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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Handling downtime from hbase.client
Date Tue, 13 Jul 2010 22:01:17 GMT
I keep posts from user@hbase.apache.org in my gmail
I delete some posts under the same topic and leave ones with answers.

If I don't find answer in my gmail, googling would be next action.

On Tue, Jul 13, 2010 at 11:02 AM, Jean-Daniel Cryans <jdcryans@apache.org>wrote:

> That's probably temporary, else there's always google ;)
>
> J-D
>
> On Tue, Jul 13, 2010 at 10:58 AM, Justin Cohen <justin.cohen@teamaol.com>
> wrote:
> > Where's the best place to search the mailing list?  The archives here
> don't
> > seem to work: http://mail-archives.apache.org/mod_mbox/hbase-user/
> >
> > Thanks!
> >
> > -justin
> >
> > On 7/13/10 10:47 AM, Jean-Daniel Cryans wrote:
> >>
> >> This kind of issue was discussed a couple of times on this mailing
> >> list. Basically, you can play with hbase.client.pause and
> >> hbase.client.retries.number but you won't find this satisfactory,
> >> which is why we opened
> >> https://issues.apache.org/jira/browse/HBASE-2445
> >>
> >> J-D
> >>
> >> On Tue, Jul 13, 2010 at 10:38 AM, Justin Cohen<justin.cohen@teamaol.com
> >
> >>  wrote:
> >>
> >>>
> >>> Is there a way to configure hbase.client call timeouts?  If we have a
> >>> network outage or if hbase/zk goes down for some reason, we want our
> >>> table.puts to timeout reasonably (5-15 seconds) so we can queue them up
> >>> for
> >>> later.  We also want scans and gets to timeout so we can fail
> gracefully.
> >>>  I've played with some of the retries and pause configs but I can't
> seem
> >>> to
> >>> get a consistent timeout. It's often over 30 seconds, and occasionally
> it
> >>> never times out.
> >>>
> >>> Also, when hbase does come back, there seems to be a good 30-60 second
> >>> delay
> >>> before we can contact region servers.
> >>>
> >>> Right now I'm testing this using hbase in standalone mode, bring up and
> >>> down
> >>> stop-hbase.sh and start-hbase.sh
> >>>
> >>> Any tips?
> >>> Justin
> >>>
> >>>
> >
>

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