of active threads during rolling statistical window.</td></tr></tbody></table></div><h3 id="Hystrix-Example">Example</h3><p>Below is an example route that with Hystrix endpoint that protects agains slow operation and fallbacks to a different endpoint.</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
+</div></div><h3 id="Hystrix-URIOptions">URI Options</h3><p>All URI options can be overriden through message headers. Most of the default values are coming from Hystrix itself.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Default Value</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>commandKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommand</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Used to identify a HystrixCommand instance for statistics, circuit-breaker, properties, etc. By default this will be derived from the instance class name.</p></td></tr><tr><td colspan="1" rowspan="
 1" class="confluenceTd"><p>threadPoolKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Used to define which thread-pool this command should run in. By default this is derived from the HystrixCommandGroupKey.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>cacheKeyExpression</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Expression</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Camel expression to use for generating cache key.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>initializeRequestContext</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>When true, Camel will
  initialize a HystrixRequestContext during producer startup and use it for request scoped caching and request scoped logging.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>runEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String (mandatory)</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Camel Endpoint ID from the same Camel Context that should be executed from Hystrix.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>fallbackEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>null</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Camel Endpoint ID from the same Camel Context that should be executed from Hystrix as fallback when runEndpointId fails.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>corePoolSize</p></td><td colsp
 an="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the core thread-pool size. This is the maximum number of HystrixCommands that can execute concurrently.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>keepAliveTime</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>1</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the keep-alive time, in minutes.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>maxQueueSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>-1</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum queue size of the BlockingQueue implementation.</p></td></tr><tr><td co
 lspan="1" rowspan="1" class="confluenceTd"><p>queueSizeRejectionThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>5</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the queue size rejection threshold &#8212; an artificial maximum queue size at which rejections will occur even if maxQueueSize has not been reached.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>threadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the duration of the statistical rolling window, in milliseconds. This is how long metrics are kept for the thread pool.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>threadPoolMetricsRollingStatisticalWi
 ndowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the number of buckets the rolling statistical window is divided into.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property determines whether a circuit breaker will be used to track health and to short-circuit requests if it trips.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerErrorThresholdPercentage</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>50</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p
 >This property sets the error percentage at or above which the circuit should trip open and start short-circuiting requests to fallback logic.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerForceClosed</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property, if true, forces the circuit breaker into a closed state in which it will allow requests regardless of the error percentage.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerForceOpen</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>false</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property, if true, forces the circuit breaker into an open (tripped) state in which it will reject all requests.</p></td></tr><tr><td 
 colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerRequestVolumeThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>20</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the minimum number of requests in a rolling window that will trip the circuit.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>circuitBreakerSleepWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>5000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the amount of time, after tripping the circuit, to reject requests before allowing attempts again to determine if the circuit should again be closed.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1
 " class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum number of requests allowed to a HystrixCommand.run() method when you are using ExecutionIsolationStrategy.SEMAPHORE.</p><p>If this maximum concurrent limit is hit then subsequent requests will be rejected.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionIsolationStrategy</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>THREAD</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates which isolation strategy HystrixCommand.run() executes with, one of the following two choices:</p><ul><li><p>THREAD &#8212; it executes on a separate thread and concurrent requests are limited by the number of threads in the thread-pool</p></li><li><p>SEMAPHORE &#8212; it executes on the 
 calling thread and concurrent requests are limited by the semaphore count</p></li></ul></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionIsolationThreadInterruptOnTimeout</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether the HystrixCommand.run() execution should be interrupted when a timeout occurs.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>executionTimeoutInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>1000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the time in milliseconds after which the caller will observe a timeout and walk away from the command execution.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>ex
 ecutionTimeoutEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether the HystrixCommand.run() execution should have a timeout.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>fallbackIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum number of requests a HystrixCommand.getFallback() method is allowed to make from the calling thread.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>fallbackEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1
 " class="confluenceTd"><p>This property determines whether a call to HystrixCommand.getFallback() will be attempted when failure or rejection occurs.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsHealthSnapshotIntervalInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>500</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the time to wait, in milliseconds, between allowing health snapshots to be taken that calculate success and error percentages and affect circuit breaker status.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileBucketSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>100</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the maximum number of execution times that are 
 kept per bucket. If more executions occur during the time they will wrap around and start over-writing at the beginning of the bucket.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether execution latencies should be tracked and calculated as percentiles. If they are disabled, all summary statistics (mean, percentiles) are returned as -1.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>60000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the duration of the rolling window in which execution t
 imes are kept to allow for percentile calculations, in milliseconds.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingPercentileWindowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>6</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the number of buckets the rollingPercentile window will be divided into.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>10000</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>The following properties are related to capturing metrics from HystrixCommand and HystrixObservableCommand execution.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>metricsRollingStatisticalWindowBuckets</p><
