That is definitely, interesting graphs, but we do not see them. Can you host them somewhere and post here the links?
-Vlad On Wed, Oct 7, 2015 at 5:38 PM, Biju N <[email protected]> wrote: > Looks like the attachments are not viewable. > > On Wed, Oct 7, 2015 at 8:35 PM, UI-JIN LIM <[email protected]> wrote: > > > Hi. This is Ui Jin, Lim in Korea, LG CNS > > > > > > > > We had setup and are operating hbase 0.98.13 on our customer, iptv > > Company. > > > > Our customer claim about this spike. Following is our status. > > > > > > > > . We had been operating with BlockCache(heap) for 3 months. The ratio of > > above 100ms has been reached 6.69% of total transaction. > > > > The following graph show the trend of executions, above 100ms per > > minute, at June 17th. (This is the response time of 2~3 Hbase > > transactions) > > > > [image: cid:[email protected]] > > > > > > > > - After Hbase restarting at June 18th, The spikes had been reduced > > dramatically. But its ratio had been increasing continuously. > > > > [image: cid:[email protected]] > > > > > > > > - We had adopted off-heap bucket cache at August 19th. But the increasing > > does not disappear. > > > > [image: cid:[email protected]] > > > > [image: cid:[email protected]] > > > > > > > > - We set HBase to log slow query which have above 10ms execution time. > All > > RegionServer logs show increasing its counts. > > > > > > > > [image: cid:[email protected]] > > > > > > > > > > > > What we concern is not the spike itself but its incremental trend. > > > > There is no increment of transactions and dataset. > > > > I ask your thoughts about this issue. > > > > > > > > > > > > > > > > > > > > ------------------------------------------------------------- > > > > *UI JIN, LIM* > > > > *DNA 3.0** - **LG CNS* > > > > Data Architecture Advisory > > > > Big Data Technical Support Team > > > > Mobile : +82) 010-8307-1210 > > > > > > >
