The Jenkins Windows YCSB build failed recently. The failure is:
http://build.wiredtiger.com:8080/job/mongodb-perf-ycsb-windows/638/
It presents as a hang, but there was a WiredTiger crash, with call stack:
2016-04-15T11:22:14.605+0000 I CONTROL [WTJournalFlusher] *** unhandled exception (access violation) at 0x00007FF775B7499E, terminating 2016-04-15T11:22:14.605+0000 I CONTROL [WTJournalFlusher] *** access violation was a read from 0x0000000000000000 2016-04-15T11:22:14.605+0000 I CONTROL [WTJournalFlusher] *** stack trace for unhandled exception: 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe ...\src\third_party\wiredtiger\src\log\log.c(134) __wt_log_force_sync+0x13e 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe ...\src\third_party\wiredtiger\src\log\log.c(2152) __wt_log_flush+0x306 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe ...\src\third_party\wiredtiger\src\session\session_api.c(561) __session_log_flush+0x204 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe ...\src\mongo\db\storage\wiredtiger\wiredtiger_session_cache.cpp(211) mongo::WiredTigerSessionCache::waitUntilDurable+0x261 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe ...\src\mongo\db\storage\wiredtiger\wiredtiger_kv_engine.cpp(97) mongo::WiredTigerKVEngine::WiredTigerJournalFlusher::run+0x1a8 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe ...\src\mongo\util\background.cpp(151) mongo::BackgroundJob::jobBody+0x1b1 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe c:\program files (x86)\microsoft visual studio 12.0\vc\include\thr\xthread(188) std::_LaunchPad<std::_Bind<0,void,std::_Bind<1,void * __ptr64,void * __ptr64 (__cdecl*const)(void * __ptr64),mongo::`anonymous namespace'::MessagingPortWithHandler * __ptr64> > >::_Go+0x1c 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe f:\dd\vctools\crt\crtw32\stdcpp\thr\threadcall.cpp(28) _Call_func+0x14 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe f:\dd\vctools\crt\crtw32\startup\threadex.c(376) _callthreadstartex+0x17 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] mongod.exe f:\dd\vctools\crt\crtw32\startup\threadex.c(354) _threadstartex+0x102 2016-04-15T11:22:15.765+0000 I CONTROL [WTJournalFlusher] KERNEL32.DLL BaseThreadInitThunk+0x22 2016-04-15T11:22:15.765+0000 I - [WTJournalFlusher] 2016-04-15T11:22:16.447+0000 I CONTROL [WTJournalFlusher] writing minidump diagnostic file Z:\jenkins\workspace\mongodb-perf-ycsb-windows\mongod.2016-04-15T11-22-15.mdmp 2016-04-15T11:22:16.546+0000 I CONTROL [WTJournalFlusher] *** immediate exit due to unhandled exception