memstoreSize of 128.2m was recorded at the beginning of HRegion#internalFlushcache().
After the flush, memstoreSize became 48.0m. Cheers On Tue, Sep 24, 2013 at 3:50 AM, aiyoh79 <[email protected]> wrote: > Hi, > > I am using hbase 0.94.11 and i feel a bit confuse when looking at the log > file below: > > 13/09/24 13:11:00 INFO regionserver.Store: Flushed , sequenceid=687077, > memsize= > 122.1m, into tmp file > hdfs://192.168.123.123:54310/hbase/usertable/b19289cf9b1400 > c6daddc347337bac03/.tmp/13f0d91efe784372a796585a6c1e05d3 > 13/09/24 13:11:00 INFO regionserver.Store: Added > hdfs://192.168.123.123:54310/hba > > se/usertable/b19289cf9b1400c6daddc347337bac03/family/13f0d91efe784372a796585a6c1 > e05d3, entries=432620, sequenceid=687077, filesize=64.4m > 13/09/24 13:11:00 INFO regionserver.HRegion: Finished memstore flush of > ~128.2m/ > 134402240, currentsize=48.0m/50366240 for region > usertable,user4\xB4\xB0,1379998 > 895119.b19289cf9b1400c6daddc347337bac03. in 1163ms, sequenceid=687077, > compactio > n requested=false > > It seems like it will first flush into a tmp file and the memsize is > 122.1m, > but when it finally added, the size is 64.4m. Lastly, there are 2 more > parameters which is 128.2m and 48.0m for currentsize. > > I never specify hbase.regionserver.codecs preperty in my hbase-site.xml > file, so is the size difference still because of compression? > > Thanks, > > aiyoh79 > > > > -- > View this message in context: > http://apache-hbase.679495.n3.nabble.com/Hbase-Compression-tp4051122.html > Sent from the HBase User mailing list archive at Nabble.com. >
