I ran the balancer from hbase shell, but don’t see any change. Is there a way to balance a specific table?
> bq. One RegionServer has 69 regions > > Can you run load balancer so that your regions are better balanced ? > > Cheers > > > On Mon, Jul 21, 2014 at 6:56 AM, Brian Jeltema < > [email protected]> wrote: > >> There are 174 regions, not well balanced. One RegionServer has 69 regions. >> That RegionServer generates a >> series of log entries (modified and shown below), one for each region, at >> roughly 1 to 2 second intervals. The timeout period expires when >> it reaches region 36. >> >> 2014-07-21 07:49:44,503 regionserver.HRegion: Creating references for >> hfiles >> 2014-07-21 07:49:44,503 regionserver.HRegion: Adding snapshot references >> for [hdfs:// >> xxx.digitalenvoy.net:8020/apps/hbase/data/data/default/hosts/31e2a098e9e311c4ddcfd3d8da28dfb6/p/3749b6df36c749508fe9c6f54ca425f2] >> hfiles >> 2014-07-21 07:49:44,503 regionserver.HRegion: Creating reference for file >> (1/1) : hdfs:// >> xxx.digitalenvoy.net:8020/apps/hbase/data/data/default/hosts/31e2a098e9e311c4ddcfd3d8da28dfb6/p/3749b6df36c749508fe9c6f54ca425f2 >> 2014-07-21 07:49:45,136 snapshot.FlushSnapshotSubprocedure: ... Flush >> Snapshotting region >> hosts,\x00\x03|\xBF!,1400600029600.31e2a098e9e311c4ddcfd3d8da28dfb6. >> completed. >> 2014-07-21 07:49:45,137 snapshot.FlushSnapshotSubprocedure: Closing region >> operation on >> hosts,\x00\x03|\xBF!,1400600029600.31e2a098e9e311c4ddcfd3d8da28dfb6.2014-07-21 >> 07:49:45,137 DEBUG >> [rs(xxx.digitalenvoy.net,60020,1405943192177)-snapshot-pool3-thread-1] >> snapshot.FlushSnapshotSubprocedure: Starting region operation on >> hosts,\x00\x8A\x90\xD6\x08,1400 >> 659179080.a74402fcbd9a96a7c92b250721095729.2014-07-21 07:49:45,137 DEBUG >> [member: ‘xxx.digitalenvoy.net,60020,1405943192177' >> subprocedure-pool1-thread-2] snapshot.RegionServerSnapshotManager: >> Completed 1/174 local region snapshots. >> 2014-07-21 07:49:45,137 snapshot.FlushSnapshotSubprocedure: Flush >> Snapshotting region >> hosts,\x00\x8A\x90\xD6\x08,1400659179080.a74402fcbd9a96a7c92b250721095729. >> started... >> 2014-07-21 07:49:45,137 regionserver.HRegion: Storing region-info for >> snapshot. >> >> On Jul 21, 2014, at 9:21 AM, Jean-Marc Spaggiari <[email protected]> >> wrote: >> >>> Can you also tell us more about your table? How many regions on how many >>> region servers? >>> >>> >>> 2014-07-21 8:23 GMT-04:00 Ted Yu <[email protected]>: >>> >>>> Normally such timeout is caused by one region server which is slow in >>>> completing its part of the snapshot procedure. >>>> >>>> Have you looked at region server logs ? >>>> Feel free to pastebin relevant portion. >>>> >>>> Thanks >>>> >>>> On Jul 21, 2014, at 4:03 AM, Brian Jeltema < >> [email protected]> >>>> wrote: >>>> >>>>> I’m running HBase 0.98. I’m trying to snapshot a table, but it’s timing >>>> out after 60 seconds. >>>>> I increased the value of hbase.snapshot.master.timeoutMillis and >>>> restarted HBase, >>>>> but the timeout still happens after 60 seconds. Any suggestions? >>>>> >>>>> Brian >>>> >> >>
