2015-10-12 17:22:41,000 - WARN [SyncThread:3:FileTxnLog@334] - fsync-ing the write ahead log in SyncThread:3 took 6943ms which will adversely effect operation latency. See the ZooKeeper troubleshooting guide 2015-10-12 17:22:41,001 - INFO [ProcessThread(sid:3 cport:-1)::...