On 29 October 2016 at 19:59, vmalhotra <varun.malho...@minjar.com> wrote:
> We run 8 nodes RIAK cluster in our Prod environment. Lot of time, RIAK > process stops and we also noticed out of memory issues. Typically, we run > restart the affected node to recover from the issue. I thought of using > Supervisor to control the RIAK processes so the idea is if any of the > process crash SupervisorD daemon will automatically restart that process on > a crash. > > Wanted to know what you guys think? Can it cause any other issue or it > should work fine? > Hi Varun, I would recommend against blindly restarting Riak nodes, in particular if these were shut down uncleanly, as may happen in out of memory situations. There is a risk that an unclean shutdown leaves behind corrupted files and that a subsequent restart is unsuccessful. You should instead investigate why Riak stops being responsive. Please have a look at the documentation, in particular memory requirements[0], and OS tuning[1]. Kind Regards, Magnus [0]: http://docs.basho.com/riak/kv/2.1.4/setup/planning/cluster-capacity/ [1]: http://docs.basho.com/riak/kv/2.1.4/using/performance/ > > Thanks in advance. > > > > -- > View this message in context: http://riak-users.197444.n3. > nabble.com/Monitor-RIAK-process-with-Supervisord-tp4034655.html > Sent from the Riak Users mailing list archive at Nabble.com. > > _______________________________________________ > riak-users mailing list > riak-users@lists.basho.com > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com > -- Magnus Kessler Client Services Engineer Basho Technologies Limited Registered Office - 8 Lincoln’s Inn Fields London WC2A 3BP Reg 07970431
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