https://jira.opendaylight.org This file is an XML representation of an issue en-us 8.20.10 820010 22-06-2022 https://jira.opendaylight.org/browse/BGPCEP-735 bgpcep <p>Found one Java-level deadlock:<br/> =============================<br/> "epollEventLoopGroup-5-1":<br/> waiting to lock monitor 0x00007f5e640309a8 (object 0x00000000f5b8aa00, a org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl),<br/> which is held by "globalEventExecutor-1-1"<br/> "globalEventExecutor-1-1":<br/> waiting to lock monitor 0x00007f5e54008de8 (object 0x00000000f5b80940, a org.opendaylight.bgpcep.pcep.topology.provider.Stateful07TopologySessionListener),<br/> which is held by "epollEventLoopGroup-5-1"</p> <p> </p> BGPCEP-735

PCEP Dead Lock

Improvement Medium Verified Done Claudio David Gasparini Claudio David Gasparini Tue, 12 Dec 2017 15:06:14 +0000 Wed, 18 Apr 2018 07:59:14 +0000 Fri, 5 Jan 2018 09:56:47 +0000 Oxygen PCEP 0 1 <p>Java stack information for the threads listed above:<br/> ===================================================<br/> "epollEventLoopGroup-5-1":<br/> at org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl.updateLastReceivedRptMsg(SessionStateImpl.java:100)</p> <ul class="alternate" type="square"> <li>waiting to lock &lt;0x00000000f5b8aa00&gt; (a org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl)<br/> at org.opendaylight.bgpcep.pcep.topology.provider.Stateful07TopologySessionListener.onMessage(Stateful07TopologySessionListener.java:434)<br/> at org.opendaylight.bgpcep.pcep.topology.provider.AbstractTopologySessionListener.onMessage(AbstractTopologySessionListener.java:301)</li> <li>locked &lt;0x00000000f5b80940&gt; (a org.opendaylight.bgpcep.pcep.topology.provider.Stateful07TopologySessionListener)<br/> at org.opendaylight.protocol.pcep.impl.PCEPSessionImpl.handleMessage(PCEPSessionImpl.java:354)</li> <li>locked &lt;0x00000000f5fac1b0&gt; (a org.opendaylight.protocol.pcep.impl.PCEPSessionImpl)<br/> at org.opendaylight.protocol.pcep.impl.PCEPSessionImpl.channelRead0(PCEPSessionImpl.java:420)<br/> at org.opendaylight.protocol.pcep.impl.PCEPSessionImpl.channelRead0(PCEPSessionImpl.java:59)<br/> at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:363)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:349)<br/> at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:341)<br/> at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:293)<br/> at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:267)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:363)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:349)<br/> at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:341)<br/> at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:293)<br/> at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:267)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:363)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:349)<br/> at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:341)<br/> at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1334)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:363)<br/> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:349)<br/> at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:926)<br/> at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:1018)<br/> at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:394)<br/> at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:299)<br/> at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)<br/> at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)<br/> at java.lang.Thread.run(Thread.java:748)<br/> "globalEventExecutor-1-1":<br/> at org.opendaylight.bgpcep.pcep.topology.provider.Stateful07TopologySessionListener.isLspUpdateCapability(Stateful07TopologySessionListener.java:799)</li> <li>waiting to lock &lt;0x00000000f5b80940&gt; (a org.opendaylight.bgpcep.pcep.topology.provider.Stateful07TopologySessionListener)<br/> at org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl.createStatefulCapabilities(SessionStateImpl.java:131)</li> <li>locked &lt;0x00000000f5b8aa00&gt; (a org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl)<br/> at org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl.getPeerCapabilities(SessionStateImpl.java:125)</li> <li>locked &lt;0x00000000f5b8aa00&gt; (a org.opendaylight.bgpcep.pcep.topology.provider.session.stats.SessionStateImpl)<br/> at org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.stats.rev171113.pcep.session.state.grouping.PcepSessionStateBuilder.&lt;init&gt;(PcepSessionStateBuilder.java:38)<br/> at org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl.updatePCEPStats(TopologyStatsProviderImpl.java:83)</li> <li>locked &lt;0x00000000851d9ed8&gt; (a org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl)<br/> at org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl.access$200(TopologyStatsProviderImpl.java:41)<br/> at org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl$1.lambda$run$0(TopologyStatsProviderImpl.java:68)<br/> at org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl$1$$Lambda$216/469995541.accept(Unknown Source)<br/> at java.util.HashMap.forEach(HashMap.java:1289)<br/> at org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl$1.run(TopologyStatsProviderImpl.java:68)</li> <li>locked &lt;0x00000000851d9ed8&gt; (a org.opendaylight.bgpcep.pcep.topology.stats.provider.TopologyStatsProviderImpl)<br/> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)<br/> at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:126)<br/> at io.netty.util.concurrent.GlobalEventExecutor$TaskRunner.run(GlobalEventExecutor.java:233)<br/> at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)<br/> at java.lang.Thread.run(Thread.java:748)</li> </ul> <p>Found 1 deadlock.</p> <p> </p> <p><a href="https://git.opendaylight.org/gerrit/#/q/topic:BGPCEP-735+(status:open+OR+status:merged" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/#/q/topic:BGPCEP-735+(status:open+OR+status:merged</a>)</p> Development Rank 0|i038vr: