Can you tell who's doing it? You could enable IPC debug for a few secs to see who's coming in with scans.
You could also try to disable pre-fetching, set hbase.client.prefetch.limit to 0 Also, is it even causing a problem or you're just worried it might since it doesn't look "normal"? J-D On Mon, Jul 29, 2013 at 10:32 AM, Varun Sharma <[email protected]> wrote: > Hi folks, > > We are seeing an issue with hbase 0.94.3 on CDH 4.2.0 with excessive .META. > reads... > > In the steady state where there are no client crashes and there are no > region server crashes/region movement, the server holding .META. is serving > an incredibly large # of read requests on the .META. table. > > From my understanding, in the steady state, region locations should be > indefinitely cached in the client. The client is running a work load of > multiput(s), puts, gets and coprocessor calls. > > Thanks > Varun
