The solution is to disable region size caluculation check. hbase.regionsizecalculator.enable: false
On Sun, Nov 20, 2016 at 9:29 PM, Mukesh Jha <me.mukesh....@gmail.com> wrote: > Any ideas folks? > > On Fri, Nov 18, 2016 at 3:37 PM, Mukesh Jha <me.mukesh....@gmail.com> > wrote: > >> Hi >> >> I'm accessing multiple regions (~5k) of an HBase table using spark's >> newAPIHadoopRDD. But the driver is trying to calculate the region size >> of all the regions. >> It is not even reusing the hconnection and creting a new connection for >> every request (see below) which is taking lots of time. >> >> Is there a better approach to do this? >> >> >> 8 Nov 2016 22:25:22,759] [INFO Driver] RecoverableZooKeeper: Process >> identifier=*hconnection-0x1e7824af* connecting to ZooKeeper ensemble= >> hbase19.cloud.com:2181,hbase24.cloud.com:2181,hbase28.cloud.com:2181 >> [18 Nov 2016 22:25:22,759] [INFO Driver] ZooKeeper: Initiating client >> connection, connectString=hbase19.cloud.com:2181,hbase24.cloud.com:2181, >> hbase28.cloud.com:2181 sessionTimeout=60000 >> watcher=hconnection-0x1e7824af0x0, quorum=hbase19.cloud.com:2181, >> hbase24.cloud.com:2181,hbase28.cloud.com:2181, baseZNode=/hbase >> [18 Nov 2016 22:25:22,761] [INFO Driver-SendThread(hbase24.cloud.com:2181)] >> ClientCnxn: Opening socket connection to server >> hbase24.cloud.com/10.193.150.217:2181. Will not attempt to authenticate >> using SASL (unknown error) >> [18 Nov 2016 22:25:22,763] [INFO Driver-SendThread(hbase24.cloud.com:2181)] >> ClientCnxn: Socket connection established, initiating session, client: / >> 10.193.138.145:47891, server: hbase24.cloud.com/10.193.150.217:2181 >> [18 Nov 2016 22:25:22,766] [INFO Driver-SendThread(hbase24.cloud.com:2181)] >> ClientCnxn: Session establishment complete on server >> hbase24.cloud.com/10.193.150.217:2181, sessionid = 0x2564f6f013e0e95, >> negotiated timeout = 60000 >> [18 Nov 2016 22:25:22,766] [INFO Driver] RegionSizeCalculator: >> Calculating region sizes for table "message". >> [18 Nov 2016 22:25:27,867] [INFO Driver] >> ConnectionManager$HConnectionImplementation: >> Closing master protocol: MasterService >> [18 Nov 2016 22:25:27,868] [INFO Driver] >> ConnectionManager$HConnectionImplementation: >> Closing zookeeper sessionid=0x2564f6f013e0e95 >> [18 Nov 2016 22:25:27,869] [INFO Driver] ZooKeeper: Session: >> 0x2564f6f013e0e95 closed >> [18 Nov 2016 22:25:27,869] [INFO Driver-EventThread] ClientCnxn: >> EventThread shut down >> [18 Nov 2016 22:25:27,880] [INFO Driver] RecoverableZooKeeper: Process >> identifier=*hconnection-0x6a8a1efa* connecting to ZooKeeper ensemble= >> hbase19.cloud.com:2181,hbase24.cloud.com:2181,hbase28.cloud.com:2181 >> [18 Nov 2016 22:25:27,880] [INFO Driver] ZooKeeper: Initiating client >> connection, connectString=hbase19.cloud.com:2181,hbase24.cloud.com:2181, >> hbase28.cloud.com:2181 sessionTimeout=60000 >> watcher=hconnection-0x6a8a1efa0x0, quorum=hbase19.cloud.com:2181, >> hbase24.cloud.com:2181,hbase28.cloud.com:2181, baseZNode=/hbase >> [18 Nov 2016 22:25:27,883] [INFO Driver-SendThread(hbase24.cloud.com:2181)] >> ClientCnxn: Opening socket connection to server >> hbase24.cloud.com/10.193.150.217:2181. Will not attempt to authenticate >> using SASL (unknown error) >> [18 Nov 2016 22:25:27,885] [INFO Driver-SendThread(hbase24.cloud.com:2181)] >> ClientCnxn: Socket connection established, initiating session, client: / >> 10.193.138.145:47894, server: hbase24.cloud.com/10.193.150.217:2181 >> [18 Nov 2016 22:25:27,887] [INFO Driver-SendThread(hbase24.cloud.com:2181)] >> ClientCnxn: Session establishment complete on server >> hbase24.cloud.com/10.193.150.217:2181, sessionid = 0x2564f6f013e0e97, >> negotiated timeout = 60000 >> [18 Nov 2016 22:25:27,888] [INFO Driver] RegionSizeCalculator: >> Calculating region sizes for table "message". >> .... >> >> -- >> Thanks & Regards, >> >> *Mukesh Jha <me.mukesh....@gmail.com>* >> > > > > -- > > > Thanks & Regards, > > *Mukesh Jha <me.mukesh....@gmail.com>* > -- Thanks & Regards, *Mukesh Jha <me.mukesh....@gmail.com>*
