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Posted to reviews@ambari.apache.org by Aravindan Vijayan <av...@hortonworks.com> on 2017/02/17 20:03:57 UTC

Review Request 56799: AMBARI-20071 : Hadoop metrics sink prints lots of logs if collector is unavailable

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/56799/
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Review request for Ambari, Dmytro Sen, Sumit Mohanty, and Sid Wagle.


Bugs: AMBARI-20071
    https://issues.apache.org/jira/browse/AMBARI-20071


Repository: ambari


Description
-------

The metrics sink prints lots of such messages in Hadoop daemons log every second, which makes logs rotates and purge fast.


BEFORE PATCH

2017-02-16 19:05:48,896 INFO??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:refreshCollectorsFromConfigured(419)) - Collector ctr-e129-1487033772569-2546-01-000004.hwx.site is not longer live. Removing it from list of know live collector hosts : []
2017-02-16 19:05:48,896 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findPreferredCollectHost(399)) - Couldn't find any live collectors. Returning null
2017-02-16 19:05:48,896 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(227)) - No live collector to send metrics to. Metrics to be sent will be discarded.
2017-02-16 19:05:50,901 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findLiveCollectorHostsFromKnownCollector(476)) - Unable to connect to collector to find live nodes.
2017-02-16 19:05:50,901 INFO??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:refreshCollectorsFromConfigured(419)) - Collector ctr-e129-1487033772569-2546-01-000004.hwx.site is not longer live. Removing it from list of know live collector hosts : []
2017-02-16 19:05:50,901 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findPreferredCollectHost(399)) - Couldn't find any live collectors. Returning null
2017-02-16 19:05:50,902 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(227)) - No live collector to send metrics to. Metrics to be sent will be discarded.
2017-02-16 19:06:48,896 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findLiveCollectorHostsFromKnownCollector(476)) - Unable to connect to collector to find live nodes.

AFTER PATCH

2017-02-17 19:49:28,224 INFO  timeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:init(80)) - Initializing Timeline metrics sink.
2017-02-17 19:49:28,224 INFO  timeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:init(98)) - Identified hostname = avijayan-ams-1.openstacklocal, serviceName = datanode
2017-02-17 19:49:28,380 INFO  timeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:init(123)) - No suitable collector found.
2017-02-17 19:49:28,393 INFO  impl.MetricsSinkAdapter (MetricsSinkAdapter.java:start(206)) - Sink timeline started
2017-02-17 19:50:38,518 INFO  timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(230)) - No live collector to send metrics to. Metrics to be sent will be discarded. This message will be skipped for the next 20 times.
2017-02-17 19:53:28,712 INFO  timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(230)) - No live collector to send metrics to. Metrics to be sent will be discarded. This message will be skipped for the next 20 times.
2017-02-17 19:57:18,524 INFO  timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(230)) - No live collector to send metrics to. Metrics to be sent will be discarded. This message will be skipped for the next 20 times.


Diffs
-----

  ambari-metrics/ambari-metrics-common/src/main/java/org/apache/hadoop/metrics2/sink/timeline/AbstractTimelineMetricsSink.java f5a02e4 
  ambari-metrics/ambari-metrics-hadoop-sink/src/main/java/org/apache/hadoop/metrics2/sink/timeline/HadoopTimelineMetricsSink.java 1936977 

Diff: https://reviews.apache.org/r/56799/diff/


Testing
-------

Manually tested.
mvn clean test on ambari-metrics-hadoop-sink.


Thanks,

Aravindan Vijayan


Re: Review Request 56799: AMBARI-20071 : Hadoop metrics sink prints lots of logs if collector is unavailable

Posted by Sid Wagle <sw...@hortonworks.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/56799/#review165968
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Ship it!




Ship It!

- Sid Wagle


On Feb. 17, 2017, 8:03 p.m., Aravindan Vijayan wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/56799/
> -----------------------------------------------------------
> 
> (Updated Feb. 17, 2017, 8:03 p.m.)
> 
> 
> Review request for Ambari, Dmytro Sen, Sumit Mohanty, and Sid Wagle.
> 
> 
> Bugs: AMBARI-20071
>     https://issues.apache.org/jira/browse/AMBARI-20071
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> The metrics sink prints lots of such messages in Hadoop daemons log every second, which makes logs rotates and purge fast.
> 
> 
> BEFORE PATCH
> 
> 2017-02-16 19:05:48,896 INFO??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:refreshCollectorsFromConfigured(419)) - Collector ctr-e129-1487033772569-2546-01-000004.hwx.site is not longer live. Removing it from list of know live collector hosts : []
> 2017-02-16 19:05:48,896 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findPreferredCollectHost(399)) - Couldn't find any live collectors. Returning null
> 2017-02-16 19:05:48,896 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(227)) - No live collector to send metrics to. Metrics to be sent will be discarded.
> 2017-02-16 19:05:50,901 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findLiveCollectorHostsFromKnownCollector(476)) - Unable to connect to collector to find live nodes.
> 2017-02-16 19:05:50,901 INFO??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:refreshCollectorsFromConfigured(419)) - Collector ctr-e129-1487033772569-2546-01-000004.hwx.site is not longer live. Removing it from list of know live collector hosts : []
> 2017-02-16 19:05:50,901 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findPreferredCollectHost(399)) - Couldn't find any live collectors. Returning null
> 2017-02-16 19:05:50,902 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(227)) - No live collector to send metrics to. Metrics to be sent will be discarded.
> 2017-02-16 19:06:48,896 WARN??timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:findLiveCollectorHostsFromKnownCollector(476)) - Unable to connect to collector to find live nodes.
> 
> AFTER PATCH
> 
> 2017-02-17 19:49:28,224 INFO  timeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:init(80)) - Initializing Timeline metrics sink.
> 2017-02-17 19:49:28,224 INFO  timeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:init(98)) - Identified hostname = avijayan-ams-1.openstacklocal, serviceName = datanode
> 2017-02-17 19:49:28,380 INFO  timeline.HadoopTimelineMetricsSink (HadoopTimelineMetricsSink.java:init(123)) - No suitable collector found.
> 2017-02-17 19:49:28,393 INFO  impl.MetricsSinkAdapter (MetricsSinkAdapter.java:start(206)) - Sink timeline started
> 2017-02-17 19:50:38,518 INFO  timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(230)) - No live collector to send metrics to. Metrics to be sent will be discarded. This message will be skipped for the next 20 times.
> 2017-02-17 19:53:28,712 INFO  timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(230)) - No live collector to send metrics to. Metrics to be sent will be discarded. This message will be skipped for the next 20 times.
> 2017-02-17 19:57:18,524 INFO  timeline.HadoopTimelineMetricsSink (AbstractTimelineMetricsSink.java:emitMetrics(230)) - No live collector to send metrics to. Metrics to be sent will be discarded. This message will be skipped for the next 20 times.
> 
> 
> Diffs
> -----
> 
>   ambari-metrics/ambari-metrics-common/src/main/java/org/apache/hadoop/metrics2/sink/timeline/AbstractTimelineMetricsSink.java f5a02e4 
>   ambari-metrics/ambari-metrics-hadoop-sink/src/main/java/org/apache/hadoop/metrics2/sink/timeline/HadoopTimelineMetricsSink.java 1936977 
> 
> Diff: https://reviews.apache.org/r/56799/diff/
> 
> 
> Testing
> -------
> 
> Manually tested.
> mvn clean test on ambari-metrics-hadoop-sink.
> 
> 
> Thanks,
> 
> Aravindan Vijayan
> 
>