Add JIT thread start/end to JFR #22711
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Signed-off-by: Gengchen Tuo <[email protected]>
Signed-off-by: Gengchen Tuo <[email protected]>
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@tajila FYI |
tajila
reviewed
Oct 3, 2025
| j9tty_printf(PORTLIB, "\n!!! thread end %p\n", currentThread); | ||
| #endif /* defined(DEBUG) */ | ||
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| internalAcquireVMAccess(currentThread); |
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@thallium do you still have the stack trace for the failure you saw when you tried this?
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The issue is that a JIT thread is hanging, there are more details in our chat history. The stacktrace is:
#0 0x00007ffff7c98d71 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#1 0x00007ffff7c9b7ed in pthread_cond_wait () from /lib/x86_64-linux-gnu/libc.so.6
#2 0x00007ffff7e8901b in monitor_wait_original (self=0x7ffff00f48b0, monitor=monitor@entry=0x7ffff00e6f38, millis=millis@entry=0, nanos=nanos@entry=0, interruptible=interruptible@entry=0,
callbackFunction=callbackFunction@entry=0x0, userData=0x0) at ../../../../../../omr/thread/common/omrthread.c:4777
#3 0x00007ffff7e8c508 in monitor_wait (userData=0x0, callbackFunction=0x0, interruptible=0, nanos=0, millis=0, monitor=0x7ffff00e6f38) at ../../../../../../omr/thread/common/omrthread.c:4616
#4 omrthread_monitor_wait (monitor=0x7ffff00e6f38) at ../../../../../../omr/thread/common/omrthread.c:4436
#5 0x00007ffff78905cc in internalAcquireVMAccessNoMutexWithMask (vmThread=0x26100, haltMask=2203653) at ../../../../../openj9/runtime/vm/VMAccess.cpp:388
#6 0x00007ffff78903c1 in VM_VMAccess::inlineAcquireVMAccessExhaustiveCheck (vmThread=<optimized out>) at ../../../../../openj9/runtime/oti/VMAccess.hpp:128
#7 internalAcquireVMAccess (currentThread=0x26100) at ../../../../../openj9/runtime/vm/VMAccess.cpp:72
#8 internalAcquireVMAccess (currentThread=0x26100) at ../../../../../openj9/runtime/vm/VMAccess.cpp:70
#9 0x00007ffff78a6a23 in jfrThreadEndSystemThread (hook=<optimized out>, eventNum=<optimized out>, eventData=<optimized out>, userData=<optimized out>) at ../../../../../openj9/runtime/vm/jfr.cpp:578
#10 0x00007ffff7e9ca22 in J9HookDispatch (hookInterface=0x7ffff0011588, taggedEventNum=<optimized out>, eventData=0x7fffec183ac0) at ../../../../../../../omr/util/hookable/hookable.cpp:237
#11 0x00007ffff5d84a73 in TR::CompilationInfoPerThread::processEntries (this=this@entry=0x7ffff442baf0) at ../../../../../openj9/runtime/compiler/control/CompilationThread.cpp:4448
#12 0x00007ffff5d84f72 in TR::CompilationInfoPerThread::run (this=this@entry=0x7ffff442baf0) at ../../../../../openj9/runtime/compiler/control/CompilationThread.cpp:4101
#13 0x00007ffff5d85026 in protectedCompilationThreadProc (compInfoPT=compInfoPT@entry=0x7ffff442baf0) at ../../../../../openj9/runtime/compiler/control/CompilationThread.cpp:4035
#14 0x00007ffff7ac99fd in omrsig_protect (portLibrary=0x7ffff7ee8420 <j9portLibrary>, fn=0x7ffff5d84fa0 <protectedCompilationThreadProc(J9PortLibrary*, TR::CompilationInfoPerThread*)>,
fn_arg=0x7ffff442baf0, handler=0x7ffff7840c90 <structuredSignalHandler>, handler_arg=0x26100, flags=506, result=0x7fffec183d78) at ../../../../../../omr/port/unix/omrsignal.c:425
#15 0x00007ffff5d853e5 in compilationThreadProc (entryarg=0x7ffff442baf0) at ../../../../../openj9/runtime/compiler/control/CompilationThread.cpp:3940
#16 0x00007ffff7e8cac4 in thread_wrapper (arg=0x7ffff00f48b0) at ../../../../../../omr/thread/common/omrthread.c:1749
#17 0x00007ffff7c9caa4 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#18 0x00007ffff7d29c3c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
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