> The messages appear right after the node "wakes up". Are you tracking CPU steal ?
----------------- Aaron Morton Freelance Cassandra Consultant New Zealand @aaronmorton http://www.thelastpickle.com On 25/04/2013, at 4:15 AM, Robert Coli <rc...@eventbrite.com> wrote: > On Wed, Apr 24, 2013 at 5:03 AM, Michael Theroux <mthero...@yahoo.com> wrote: >> Another related question. Once we see messages being dropped on one node, >> our cassandra client appears to see this, reporting errors. We use >> LOCAL_QUORUM with a RF of 3 on all queries. Any idea why clients would see >> an error? If only one node reports an error, shouldn't the consistency >> level prevent the client from seeing an issue? > > If the client is talking to a broken/degraded coordinator node, RF/CL > are unable to protect it from RPCTimeout. If it is unable to > coordinate the request in a timely fashion, your clients will get > errors. > > =Rob
