Have you done any tuning of your put options? I've seen significant improvement by turning off ReturnBody and setting w to a low value.
Jeremiah Peschka Founder, Brent Ozar PLF On Oct 11, 2011 8:50 AM, "Nate Lawson" <[email protected]> wrote: > It's not just for testing. We found that loading/updating keys was somewhat > slow, even with a low replication count. So we're exploring routes of taking > a node down in an existing cluster, loading a large batch of keys, and then > bringing it up. It's ok if it takes the data a while to rebalance after we > rejoin the node. > > It sounds like this isn't as explored as I first thought, so we'll do our > own analysis. > > -Nate > > On Oct 10, 2011, at 9:18 AM, Ryan Zezeski wrote: > > > Nate, > > > > You could do this but if you're just doing it for testing then it seems > like more work than necessary. If you insist on doing it this way you'll > want to write it in Erlang so you can make use of the preflist calculation, > riak_object, and eleveldb driver. > > > > You could do the following: > > > > 1. stand up a fresh cluster > > > > 2. use one of the clients to load the data > > > > 3. archive the data dir on all nodes > > > > Next time you want to stand up a cluster with the same data simply > unarchive the data dirs before starting the cluster. > > > > -Ryan > > > > > > On Fri, Oct 7, 2011 at 9:29 PM, Nate Lawson <[email protected]> wrote: > > We're working on a test where we want to add batches of keys to Riak. > We're using the LevelDB backend with 1.0. One suggestion we heard was to > take down a node, batch insert directly into the backing store, and then > bring the node up again. > > > > Could someone give us some more details on this? How would Riak know > which keys in LevelDB had not yet been redistributed to the rest of the > cluster? > > > > Thanks, > > Nate > > > > > _______________________________________________ > riak-users mailing list > [email protected] > http://lists.basho.com/mailman/listinfo/riak-users_lists.basho.com >
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