Re: Sync latency

2012-04-10 Thread Placido Revilla
Hadoop > >> 1.0.1 or CDH3u3 and you'll get a fix for that. > >> > >> You can verify by grepping for "BlockReport" in your DN logs - if the > >> pauses on the hbase side correlate with long block reports on the DNs, > >> the upgrade should fix

Re: Sync latency

2012-04-09 Thread Todd Lipcon
ot;BlockReport" in your DN logs - if the >> pauses on the hbase side correlate with long block reports on the DNs, >> the upgrade should fix it. >> >> -Todd >> >> On Wed, Apr 4, 2012 at 2:30 AM, Placido Revilla >> wrote: >> > Hi, >> > &

Re: Sync latency

2012-04-09 Thread Placido Revilla
erify by grepping for "BlockReport" in your DN logs - if the > pauses on the hbase side correlate with long block reports on the DNs, > the upgrade should fix it. > > -Todd > > On Wed, Apr 4, 2012 at 2:30 AM, Placido Revilla > wrote: > > Hi, > >

Re: Sync latency

2012-04-05 Thread Todd Lipcon
e should fix it. -Todd On Wed, Apr 4, 2012 at 2:30 AM, Placido Revilla wrote: > Hi, > > I'm having a problem with sync latency on our HBase cluster. Our cluster is > composed of 2 NN (and HBase master) machines and 12 DN (and HBase > regionservers and thrift servers). We ar