Hi Ted,
After resetting the ZK Data. Now I have 6 more region servers. :-( .
It has to be mentioned though, after cleaning up , HBase took forever to
start.
If you don't mind, Can you let me know the exact steps to verify if
reverse DNS is setup fine?
Thanks,
Charan
On Mon, Jan 24, 2011 at 1:19 PM, Ted Dunning <[email protected]> wrote:
> Yes. There is some state in ZK.
>
> If you have a dedicated ZK cluster, you can take down ZK and simply delete
> the snapshot and log. Then when you bring ZK back, it is completely clean.
>
> On Mon, Jan 24, 2011 at 12:38 PM, charan kumar <[email protected]
> >wrote:
>
> > How does master know that these servers are running,? Are these in
> > Zookeeper?
> >
> > Could this be a case of entries in Zoo Keeper getting stuck, for what
> ever
> > reason? Is there a way to cleanup zookeeper entries?
> >
> > Thanks,
> > Charan
> >
> > On Mon, Jan 24, 2011 at 12:07 PM, charan kumar <[email protected]
> > >wrote:
> >
> > > Hi Ted,
> > > Thanks for your response.
> > > I verified both forward and reverse DNS>. Both work as expected.
> > > I did "host <XX.XX.XX.XXX>" and host "<hostname>" and ifxonfig and
> > > nslookup, and they all seem good to my eyes.
> > > Let me know, if I need to look for something specific.
> > >
> > > Thanks,
> > > Charan
> > >
> > >
> > > On Fri, Jan 21, 2011 at 10:32 PM, Ted Dunning <[email protected]
> > >wrote:
> > >
> > >> Check to make sure that forward AND reverse DNS works correctly.
> > >>
> > >> On Fri, Jan 21, 2011 at 5:44 PM, charan kumar <[email protected]
> > >> >wrote:
> > >>
> > >> > Hello,
> > >> >
> > >> > I just upgraded to hbase 0.90.0. I have configured 30 region
> > servers.
> > >> > After initial restart Master page shows 38 region servers, and some
> of
> > >> them
> > >> > are duplicate ofcourse.
> > >> >
> > >> > Problem is HBase doesn't stop, since name node waits for those no
> > >> existent
> > >> > region servers to die, which doesnt exist.
> > >> >
> > >> > XX.XX.XX.XXX:60030 1295660380888 requests=0, regions=0,
> > >> usedHeap=0,
> > >> > maxHeap=0
> > >> > XX.XX.XX.XX:60030 1295660380337 requests=0, regions=0,
> > usedHeap=0,
> > >> > maxHeap=0
> > >> > XX.XX.XX.XX:60030 1295660380327 requests=0, regions=0,
> > usedHeap=0,
> > >> > maxHeap=0
> > >> > XX.XX.XX.XX:60030 1295660380560 requests=0, regions=0,
> > usedHeap=0,
> > >> > maxHeap=0
> > >> > XX.XX.XX.XX:60030 1295660380460 requests=0, regions=0,
> > usedHeap=0,
> > >> > maxHeap=0
> > >> > XX.XX.XX.XX:60030 1295660380624 requests=0, regions=0,
> > usedHeap=0,
> > >> > maxHeap=0
> > >> > XX.XX.XX.XX:60030 1295660380564 requests=0, regions=0,
> > usedHeap=0,
> > >> > maxHeap=0
> > >> >
> > >> >
> > >> > Thanks,
> > >> > Charan
> > >> >
> > >>
> > >
> > >
> >
>
