20-append version we are using. Here is the log
-----Original Message----- From: Stack [mailto:[email protected]] Sent: Monday, August 01, 2011 9:03 PM To: [email protected] Cc: [email protected] Subject: Re: Handling read failures during recovery Which hdfs version and what is the error u see? Thanks. Stack On Aug 1, 2011, at 4:33, Laxman <[email protected]> wrote: > Hi Everyone, > > > > In HBase we try to recover the HLog file and then immediately proceed with > read operation. > > As the recovery is an asynchronous operation recoverLease call will return > immediately and may end up with read failure as the recovery is in progress. > > This may lead to some regions to be in offline state only. > > > > One approach is to introduce a delay in between recovery and read. But, this > may not be a fool proof way to address this. > > > > How do we handle this scenario? > > > > Please do correct me if my understanding went wrong. > > --Laxman >
