Mon Mar  3 13:46:16.419 [initandlisten] connection accepted from 127.0.0.1:39593                                                                                         #1 (1 connection now open)
Mon Mar  3 13:48:02.713 [PeriodicTask::Runner] task: DBConnectionPool-cleaner took: 389ms
Mon Mar  3 13:48:02.810 [PeriodicTask::Runner] task: WriteBackManager::cleaner took: 13ms
Mon Mar  3 13:48:04.223 [TTLMonitor] query local.system.indexes query: { expireAfterSeconds: { $exists: true } } ntoreturn:0 ntoskip:0 nscanned:0 keyUpdates:0 locks    (micros) r:1122334 nreturned:0 reslen:20 1109ms
Mon Mar  3 13:49:03.981 [PeriodicTask::Runner] task: DBConnectionPool-cleaner took: 627ms
Mon Mar  3 13:49:25.133 [TTLMonitor] query local.system.indexes query: { expireAfterSeconds: { $exists: true } } ntoreturn:0 ntoskip:0 nscanned:0 keyUpdates:0 locks    (micros) r:235121 nreturned:0 reslen:20 223ms
Mon Mar  3 13:50:04.965 [PeriodicTask::Runner] task: DBConnectionPool-cleaner took: 519ms
Mon Mar  3 13:50:05.035 [PeriodicTask::Runner] task: WriteBackManager::cleaner took: 21ms
src/third_party/gperftools-2.0/src/central_freelist.cc:322] tcmalloc: allocation failed 8192
Mon Mar  3 13:50:11.112 out of memory, printing stack and exiting:
0xde46e1 0x6cf4ee 0x121682d 0xadc3b3 0xadc8d2 0xb0f394 0xb0f491 0xaf14ff 0xaf197f 0xafce8e 0xafda9d 0xafdb8f 0xb23891 0x8b2012 0x8e049a 0x8e0f1d 0x8e2472 0xa85630 0    xa89efc 0x9fe119
 ./apps/mongodb/bin/mongod(_ZN5mongo15printStackTraceERSo+0x21) [0xde46e1]
 ./apps/mongodb/bin/mongod(_ZN5mongo14my_new_handlerEv+0x3e) [0x6cf4ee]
 ./apps/mongodb/bin/mongod(_Znam+0x6d) [0x121682d]
 ./apps/mongodb/bin/mongod(_ZN5mongo15DocumentStorage13reserveFieldsEm+0x53) [0xadc3b3]
 ./apps/mongodb/bin/mongod(_ZN5mongo15MutableDocumentC1Em+0xf2) [0xadc8d2]
 ./apps/mongodb/bin/mongod(_ZNK5mongo16ExpressionObject16evaluateDocumentERKNS_8DocumentE+0x34) [0xb0f394]
 ./apps/mongodb/bin/mongod(_ZNK5mongo16ExpressionObject8evaluateERKNS_8DocumentE+0x11) [0xb0f491]
 ./apps/mongodb/bin/mongod(_ZN5mongo19DocumentSourceGroup8populateEv+0x6f) [0xaf14ff]
 ./apps/mongodb/bin/mongod(_ZN5mongo19DocumentSourceGroup3eofEv+0xf) [0xaf197f]
 ./apps/mongodb/bin/mongod(_ZN5mongo18DocumentSourceSort12populateTopKEv+0x1e) [0xafce8e]
 ./apps/mongodb/bin/mongod(_ZN5mongo18DocumentSourceSort8populateEv+0x2d) [0xafda9d]
 ./apps/mongodb/bin/mongod(_ZN5mongo18DocumentSourceSort3eofEv+0xf) [0xafdb8f]
 ./apps/mongodb/bin/mongod(_ZN5mongo8Pipeline3runERNS_14BSONObjBuilderERSs+0x1b1) [0xb23891]
 ./apps/mongodb/bin/mongod(_ZN5mongo15PipelineCommand3runERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x132) [0x8b2012]
 ./apps/mongodb/bin/mongod(_ZN5mongo12_execCommandEPNS_7CommandERKSsRNS_7BSONObjEiRSsRNS_14BSONObjBuilderEb+0x3a) [0x8e049a]
 ./apps/mongodb/bin/mongod(_ZN5mongo7Command11execCommandEPS0_RNS_6ClientEiPKcRNS_7BSONObjERNS_14BSONObjBuilderEb+0x71d) [0x8e0f1d]
 ./apps/mongodb/bin/mongod(_ZN5mongo12_runCommandsEPKcRNS_7BSONObjERNS_11_BufBuilderINS_16TrivialAllocatorEEERNS_14BSONObjBuilderEbi+0x5f2) [0x8e2472]
 ./apps/mongodb/bin/mongod(_ZN5mongo11runCommandsEPKcRNS_7BSONObjERNS_5CurOpERNS_11_BufBuilderINS_16TrivialAllocatorEEERNS_14BSONObjBuilderEbi+0x40) [0xa85630]
 ./apps/mongodb/bin/mongod(_ZN5mongo8runQueryERNS_7MessageERNS_12QueryMessageERNS_5CurOpES1_+0xd7c) [0xa89efc]
 ./apps/mongodb/bin/mongod() [0x9fe119]