Cool, so ProcessServerShutdown splits up a reionservers logs amongst its regions.
Where does the region replay the log when it comes back up (to move non-flushed edits into Memcache/hstore)? On Mon, Jun 9, 2008 at 12:48 PM, Jim Kellerman <[EMAIL PROTECTED]> wrote: > Logs are recovered by the Master when it detects that a region server has > died. > If you are looking at trunk, see: o.a.h.h.master.BaseScanner.checkAssigned > and o.a.h.master.ProcessServerShutdown > > --- > Jim Kellerman, Senior Engineer; Powerset > > >> -----Original Message----- >> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On >> Behalf Of Clint Morgan >> Sent: Monday, June 09, 2008 12:42 PM >> To: [email protected] >> Subject: current status of regionserver's logs >> >> I'm trying to figure out how write ahead logging is working, >> but don't see where/how the log is read (eg on regionserver >> recovery). Can someone let me know what the status is? Is it >> intended to wait on hdfs append before working on recovery process? >> >> cheers, >> -clint >> >> No virus found in this incoming message. >> Checked by AVG. >> Version: 8.0.100 / Virus Database: 270.1.0/1492 - Release >> Date: 6/9/2008 10:29 AM >> > No virus found in this outgoing message. > Checked by AVG. > Version: 8.0.100 / Virus Database: 270.1.0/1492 - Release Date: 6/9/2008 > 10:29 AM >
