[jboss-jira] [JBoss JIRA] (JGRP-2040) Seeing a OOM in JGroup 3.4
Kshitiz Saxena (JIRA)
issues at jboss.org
Mon May 9 02:03:00 EDT 2016
[ https://issues.jboss.org/browse/JGRP-2040?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13202414#comment-13202414 ]
Kshitiz Saxena commented on JGRP-2040:
--------------------------------------
Here are the output of netstat command
NODE1
/home/gis/si525/properties>netstat -na | grep 35060
tcp 0 0 9.155.214.204:35060 0.0.0.0:* LISTEN
tcp 0 0 9.155.214.204:39696 9.155.214.109:35060 ESTABLISHED
/home/gis/si525/properties>netstat -na | grep 35061
tcp 0 0 9.155.214.204:35061 0.0.0.0:* LISTEN
tcp 0 0 9.155.214.204:35061 9.155.214.204:37203 ESTABLISHED
tcp 0 0 9.155.214.204:37203 9.155.214.204:35061 ESTABLISHED
tcp 0 0 9.155.214.204:37304 9.155.214.109:35061 ESTABLISHED
/home/gis/si525/properties>netstat -na | grep 35062
NODE2
/home/gis>netstat -na | grep 35060
tcp 0 0 9.155.214.109:35060 0.0.0.0:* LISTEN
tcp 0 0 9.155.214.109:35060 9.155.214.204:39696 ESTABLISHED
/home/gis>netstat -na | grep 35061
tcp 0 0 9.155.214.109:35061 0.0.0.0:* LISTEN
tcp 0 0 9.155.214.109:35061 9.155.214.109:40967 ESTABLISHED
tcp 0 0 9.155.214.109:35061 9.155.214.204:37304 ESTABLISHED
tcp 0 0 9.155.214.109:40967 9.155.214.109:35061 ESTABLISHED
/home/gis>netstat -na | grep 35062
Below are the JGroup properties which we have defined
NODE1
jgroups_cluster.property_string=TCP(bind_addr=9.155.214.204;bind_port=35061):TCPPING(initial_hosts=9.155.214.204[35061],9.155.214.109[35061];port_range=1;timeout=5000;num_initial_members=2):MERGE2(min_interval=3000;max_interval=5000):FD_ALL(interval=5000;timeout=20000):FD(timeout=5000;max_tries=48;):VERIFY_SUSPECT(timeout=1500):pbcast.NAKACK(retransmit_timeout=100,200,300,600,1200,2400,4800;discard_delivered_msgs=true):pbcast.STABLE(stability_delay=1000;desired_avg_gossip=20000;max_bytes=0):pbcast.GMS(print_local_addr=true;join_timeout=5000)
jgroups_cluster.distribution_property_string=TCP(bind_port=35060;thread_pool_rejection_policy=run):TCPPING(initial_hosts=up51to52[35060];port_range=1;timeout=5000;num_initial_members=2):MERGE2(min_interval=3000;max_interval=5000):FD_SOCK:FD(timeout=5000;max_tries=48;):VERIFY_SUSPECT(timeout=1500):pbcast.NAKACK(retransmit_timeout=3000;discard_delivered_msgs=true):pbcast.STABLE(stability_delay=1000;desired_avg_gossip=20000;max_bytes=0):pbcast.GMS(join_timeout=5000;print_local_addr=true)
jgroups_cluster.lock.protocolStack=TCP(bind_addr=9.155.214.204;bind_port=35062):TCPPING(initial_hosts=9.155.214.204[35062],9.155.214.109[35062];port_range=1;timeout=5000;num_initial_members=2):MERGE2(min_interval=3000;max_interval=5000):FD_ALL(interval=5000;timeout=20000):FD(timeout=5000;max_tries=48;):VERIFY_SUSPECT(timeout=1500):pbcast.NAKACK(retransmit_timeout=100,200,300,600,1200,2400,4800;discard_delivered_msgs=true):pbcast.STABLE(stability_delay=1000;desired_avg_gossip=20000;max_bytes=0):pbcast.GMS(print_local_addr=true;join_timeout=5000)
NODE2
