Thanks. ---- Saad
On Wed, Mar 21, 2018 at 2:33 PM, Vladimir Rodionov <[email protected]> wrote: > >>So my question is whether taking a snapshot is supposed to work even with > >>regions being moved around. In our case it is usually only a couple here > >>and there. > > No, if region was moved, split or merged during snapshot operation - > snapshot will fail. > This is why taking snapshots on a large table is a 50/50 game. > > Disabling balancer,region merging and split before snapshot should help. > This works in 2.0 > > Not sure if merge/split switch is available in 1.4 > > -Vlad > > On Tue, Mar 20, 2018 at 8:00 PM, Saad Mufti <[email protected]> wrote: > > > Hi, > > > > We are using HBase 1.4.0 on AWS EMR based Hbase. Since snapshots are in > S3, > > they take much longer than when using local disk. We have a cron script > to > > take regular snapshots as backup, and they fail quite often on our > largest > > table which takes close to an hour to complete the snapshot. > > > > The only thing I have noticed in the errors usually is a message about > the > > region moving or closing. > > > > So my question is whether taking a snapshot is supposed to work even with > > regions being moved around. In our case it is usually only a couple here > > and there. > > > > Thanks. > > > > ---- > > Saad > > >
