Sorry, I meant to ask about "setAutoFlush". Is setAutoFlush true or false?
On Thu, Jan 10, 2013 at 8:42 PM, anil gupta <[email protected]> wrote: > Is flushCommits true or false? > > > On Thu, Jan 10, 2013 at 8:40 PM, Anoop Sam John <[email protected]>wrote: > >> Hi >> You mind telling the configs that you changed and set? BTW which >> version of HBase you are using? >> >> -Anoop- >> ________________________________________ >> From: Bryan Keller [[email protected]] >> Sent: Friday, January 11, 2013 10:01 AM >> To: [email protected] >> Subject: Maximizing throughput >> >> I am attempting to configure HBase to maximize throughput, and have >> noticed some bottlenecks. In particular, with my configuration, write >> performance is well below theoretical throughput. I have a test program >> that inserts many rows into a test table. Network I/O is less than 20% of >> max, and disk I/O is even lower, maybe around 5% max on all boxes in the >> cluster. CPU is well below than 50% max on all boxes. I do not see any I/O >> waits or anything in particular than raises concerns. I am using iostat and >> iftop to test throughput. To determine theoretical max, I used dd and >> iperf. I have spent quite a bit of time optimizing the HBase config >> parameters, optimizing GC, etc., and am familiar with the HBase book online >> and such. >> > > > > -- > Thanks & Regards, > Anil Gupta -- Thanks & Regards, Anil Gupta
