Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
HBase, mail # user - New htable slow


Copy link to this message
-
Re: New htable slow
Mohammad Tariq 2013-01-28, 12:09
Use "HTbalePool" instead and see if it gives you better performance.
Creating an HTable instance is a fairly expensive operation that takes a
few seconds to complete.

Warm Regards,
Tariq
https://mtariq.jux.com/
cloudfront.blogspot.com
On Mon, Jan 28, 2013 at 5:35 PM, Lsshiu <[EMAIL PROTECTED]> wrote:

>
>
> Hi Tariq,
>     Thanks for the tip, but I only opened a few htable instances. The
> total region numbers were quite many (more than 70000 ) though.
>
> > Hi there,
> >
> >     Do you have too many Htable instances opened simultaneously?It's not
> > advisable to do so.
> >
> > Warm Regards,
> > Tariq
> > https://mtariq.jux.com/
> > cloudfront.blogspot.com
> >
> >
> > On Mon, Jan 28, 2013 at 5:00 PM, Lsshiu <[EMAIL PROTECTED]> wrote:
> >
> >> Hi
> >>  In my 0.90.6 hbase environment , each time when I try "new htable, " it
> >> was slow. "Put " also slow too. Can I turn on some kind of trace to know
> >> the exact time spent in each detail function call? Thanks.
>