Re: Argh: Data Corruption (LOST DATA) (0.7.0)

2011-03-05 Thread Terje Marthinussen
Hi, Unfortunately, this patch is already included in the build I have. Thanks for the suggestion though! Terje On Sat, Mar 5, 2011 at 7:47 PM, Sylvain Lebresne wrote: > Also, if you can, please be sure to try the new 0.7.3 release. We had a bug > with the compaction of superColumns for instance

Re: Argh: Data Corruption (LOST DATA) (0.7.0)

2011-03-05 Thread Sylvain Lebresne
Also, if you can, please be sure to try the new 0.7.3 release. We had a bug with the compaction of superColumns for instance that is fixed there ( https://issues.apache.org/jira/browse/CASSANDRA-2104). It also ships with a new scrub command that tries to find if your sstables are corrupted and repa

Re: Argh: Data Corruption (LOST DATA) (0.7.0)

2011-03-04 Thread Benjamin Coverston
Hi Terje, Can you attach the portion of your logs that shows the exceptions indicating corruption? Which version are you on right now? Ben On 3/4/11 10:42 AM, Terje Marthinussen wrote: We are seeing various other messages as well related to deserialization, so this seems to be some random co

Re: Argh: Data Corruption (LOST DATA) (0.7.0)

2011-03-04 Thread Terje Marthinussen
We are seeing various other messages as well related to deserialization, so this seems to be some random corruption somewhere, but so far it may seem to be limited to supercolumns. Terje On Sat, Mar 5, 2011 at 2:26 AM, Terje Marthinussen wrote: > Hi, > > Did you get anywhere on this problem? > >

Re: Argh: Data Corruption (LOST DATA) (0.7.0)

2011-03-04 Thread Terje Marthinussen
Hi, Did you get anywhere on this problem? I am seeing similar errors unfortunately :( I tried to add some quick error checking to the serialization, and it seems like the data is ok there. Some indication that this occurs in compaction and maybe in hinted handoff, but no indication that it occu

Re: Argh: Data Corruption (LOST DATA) (0.7.0)

2011-02-07 Thread Ben Coverston
Dan, Do you have any more information on this issue? Have you been able to discover anything from exporing your SSTables to JSON? Thanks, Ben On 1/29/11 12:45 PM, Dan Hendry wrote: I am once again having severe problems with my Cassandra cluster. This time, I straight up cannot read sectio

Argh: Data Corruption (LOST DATA) (0.7.0)

2011-01-29 Thread Dan Hendry
I am once again having severe problems with my Cassandra cluster. This time, I straight up cannot read sections of data (consistency level ONE). Client side, I am seeing timeout exceptions. On the Cassandra node, I am seeing errors as shown below. I don't understand what has happened or how to fix