m31000| 2015-01-27T07:37:16.728-0500 I REPL     [ReplicationExecutor] replset: another primary seen with election time 54c7867c:1 my election time is 54c7863a:1
 m31000| 2015-01-27T07:37:16.728-0500 I REPL     [ReplicationExecutor] stepping down; another primary was elected more recently
 m31000| 2015-01-27T07:37:16.728-0500 I REPL     [ReplicationExecutor] Stepping down from primary in response to heartbeat
 m31000| 2015-01-27T07:37:16.728-0500 I REPL     [ReplicationExecutor] replset: another primary seen with election time 54c7867c:1 my election time is 54c7863a:1
 m31000| 2015-01-27T07:37:16.729-0500 I WRITE    [conn1] insert db.c query: { _id: ObjectId('54c78671f196e2b384b055fd'), b: ",,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,..." } ninserted:1 keyUpdates:0 writeConflicts:0 numYields:0 11454ms
2015-01-27T07:37:16.730-0500 I NETWORK  DBClientCursor::init call() failed
 m31001| 2015-01-27T07:37:16.730-0500 E REPL     [rsBackgroundSync] sync producer problem: 10278 dbclient error communicating with server: ip-10-169-186-140:31000
2015-01-27T07:37:16.733-0500 E QUERY    Error: error doing query: failed
    at DBQuery._exec (src/mongo/shell/query.js:83:36)
    at DBQuery.next (src/mongo/shell/query.js:249:10)
    at executeBatch (src/mongo/shell/bulk_api.js:856:43)
    at execute (src/mongo/shell/bulk_api.js:1139:11)
    at /data/mci/shell/src/jstests/slow2/rollback4.js:36:21 at src/mongo/shell/query.js:83
failed to load: /data/mci/shell/src/jstests/slow2/rollback4.js