[SERVER-5996] "uncaught exception: map reduce failed" in zbigMapReduce.js Created: 03/Jun/12  Updated: 11/Jul/16  Resolved: 27/Jul/12

Status: Closed
Project: Core Server
Component/s: MapReduce
Affects Version/s: None
Fix Version/s: 2.2.0-rc1

Type: Bug Priority: Blocker - P1
Reporter: Ian Whalen (Inactive) Assignee: Greg Studer
Resolution: Done Votes: 1
Labels: buildbot
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Operating System: ALL
Participants:

 Description   

m31200| Sun Jun  3 03:55:40 [ReplicaSetMonitorWatcher] ReplicaSetMonitor::_checkConnection: bs-rhel-57-i386-1:31101 { setName: "bigMapReduce-rs0", ismaster: false, secondary: false, hosts: [ "bs-rhel-57-i386-1:31101", "bs-rhel-57-i386-1:31100" ], me: "bs-rhel-57-i386-1:31101", maxBsonObjectSize: 16777216, localTime: new Date(1338710139339), ok: 1.0 }
Sun Jun  3 03:55:40 uncaught exception: map reduce failed:{
	"code" : 10276,
	"errmsg" : "exception: DBClientBase::findN: transport error: bs-rhel-57-i386-1:31100 ns: test.$cmd query: { mapreduce.shardedfinish: { mapreduce: \"foo\", map: function () {\n    emit(this.val, 1);\n}, reduce: function (key, values) {\n    return Array.sum(values);\n}, query: { i: { $gte: 51200.0 } }, out: { reduce: \"big_out_reduce\", nonAtomic: true } }, inputNS: \"test.tmp.mrs.foo_1338708967_16\", shardCounts: { bigMapReduce-rs0/bs-rhel-57-i386-1:31100,bs-rhel-57-i386-1:31101: { input: 18621, emit: 18621, reduce: 0, output: 18621 }, bigMapReduce-rs1/bs-rhel-57-i386-1:31200,bs-rhel-57-i386-1:31201: { input: 32579, emit: 32579, reduce: 0, output: 32579 } }, counts: { emit: 51200, input: 51200, output: 51200, reduce: 0 } }",
	"ok" : 0
}

 m30999| Sun Jun  3 03:55:49 [LockPinger] Socket recv() errno:104 Connection reset by peer 10.194.82.66:29000
 m30999| Sun Jun  3 03:55:49 [WriteBackListener-bs-rhel-57-i386-1:31100] SocketException: remote: 10.194.82.66:29000 error: 9001 socket exception [0] server [10.194.82.66:29000] 
 m30999| Sun Jun  3 03:55:49 [LockPinger] SocketException: remote: 10.194.82.66:29000 error: 9001 socket exception [1] server [10.194.82.66:29000] 
 m30999| Sun Jun  3 03:55:49 [WriteBackListener-bs-rhel-57-i386-1:31100] DBClientCursor::init call() failed
 m30999| Sun Jun  3 03:55:49 [LockPinger] DBClientCursor::init call() failed
 m30999| Sun Jun  3 03:55:49 [LockPinger] User Assertion: 10276:DBClientBase::findN: transport error: bs-rhel-57-i386-1:29000 ns: admin.$cmd query: { getlasterror: 1 }
 m30999| Sun Jun  3 03:55:49 [WriteBackListener-bs-rhel-57-i386-1:31100] Assertion: 13632:couldn't get updated shard list from config server
m30999| Sun Jun  3 03:55:49 [LockPinger] warning: distributed lock pinger 'bs-rhel-57-i386-1:29000/bs-rhel-57-i386-1:30999:1338708255:1804289383' detected an exception while pinging. :: caused by :: DBClientBase::findN: transport error: bs-rhel-57-i386-1:29000 ns: admin.$cmd query: { getlasterror: 1 }
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo15printStackTraceERSo+0x2a) [0x841389a]
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo10logContextEPKc+0xa5) [0x82f0e85]
 m30999| 0x841389a 0x82f0e85 0x83d9da7 0x8224a22 0x821f820 0x81b3b02 0x8342a80 0x834506e 0x8438fee 0x5b9869 0x1e44de 
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo11msgassertedEiPKc+0xc7) [0x83d9da7]
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo15StaticShardInfo6reloadEv+0xf52) [0x8224a22]
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo5Shard15reloadShardInfoEv+0x20) [0x821f820]
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo13BackgroundJob7jobBodyEN5boost10shared_ptrINS0_9JobStatusEEE+0xb0) [0x8342a80]
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5mongo17WriteBackListener3runEv+0x2892) [0x81b3b02]
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos(_ZN5boost6detail11thread_dataINS_3_bi6bind_tIvNS_4_mfi3mf1IvN5mongo13BackgroundJobENS_10shared_ptrINS7_9JobStatusEEEEENS2_5list2INS2_5valueIPS7_EENSD_ISA_EEEEEEE3runEv+0x7e) [0x834506e]
2012-06-03 03:55:50 EDT	
 m30999|  /data/buildslaves/Linux_RHEL_32bit/mongo/mongos [0x8438fee]
 m30999|  /lib/i686/nosegneg/libc.so.6(clone+0x5e) [0x1e44de]
 m30999|  /lib/i686/nosegneg/libpthread.so.0 [0x5b9869]

http://buildlogs.mongodb.org/build/4fcae73fd2a60f6e9700023d/test/4fcb10fcd2a60f03ec0006f0/



 Comments   
Comment by Greg Studer [ 27/Jul/12 ]

Opened a new ticket for the root cause @ SERVER-6629

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