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From Ted Yu <yuzhih...@gmail.com>
Subject Re: hbase time skew
Date Fri, 15 Mar 2013 23:28:06 GMT
Please upgrade to 0.94.5, if possible.

There have been a lot of bug fixes and performance improvements since
0.94.1.

On Fri, Mar 15, 2013 at 4:26 PM, <Yuling_C@dell.com> wrote:

> Yes, I'm using 0.94.1.
>
> -----Original Message-----
> From: Ted Yu [mailto:yuzhihong@gmail.com]
> Sent: Friday, March 15, 2013 3:53 PM
> To: user@hbase.apache.org
> Subject: Re: hbase time skew
>
> Are you using 0.94.x ?
>
> If so, see the following:
>
>     maxSkew = c.getLong("hbase.master.maxclockskew", 30000);
>     warningSkew = c.getLong("hbase.master.warningclockskew", 10000);
> ./src/main/java/org/apache/hadoop/hbase/master/ServerManager.java
>
> Cheers
>
> On Fri, Mar 15, 2013 at 3:49 PM, <Yuling_C@dell.com> wrote:
>
> > Hi,
> >
> > We recently encountered the issue that HBase tables got into a state
> > that was not disabled nor enabled. We found that the root cause was
> > the linux clock skewed more than 5 hours. I googled and understood
> > that hbase can only  handle about a couple of seconds time skew. We
> > were wondering if there's any configuration in HBase that we can do so
> > as to increase the number of seconds that hbase could handle?
> >
> > Thanks very much,
> >
> > YuLing
> >
>

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