Got it. Definitely a case of RTFM. I know list keys would do a traversal, but I thought listing buckets was just a metadata lookup. Good to know.
Best Regards, Armon Dadgar On Mar 16, 2012, at 1:30 PM, Jared Morrow wrote: > Of course, I miss the obvious and a kind colleague pointed me to the exact > same note on the more relevant page (list buckets) > http://wiki.basho.com/HTTP-List-Buckets.html > > -Jared > > > On Mar 16, 2012, at 1:48 PM, Armon Dadgar wrote: > >> Interesting, so it's not just us. Based on the behavior, >> I'm guessing that listing the buckets requires traversing the >> key space? >> >> >>> Message: 2 >>> Date: Thu, 15 Mar 2012 11:19:15 -0700 >>> From: Aphyr <ap...@aphyr.com> >>> To: riak-users@lists.basho.com >>> Subject: Re: Listing buckets causes nodes to misbehave >>> Message-ID: <4f6232a3.5050...@aphyr.com> >>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed >>> >>> Yup, list-keys and list-buckets does this for us too, since Riak 0.14. >>> Bitcask, 6 nodes, physical hardware, 1024 partitions, 100-300 million >>> keys with n_val 3. >>> >>> --Kyle >>> >>> On 03/15/2012 11:17 AM, Armon Dadgar wrote: >>>> We are currently running Riak 1.1 in production, using LevelDB >>>> with snappy compression and yesterday we ran into a strange >>>> issue where listing the buckets via: >>>> >>>> $ curl "http://east-riak-001:8098/riak?buckets=true"; >>>> >>>> Doing this caused curl to hang indefinitely, and the target node to >>>> freak out. >>>> Symptoms included a massive increase in system load (2-3x), FSM timings >>>> exploding >>>> from ~30-50 msec to 500 - 5000 msec, and most of the APIs becoming >>>> totally unresponsive. >>>> >>>> We ran this on a few nodes on the cluster, which basically brought >>>> everything to a halt. Our solution was to just reboot all the nodes, at >>>> which point things returned to normal. >>>> >>>> Curious if anybody else has experienced this. >>>> >>>> Best Regards, >>>> >>>> Armon Dadgar >>>> >>>> >>>> >>>> _______________________________________________ >>>> riak-users mailing list >>>> riak-users@lists.basho.com >>>> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >> >> >> _______________________________________________ >> riak-users mailing list >> riak-users@lists.basho.com >> http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >
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