 /td><td colspan="1" rowspan="1" class="confluenceTd"><p>10</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property sets the number of buckets the rolling statistical window is divided into.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>requestCacheEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>This property indicates whether HystrixCommand.getCacheKey() should be used with HystrixRequestCache to provide de-duplication functionality via request-scoped caching.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>requestLogEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>true</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="conflue
 nceTd"><p>This property indicates whether HystrixCommand execution and events should be logged to HystrixRequestLog.</p></td></tr></tbody></table></div><h3 id="Hystrix-InMessageHeaders">In Message Headers</h3><p>Used to override URI options per message basis.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixClearCacheFirst</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestContex</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>HystrixRequestContext
 </p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixGroupKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolKey</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options s
 ection above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRunEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixFallbackEndpointId</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCorePoolSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixKeepAliveTim
 e</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMaxQueueSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixQueueSizeRejectionThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenc
 eTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolRollingNumberStatisticalWindowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerErrorThresholdPercentage</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" ro
 wspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerForceClosed</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerForceOpen</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerRequestVolumeThreshold</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value 
 provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCircuitBreakerSleepWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionIsolationStrategy</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>String</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section 
 above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionIsolationThreadInterruptOnTimeout</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionTimeoutInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixExecutionTimeoutEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" c
 lass="confluenceTd"><p>CamelHystrixFallbackIsolationSemaphoreMaxConcurrentRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixFallbackEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsHealthSnapshotIntervalInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsR
 ollingPercentileBucketSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingPercentileWindowBuckets</p></td><
 td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingStatisticalWindowInMilliseconds</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixMetricsRollingStatisticalWindowBuckets</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Integer</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestCacheEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd
 "><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestLogEnabled</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Boolean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Description and default value provided in the URI options section above.</p></td></tr></tbody></table></div><h3 id="Hystrix-OutMessageHeaders">Out Message Headers</h3><p>Mainly to provide metrics information.</p><div class="table-wrap"><table class="confluenceTable"><tbody><tr><th colspan="1" rowspan="1" class="confluenceTh"><p>Name</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Type</p></th><th colspan="1" rowspan="1" class="confluenceTh"><p>Description</p></th></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixRequestContex</p></td><td colspan="1" rowspan="1" class="confluenceTd">
 <p>CamelHystrixRequestContex</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>The default CamelHystrixRequestContex created during producer startup.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsTotalRequests</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Number of requests during rolling window (failure + success + timeout + threadPoolRejected + semaphoreRejected).</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsErrorCount</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Number of failed requests during rolling window (failure + timeout + threadPoolRejected + semaphoreRejected).</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsErrorPercentage</p></td><td colspan="1" rowspan="1" cl
 ass="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>errorCount / totalCount * 100.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsCurrentConcurrentExecutionCount</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Current number of concurrent executions of HystrixCommand#run().</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsExecutionTimeMean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>The mean (average) execution time (in milliseconds) for the HystrixCommand#run().</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsRollingMaxConcurrentExecutions</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceT
 d"><p>Get the max value of values in all buckets for the given HystrixRollingNumberEvent.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixCommandMetricsTotalTimeMean</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>The mean (average) execution time (in milliseconds) for HystrixCommand#execute().</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentActiveCount</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the approximate number of threads that are actively executing tasks.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCumulativeCountThreadsExecuted</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Cumulative count of 
 number of threads executed since the start of the application.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentCompletedTaskCount</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the approximate total number of tasks that have completed execution.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentCorePoolSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the core number of threads.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentLargestPoolSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the largest number of threads that have ever simultaneously been in the pool.
 </p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentMaximumPoolSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the maximum allowed number of threads.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentPoolSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the current number of threads in the pool.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentQueueSize</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>int</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Current size of BlockingQueue used by the thread-pool.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsCurrentTaskCount</p></t
 d><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Returns the approximate total number of tasks that have ever been scheduled for execution.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingCountThreadsExecuted</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Rolling count of number of threads executed during rolling statistical window.</p></td></tr><tr><td colspan="1" rowspan="1" class="confluenceTd"><p>CamelHystrixThreadPoolMetricsRollingMaxActiveThreads</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>long</p></td><td colspan="1" rowspan="1" class="confluenceTd"><p>Rolling max number of active threads during rolling statistical window.</p></td></tr></tbody></table></div><h3 id="Hystrix-Example">Example</h3><p>Below is an example route that with Hystrix endpoint that prote
 cts agains slow operation and fallbacks to a different endpoint.</p><div class="code panel pdl" style="border-width: 1px;"><div class="codeContent panelContent pdl">
 <script class="brush: java; gutter: false; theme: Default" type="syntaxhighlighter"><![CDATA[@Override
 protected CamelContext createCamelContext() throws Exception {
     SimpleRegistry registry = new SimpleRegistry();