Re: Question for edit log retain

That's detailed. Thanks ATM. On Tue, Jul 2, 2013 at 7:02 AM, Aaron T. Myers wrote: > Hi Azuryy, > > On Wed, Jun 26, 2013 at 6:12 PM, Azuryy Yu wrote: > > > Hi Dear all, > > > > I have some confusion for edit log retain, > > > > NNStorageRetentionManager.java: > > > > 1) > > purgeCheckpointsOld

Re: Question for edit log retain

Hi Azuryy, On Wed, Jun 26, 2013 at 6:12 PM, Azuryy Yu wrote: > Hi Dear all, > > I have some confusion for edit log retain, > > NNStorageRetentionManager.java: > > 1) > purgeCheckpointsOlderThan() > What's mean of check point here? > Here, "checkpoint" is referring to the fsimage files on the

Question for edit log retain

Hi Dear all, I have some confusion for edit log retain, NNStorageRetentionManager.java: 1) purgeCheckpointsOlderThan() What's mean of check point here? 2)purgeOldStorage() I cannot understand the calculation of minimum txid, I think I can understand it if I know these keys indicates. DFS_NA