I agree - backup / restore is in the same category as import / export. On Thu, Sep 22, 2016 at 1:58 PM, Andrew Purtell <andrew.purt...@gmail.com> wrote:
> Backup is extra tooling around core in my opinion. Like import or export. > Or the optional MOB tool. It's fine. > > > On Sep 22, 2016, at 1:50 PM, Matteo Bertozzi <mberto...@apache.org> > wrote: > > > > What's the latest opinion around running MR jobs from hbase (Master or > RS)? > > > > I remember in the past that there was discussion about not having MR has > > direct dependency of hbase. > > > > I think some of discussion where around MOB that had a MR job to compact, > > that later was transformed in a non-MR job to be merged, I think we had a > > similar discussion for log split/replay. > > > > the latest is the new Backup feature (HBASE-7912), that runs a MR job > from > > the master to copy data or restore data. > > (backup is also "not really core" as in.. if you don't use backup you'll > > not end up running MR jobs, but this was probably true for MOB as in "if > > you don't enable MOB you don't need MR") > > > > any thoughts? do we a rule that says "we don't want to have hbase run MR > > jobs, only tool started manually by the user can do that". or can we > start > > adding MR calls around without problems? >
