"out of sequence response" is thrift's way of saying "I got a response for request Y when I expected request X."
my money is on using a single connection from multiple threads. don't do that. On Wed, Apr 6, 2011 at 5:59 PM, Dan Washusen <d...@reactive.org> wrote: > Pelops will retry when TimedOutException, TTransportException or > UnavailableException exceptions are thrown but not TApplicationException. > TApplicationException has a type property which looks like it could be used > to retry based on specific values. Based on the names the INTERNAL_ERROR > and BAD_SEQUENCE_ID types sound like good candidates for a retry. > I just did a quick hunt through the Pycassa and Hector code and it doesn't > look like they do anything special based on the type property. > Jonathan (or other Cassandra gurus) should connection managers take > different actions based on these type property of TApplicationException? > Cheers, > Dan > > On Wednesday, 6 April 2011 at 8:03 PM, Héctor Izquierdo Seliva wrote: > > El mié, 06-04-2011 a las 09:06 +1000, Dan Washusen escribió: > > Pelops raises a RuntimeException? Can you provide more info please? > > org.scale7.cassandra.pelops.exceptions.ApplicationException: > batch_mutate failed: out of sequence response > > -- > Dan Washusen > Make big files fly > visit digitalpigeon.com > > On Tuesday, 5 April 2011 at 11:43 PM, Héctor Izquierdo Seliva wrote: > > El mar, 05-04-2011 a las 09:35 -0400, Dan Hendry escribió: > > I too have seen the out of sequence response problem. My solution > has just been to retry and it seems to work. None of my mutations > are THAT large (< 200 columns). > > The only related information I could find points to a > thrift/ubuntu bug of some kind > (http://markmail.org/message/xc3tskhhvsf5awz7). What OS are you > running? > > Dan > > Hi Dan. I'm running on Debian stable and cassandra 0.7.4. I have > rows > with up to 1000 columns. I have changed the way I was doing the > batch > mutates to never be bigger than 100 columns at a time. I hope this > will > work, otherwise the move is going to take too long. > > The problem is aggravated by Pelops not retrying automatically and > instead raising a RuntimeException. > > I'll try to add a retry if this doesn't work. > > Thanks for your response! > > Héctor > > -----Original Message----- > From: Héctor Izquierdo Seliva [mailto:izquie...@strands.com] > Sent: April-05-11 8:30 > To: user@cassandra.apache.org > Subject: batch_mutate failed: out of sequence response > > Hi everyone. I'm having trouble while inserting big amounts of > data into > cassandra. I'm getting this exception: > > batch_mutate failed: out of sequence response > > I'm gessing is due to very big mutates. I have made the batch > mutates > smaller and it seems to be behaving. Can somebody shed some light? > > Thanks! > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 9.0.894 / Virus Database: 271.1.1/3551 - Release Date: > 04/05/11 02:34:00 > > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com
