Excellent, thanks!
On Thu, Mar 13, 2014 at 5:01 PM, Ted Yu <yuzhih...@gmail.com> wrote: > See this presentation from last year's HBaseCon : > > http://www.slideshare.net/cloudera/internals-session-2 > > Cheers > > > On Thu, Mar 13, 2014 at 1:54 PM, Jeff Storey <storey.j...@gmail.com> > wrote: > > > Thanks for the quick reply. It looks like this feature is in the works. > > > > What are people doing in the absence of this feature? Simply allowing the > > downtime? > > > > > > On Thu, Mar 13, 2014 at 4:51 PM, Ted Yu <yuzhih...@gmail.com> wrote: > > > > > Take a look at HBASE-10070: > > > HBase read high-availability using eventually consistent region > replicas > > > > > > Cheers > > > > > > > > > On Thu, Mar 13, 2014 at 1:49 PM, Jeff Storey <storey.j...@gmail.com> > > > wrote: > > > > > > > I'm still somewhat new to HBase and I'm trying to understand > > > possibilities > > > > for region server failover. If I have a region server that goes down, > > it > > > > looks like I won't have any access to that region's data until a > backup > > > > server comes online. I read that I can reduce the zookeeper timeout > to > > > > minimize that time down, but in a system that is meant to be highly > > > > available, it seems like this could be cause for concern since a > > portion > > > of > > > > the data will be entirely inaccessible. > > > > > > > > Is there a way to have a secondary read-only region server that > becomes > > > the > > > > new primary region server in the event of a failure? This way that > data > > > > will always be accessible unless all of the region server backups > fail? > > > Or > > > > are there other ways to replicate region data to avoid loss of access > > for > > > > possibly several minutes to that data if the server goes down? > > > > > > > > Thanks, > > > > Jeff > > > > > > > > > >