jgroups_cluster.property_string=TCP(bind_addr=9.155.214.109;bind_port=35061):TCPPING(initial_hosts=9.155.214.109[35061],9.155.214.204[35061];port_range=1;timeout=5000;num_initial_members=2):MERGE2(min_interval=3000;max_interval=5000):FD_ALL(interval=5000;timeout=20000):FD(timeout=5000;max_tries=48;):VERIFY_SUSPECT(timeout=1500):pbcast.NAKACK(retransmit_timeout=100,200,300,600,1200,2400,4800;discard_delivered_msgs=true):pbcast.STABLE(stability_delay=1000;desired_avg_gossip=20000;max_bytes=0):pbcast.GMS(print_local_addr=true;join_timeout=5000)
jgroups_cluster.distribution_property_string=TCP(bind_port=35060;thread_pool_rejection_policy=run):TCPPING(initial_hosts=ac525n2[35060];port_range=1;timeout=5000;num_initial_members=2):MERGE2(min_interval=3000;max_interval=5000):FD_SOCK:FD(timeout=5000;max_tries=48;):VERIFY_SUSPECT(timeout=1500):pbcast.NAKACK(retransmit_timeout=3000;discard_delivered_msgs=true):pbcast.STABLE(stability_delay=1000;desired_avg_gossip=20000;max_bytes=0):pbcast.GMS(join_timeout=5000;print_local_addr=true)
jgroups_cluster.lock.protocolStack=TCP(bind_addr=9.155.214.109;bind_port=35062):TCPPING(initial_hosts=9.155.214.109[35062],9.155.214.204[35062];port_range=1;timeout=5000;num_initial_members=2):MERGE2(min_interval=3000;max_interval=5000):FD_ALL(interval=5000;timeout=20000):FD(timeout=5000;max_tries=48;):VERIFY_SUSPECT(timeout=1500):pbcast.NAKACK(retransmit_timeout=100,200,300,600,1200,2400,4800;discard_delivered_msgs=true):pbcast.STABLE(stability_delay=1000;desired_avg_gossip=20000;max_bytes=0):pbcast.GMS(print_local_addr=true;join_timeout=5000)
> Seeing a OOM in JGroup 3.4
> --------------------------
>
> Key: JGRP-2040
> URL: https://issues.jboss.org/browse/JGRP-2040
> Project: JGroups
> Issue Type: Bug
> Affects Versions: 3.4
> Environment: Linux Operating System
> Reporter: Kshitiz Saxena
> Assignee: Bela Ban
>
> We are seeing an OOM in our application where thread dump points to JGroup.
> We see the below in thread dumps,
> 3XEHSTTYPE 07:33:24:346241000 GMT j9vm.294 - >setCurrentException index=11 constructorIndex=0 detailMessage=0000000000F61678
> 3XEHSTTYPE 07:33:24:346183000 GMT j9mm.126 - at 0000000050F8CD60 java/lang/Thread.run()V, jit 00007FCF323EA580, pc 00007FCF489E0A36
> 3XEHSTTYPE 07:33:24:346179000 GMT j9mm.126 - at 0000000053644748 *org/jgroups/blocks/TCPConnectionMap$TCPConnection$Receiver.run()*V, jit 0000000000000000, pc 00007FCF3354D334
> 3XEHSTTYPE 07:33:24:346175000 GMT j9mm.101 - J9AllocateIndexableObject() returning NULL! *1650814064 bytes* requested for object of class 0000000050F79700 from memory space 'Generational' id=00007FCF440427C0
> In the thread dump we also see
> WARNING : OutOfMemoryError possibly caused by 1650814064 bytes requested for object of class 0000000050F79700 from memory space 'Generational' id=00007FCF440427C0
> Java Heap Information
> -Xmx (Maximum Java heap size) : 1280m
> -Xms (Initial Java heap size) : 640m
> -Xss (Maximum stack size for Java threads) : 256k
> Total Java heap size: 1.25 GB
> Used Java heap size: 174.27 MB
> Free Java heap size: 1.08 GB
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