Suggest you lower the frequency of compacting hbase:meta Move the second command to another script.
Cheers > On Jan 25, 2015, at 4:46 PM, Pun Intended <punintende...@gmail.com> wrote: > > Hi Ted, > > I have a small script: major_compact_hbase.hbsh > > major_compact 'users' > major_compact 'hbase:meta' > exit > > > and a cron calls it once a day with: > /usr/bin/hbase shell major_compact_hbase.hbsh > > Thanks again! > > >> On Sun, Jan 25, 2015 at 7:38 PM, Ted Yu <yuzhih...@gmail.com> wrote: >> >> How do you trigger major compaction manually ? >> >> Cheers >> >> >> >>>> On Jan 25, 2015, at 3:40 PM, Pun Intended <punintende...@gmail.com> >>> wrote: >>> >>> Thank you so much for your help! >>> You are right, the slow region server hosts hbase:meta!!! I am using >> Hbase >>> 0.96.1.1 >>> >>> I have major compactions disabled. I run major compaction manually once a >>> day and when it dpes that besides requesting major compaction on my >> tables, >>> it also requests a major_compact 'hbase:meta'. Is that what could be >>> causing the issue? I did a scan on 'hbase:meta' and I see that it >> contains >>> about the same number of regions as it should - I have two tables with >>> ~3000 regions each. >>> >>> Do you think I have some misconfiguration? Do I need to do some cleanup >> on >>> the meta region? Am I hitting some Hbase bug? Or am I being dumb >> requesting >>> major compaction for the meta region daily? >>> >>> I believe on the client side I am doing things right - using scanner >>> caching, etc. >>> >>> Thank you so much for your help!! >>