Varun Sharma 2013-05-19, 19:13
lars hofhansl 2013-05-20, 03:49
Varun Sharma 2013-05-20, 07:35
Jean-Daniel Cryans 2013-05-20, 16:57
Varun Sharma 2013-05-20, 22:48
-Re: Questions about HBase replication
Jean-Daniel Cryans 2013-05-20, 22:54
On Mon, May 20, 2013 at 3:48 PM, Varun Sharma <[EMAIL PROTECTED]> wrote:
> Thanks JD for the response... I was just wondering if issues have ever been
> seen with regards to moving over a large number of WAL(s) entirely from one
> region server to another since that would double the replication related
> load on the one server which takes over.
We only move the znodes, no data is actually being re-written.
> Another side question: After the WAL has been replicated - is it purged
> immediately or soonish from the zookeeper ?
The WAL's znode reference is deleted immediately. The actual WAL will
be deleted according to the chain of log cleaners.
Varun Sharma 2013-05-20, 23:06
Jean-Daniel Cryans 2013-05-20, 23:14
Varun Sharma 2013-05-20, 23:33