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From Jonathan Gray <jg...@fb.com>
Subject RE: How long can I have a table open?
Date Mon, 07 Feb 2011 19:36:36 GMT
What's the nature of the stability problems?  These are issues seen server-side or just client-side?

Restarting your long-running clients fixes the issues?

> -----Original Message-----
> From: Peter Haidinyak [mailto:phaidinyak@local.com]
> Sent: Monday, February 07, 2011 11:29 AM
> To: user@hbase.apache.org
> Subject: RE: How long can I have a table open?
> 
> Thanks, I have been having some real stability problems with my cluster and
> I'm trying to narrow down the possible problems.
> 
> -Pete
> 
> -----Original Message-----
> From: Jonathan Gray [mailto:jgray@fb.com]
> Sent: Monday, February 07, 2011 11:27 AM
> To: user@hbase.apache.org
> Subject: RE: How long can I have a table open?
> 
> There is not really a limit on that.  Underneath, the client will deal with
> following regions around if the move, a new master if there is a failover,
> etc...
> 
> The only thing that cannot be left open indefinitely is a scanner (they have a
> server-side lease and expire if left idle).
> 
> JG
> 
> > -----Original Message-----
> > From: Peter Haidinyak [mailto:phaidinyak@local.com]
> > Sent: Monday, February 07, 2011 10:07 AM
> > To: user@hbase.apache.org
> > Subject: How long can I have a table open?
> >
> > During my import process I create a connection to a table. How long
> > can I leave that connection open without using it before HBase will try to
> close it?
> >
> > Hadoop 0.20.2+737
> > HBase 0.89.20100924+28
> >
> > Thanks
> >
> > -Pete

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