Yep, that's right.
On Wed, Oct 24, 2012 at 4:58 PM, Sujee Maniyam <[EMAIL PROTECTED]> wrote:
> Hi Todd,
> FSEditLog.java :: createJournal(URI uri)
> is where a specific journal is chosen.
> Config parameters are : dfs.namenode.shared.edits.dir and
> On Tue, Oct 23, 2012 at 4:49 PM, Todd Lipcon <[EMAIL PROTECTED]> wrote:
> > Hi Sujee,
> > QuorumJournalManager implements the JournalManager interface. The javadoc
> > on JournalManager may help you understand. Also, I would recommend
> > understanding the local-disk implementation (FileJournalManager) before
> > digging too deep into the QuorumJournalManager, which is a bit more
> > -Todd
> > On Tue, Oct 23, 2012 at 3:31 PM, Sujee Maniyam <[EMAIL PROTECTED]> wrote:
> >> Hi devs,
> >> I am reading through the HA code, trying to understand how the
> >> editlogs propagate.
> >> I have looked at the following classes
> >> EditLogTailer
> >> JournalNode
> >> QuorumJournalManager
> >> NameNode
> >> FSNameSystem
> >> I see FSNameSystem is using FSImage editlog. where is the tie-in
> >> between NN and QuorumJournal?
> >> thanks
> >> Sujee Maniyam
> >> http://sujee.net
> > --
> > Todd Lipcon
> > Software Engineer, Cloudera
Software Engineer, Cloudera