Thanks for your info J-D. My problem is a little different. My HBase master just can't start now because of the IP change. I guess I can't do a rolling start in this case. So I am wondering if I could just pull 0.90.2/3 and start all hbase daemons on the existing hbase tables.
Thanks, -- weiwei On Thu, Aug 4, 2011 at 11:36 AM, Jean-Daniel Cryans <[email protected]> wrote: > All minor versions are compatible between them, you can do a rolling > upgrade if you want: > http://hbase.apache.org/book/decommission.html#rolling > > All you need to add is a step where you replace the distribution > before restarting the process. > > J-D > > On Thu, Aug 4, 2011 at 11:29 AM, Weiwei Xiong <[email protected]> wrote: >> Hi all, >> >> I am currently using hbase 0.90.1 but got an issue same as HBASE-3660. It >> seems this problem has been solved in 0.90.2. So I want to upgrade to it. >> >> The question is, can I safely upgrade to 0.90.2/3 from 0.90.1 by replacing >> the whole HBASE package with the newer one? I am really concerned if it >> might break the metadata and I can't even go back to 0.90.1 once I tried. >> >> Thanks, >> -- ww >> >
