Re: [EsiGate-users] Connection thread leak

[Francois-Xavier B. <fra...@ce...>]

Hi,

In order to help me understand your issue, could you give more information:
Which version of EsiGate are you using? Could you share your
esigate.properties configuration file?

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2016-07-11 17:36 GMT+02:00 Auffredou Thomas <
TAu...@vo...>:

> Hi,
>
>
>
> I’m experimenting issues with the ESI clientPool.
>
> At some point (I can’t figure out what are the causes), threads start to
> grow until reaching the thread pool saturation.
>
> The leaks happens linearly when requesting a healthcheck url, and any
> other request accelerates the behavior.
>
>
>
> The following threaddump extract shows it hangs while acquiring the http
> client.
>
>
>
> "http-bio-10.98.48.138-51125-exec-1" #40 daemon prio=5 os_prio=0
> tid=0x00007fb760001800 nid=0x6ff4 waiting on condition [0x00007fb7dc507000]
>
>    java.lang.Thread.State: WAITING (parking)
>
>                 at sun.misc.Unsafe.park(Native Method)
>
>                 - parking to wait for  <0x00000000eb970880> (a
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
>
>                 at
> java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
>
>                 at
> java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)
>
>                 at
> org.apache.http.pool.PoolEntryFuture.await(PoolEntryFuture.java:133)
>
>                 at
> org.apache.http.pool.AbstractConnPool.getPoolEntryBlocking(AbstractConnPool.java:282)
>
>                 at
> org.apache.http.pool.AbstractConnPool.access$000(AbstractConnPool.java:64)
>
>                 at
> org.apache.http.pool.AbstractConnPool$2.getPoolEntry(AbstractConnPool.java:177)
>
>                 at
> org.apache.http.pool.AbstractConnPool$2.getPoolEntry(AbstractConnPool.java:170)
>
>                 at
> org.apache.http.pool.PoolEntryFuture.get(PoolEntryFuture.java:102)
>
>                 at
> org.apache.http.impl.conn.PoolingHttpClientConnectionManager.leaseConnection(PoolingHttpClientConnectionManager.java:244)
>
>                 at
> org.apache.http.impl.conn.PoolingHttpClientConnectionManager$1.get(PoolingHttpClientConnectionManager.java:231)
>
>                 at
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:173)
>
>                 at
> org.esigate.http.ProxyingHttpClientBuilder$1.execute(ProxyingHttpClientBuilder.java:105)
>
>                 at
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:195)
>
>                 at
> org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:86)
>
>                 at
> org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:108)
>
>                 at
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
>
>                 at
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:72)
>
>                 at
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:57)
>
>                 at
> org.esigate.http.HttpClientRequestExecutor.execute(HttpClientRequestExecutor.java:307)
>
>                 at org.esigate.Driver.render(Driver.java:188)
>
>                 at
> org.esigate.esi.IncludeElement.processPage(IncludeElement.java:193)
>
>                 at
> org.esigate.esi.IncludeElement.onTagEnd(IncludeElement.java:81)
>
>                 at
> org.esigate.parser.ParserContextImpl.endElement(ParserContextImpl.java:92)
>
>                 at org.esigate.parser.Parser.parse(Parser.java:76)
>
>                 at
> org.esigate.esi.EsiRenderer.render(EsiRenderer.java:122)
>
>                 at org.esigate.Driver.performRendering(Driver.java:401)
>
>                 at org.esigate.Driver.performRendering(Driver.java:360)
>
>                 at org.esigate.Driver.proxy(Driver.java:295)
>
>                 at org.esigate.DriverFactory.proxy(DriverFactory.java:403)
>
>                 at
> org.esigate.servlet.ProxyFilter.doFilter(ProxyFilter.java:60)
>
>                 at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
>
>                 at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
>
>                 at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
>
>                 at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
>
>                 at
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
>
>                 at
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
>
>                 at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
>
>                 at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
>
>                 at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
>
>                 at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
>
>                 at
> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
>
>                 at
> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
>
>                 at
> org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:313)
>
>                 - locked <0x00000000ec8c1e70> (a
> org.apache.tomcat.util.net.SocketWrapper)
>
>                 at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>
>                 at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>
>                 at java.lang.Thread.run(Thread.java:745)
>
>
>
> Did someone already encountered this issue ?
>
>
>
> Thanks,
>
> Thomas
>
>
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