Can i run balancer on hadoop during massive load on Hbase ?Last time i did it i killed my data :-)
On Tue, Nov 4, 2008 at 10:45 AM, Michael Stack <[EMAIL PROTECTED]> wrote: > Slava Gorelik wrote: > >> Hi Michael.After reformatting HDFS, Hbase started to work as a Swiss >> Clock. >> Worked with 8 clients about 30 hours intensive load. >> >> > Thanks for reporting back to the list. > >> Just small question, after about 28 hours (when i came back to work) i >> found >> that one of 7 datanodes in Hadoop is about 98% usage and all other about >> 30%, is it normal ? >> >> > I haven't kept a close eye on HDFS usage during hbase upload. I do know > that out-of-balance would seem to be a common condition and that its been > reported on the list that hbase runs faster on a balanced HDFS. You might > try out the hadoop balancer. There's a little note on it here in the hbase > FAQ: http://wiki.apache.org/hadoop/Hbase/FAQ#7. > > St.Ack >
