Related to this...can hbase.hregion.max.filesize setting prevent merging of table regions? Or regions are merged anyway but they get split again during compaction?
Regards, Shahab On Fri, Nov 14, 2014 at 9:41 AM, Shahab Yunus <[email protected]> wrote: > The documentation of online merge tool (merge_region) states that if we > forcibly merge regions (by setting the 3rd attribute as true) then it can > create overlapping regions. if this happens then will this render the > region or table unusable or it is just a performance hit? I mean how bigger > of a deal it is? > > Actually, we are merging regions using the programmatic API for this and > setting this flag ('forcible') as false. But for some tables (we haven't > figured out a pattern yet, data is still accessible), merge of regions do > not happen at all. Afterwards we tried with this flag = true, and it still > doesn't merge them. > > CDH 5.1.0 > (Hbase is 0.98.1-cdh5.1.0) > > Regards, > Shahab >
