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Posted to issues@spark.apache.org by "Ingo Schuster (JIRA)" <ji...@apache.org> on 2017/06/22 08:29:00 UTC

[jira] [Updated] (SPARK-21176) Master UI hangs with spark.ui.reverseProxy=true if the master node has many CPUs

     [ https://issues.apache.org/jira/browse/SPARK-21176?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ingo Schuster updated SPARK-21176:
----------------------------------
    Affects Version/s: 2.2.1
                       2.2.0
                       2.1.1

> Master UI hangs with spark.ui.reverseProxy=true if the master node has many CPUs
> --------------------------------------------------------------------------------
>
>                 Key: SPARK-21176
>                 URL: https://issues.apache.org/jira/browse/SPARK-21176
>             Project: Spark
>          Issue Type: Bug
>          Components: Web UI
>    Affects Versions: 2.1.0, 2.1.1, 2.2.0, 2.2.1
>         Environment: ppc64le GNU/Linux, POWER8, only master node is reachable externally other nodes are in an internal network
>            Reporter: Ingo Schuster
>              Labels: network, web-ui
>
> When *reverse proxy is enabled*
> {quote}
> spark.ui.reverseProxy=true
> spark.ui.reverseProxyUrl=/
> {quote}
>  first of all any invocation of the spark master Web UI hangs forever locally (e.g. http://192.168.10.16:25001) and via external URL without any data received. 
> One, sometimes two spark applications succeed without error and than workers start throwing exceptions:
> {quote}
> Caused by: java.io.IOException: Failed to connect to /192.168.10.16:25050
> {quote}
> The application dies during creation of SparkContext:
> {quote}
> 2017-05-22 16:11:23 INFO  StandaloneAppClient$ClientEndpoint:54 - Connecting to master spark://node0101:25000...
> 2017-05-22 16:11:23 INFO  TransportClientFactory:254 - Successfully created connection to node0101/192.168.10.16:25000 after 169 ms (132 ms spent in bootstraps)
> 2017-05-22 16:11:43 INFO  StandaloneAppClient$ClientEndpoint:54 - Connecting to master spark://node0101:25000...
> 2017-05-22 16:12:03 INFO  StandaloneAppClient$ClientEndpoint:54 - Connecting to master spark://node0101:25000...
> 2017-05-22 16:12:23 ERROR StandaloneSchedulerBackend:70 - Application has been killed. Reason: All masters are unresponsive! Giving up.
> 2017-05-22 16:12:23 WARN  StandaloneSchedulerBackend:66 - Application ID is not initialized yet.
> 2017-05-22 16:12:23 INFO  Utils:54 - Successfully started service 'org.apache.spark.network.netty.NettyBlockTransferService' on port 25056.
> .....
> Caused by: java.lang.IllegalArgumentException: requirement failed: Can only call getServletHandlers on a running MetricsSystem
> {quote}
> *This definitively does not happen without reverse proxy enabled!*



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