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Hadoop, mail # user - Re: SNN not writing data fs.checkpoint.dir location


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Re: SNN not writing data fs.checkpoint.dir location
Munna 2013-09-05, 19:17
"in_use.lock" ?
On Fri, Sep 6, 2013 at 12:26 AM, Jitendra Yadav
<[EMAIL PROTECTED]>wrote:

> Hi,
>
> Well I think you should only restart your SNN after the change. Also
> refer the checkpoint directory for any 'in_use.lock' file.
>
> Thanks
> Jitendra
> On 9/6/13, Munna <[EMAIL PROTECTED]> wrote:
> > Thank you Jitendar.
> >
> > After chage these perameter on SNN, is it require to restart NN also?
> > please confirm...
> >
> >
> > On Fri, Sep 6, 2013 at 12:10 AM, Jitendra Yadav
> > <[EMAIL PROTECTED]>wrote:
> >
> >> Hi,
> >>
> >> If you are running SNN on same node as NN then it's ok otherwise you
> >> should add these  properties at SNN side too.
> >>
> >>
> >> Thanks
> >> Jitendra
> >> On 9/6/13, Munna <[EMAIL PROTECTED]> wrote:
> >> > you mean that same configurations are required as NN in SNN
> >> >
> >> >
> >> > On Thu, Sep 5, 2013 at 11:58 PM, Harsh J <[EMAIL PROTECTED]> wrote:
> >> >
> >> >> These configs need to be present at SNN, not at just the NN.
> >> >>
> >> >> On Thu, Sep 5, 2013 at 11:54 PM, Munna <[EMAIL PROTECTED]> wrote:
> >> >> > Hi Yadav,
> >> >> >
> >> >> > We are using CDH3 and I restarted after changing configuration.
> >> >> >  <property>
> >> >> >                 <name>fs.checkpoint.dir</name>
> >> >> >                 <value>/data/1/dfs/snn,/nfsmount/dfs/snn</value>
> >> >> >                 <final>true</final>
> >> >> >         </property>
> >> >> >         <property>
> >> >> >                 <name>fs.checkpoint.period</name>
> >> >> >                 <value>3600</value>
> >> >> >                 <description>The number of seconds between two
> >> periodic
> >> >> > checkpoints</description>
> >> >> >         </property>
> >> >> >
> >> >> > I have entered these changes in Namenode only.
> >> >> >
> >> >> >
> >> >> > On Thu, Sep 5, 2013 at 11:47 PM, Jitendra Yadav <
> >> >> [EMAIL PROTECTED]>
> >> >> > wrote:
> >> >> >>
> >> >> >> Please share your Hadoop version and hdfs-site.xml conf also I'm
> >> >> >> assuming that you already restarted your cluster after changing
> >> >> >> fs.checkpoint.dir.
> >> >> >>
> >> >> >> Thanks
> >> >> >> On 9/5/13, Munna <[EMAIL PROTECTED]> wrote:
> >> >> >> > Hi,
> >> >> >> >
> >> >> >> > I have configured fs.checkpoint.dir in hdfs-site.xml, but still
> >> >> >> > it
> >> >> >> > was
> >> >> >> > writing in /tmp location. Please give me some solution for
> >> >> checkpointing
> >> >> >> > on
> >> >> >> > respective location.
> >> >> >> >
> >> >> >> > --
> >> >> >> > *Regards*
> >> >> >> > *
> >> >> >> > *
> >> >> >> > *Munna*
> >> >> >> >
> >> >> >
> >> >> >
> >> >> >
> >> >> >
> >> >> > --
> >> >> > Regards
> >> >> >
> >> >> > Munna
> >> >>
> >> >>
> >> >>
> >> >> --
> >> >> Harsh J
> >> >>
> >> >
> >> >
> >> >
> >> > --
> >> > *Regards*
> >> > *
> >> > *
> >> > *Munna*
> >> >
> >>
> >
> >
> >
> > --
> > *Regards*
> > *
> > *
> > *Munna*
> >
>

--
*Regards*
*
*
*Munna*