[ https://issues.apache.org/jira/browse/TS-3797?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Susan Hinrichs resolved TS-3797. -------------------------------- Resolution: Fixed > Crashes due to cross-thread race conditions > ------------------------------------------- > > Key: TS-3797 > URL: https://issues.apache.org/jira/browse/TS-3797 > Project: Traffic Server > Issue Type: Bug > Affects Versions: 5.3.0 > Reporter: Susan Hinrichs > Assignee: Susan Hinrichs > Labels: yahoo > Fix For: 6.1.0 > > > We had seen crashes with the following stack trace occasionally, but > recently we have found an environment where these crashes happen so > frequently that running ATS with global session pools is not feasible. > {code} > #0 0x00000000004fac6e in Ptr<IOBufferBlock>::operator IOBufferBlock* ( > this=0x10) at ../lib/ts/Ptr.h:300 > #1 0x00000000005109a2 in IOBufferReader::read_avail (this=0x0) > at ../iocore/eventsystem/P_IOBuffer.h:606 > #2 0x0000000000777b54 in write_to_net_io (nh=0x2acc365358a0, > vc=0x2acd38024960, thread=0x2acc36532010) at UnixNetVConnection.cc:540 > #3 0x000000000077747a in write_to_net (nh=0x2acc365358a0, vc=0x2acd38024960, > thread=0x2acc36532010) at UnixNetVConnection.cc:407 > #4 0x0000000000770378 in NetHandler::mainNetEvent (this=0x2acc365358a0, > event=5, e=0x2244730) at UnixNet.cc:562 > #5 0x0000000000510560 in Continuation::handleEvent (this=0x2acc365358a0, > event=5, data=0x2244730) at ../iocore/eventsystem/I_Continuation.h:145 > #6 0x0000000000796ffe in EThread::process_event (this=0x2acc36532010, > e=0x2244730, calling_code=5) at UnixEThread.cc:128 > #7 0x0000000000797508 in EThread::execute (this=0x2acc36532010) > at UnixEThread.cc:252 > #8 0x00000000007965a9 in spawn_thread_internal (a=0x2115540) at Thread.cc:85 > #9 0x00002acc2edd49d1 in start_thread () from /lib64/libpthread.so.0 > #10 0x00000032750e88fd in clone () from /lib64/libc.so.6 > {code} > See > https://cwiki.apache.org/confluence/display/TS/Threading+Issues+And+NetVC+Migration > for analysis of the crash and a suggested solution. -- This message was sent by Atlassian JIRA (v6.3.4#6332)