Hi everyone! I just read the rolling-restart.sh in $HBASE_HOME/bin, found
that the script would stop all master service (including the backup ones)
at the same time, and then restart them both:
# The content of rolling-restart.sh
...
# stop all masters before re-start to avoid races for master zno
ly conservative
> > and not prioritizing availability. There’s no concern for racing for
> master
> > node, since it uses ZK for leader election, which is designed for this
> > case. I’d recommend you do what you describe instead if you value
> > availability (who doesn’t
Hi Jignesh, for online service hbase cluster (it means there is data
written during transforming), I prefer to use ExportSnapshot to copy data
from cluster to cluster, because of the less performance impact, and also
you can use *-bandwidth* parameter to control network costs. You can also
make sna
re and
> importing back to HDFS back with the same folder structure.
>
> On Wed, May 10, 2023 at 10:11 PM 杨光 wrote:
>
> > Hi Jignesh, for online service hbase cluster (it means there is data
> > written during transforming), I prefer to use ExportSnapshot to copy data
> >