What version of cassandra are you using ? > I finally restart Cassandra. It didn't solve the problem so I stopped > Cassandra again on that node and restart my ec2 server. This solved the issue > (1800 r/s to 100 r/s). Can you explain this further? Was something writing to the cluster ? Did you drain for the upgrade ? https://github.com/apache/cassandra/blob/cassandra-1.1/NEWS.txt#L17
> Today I changed my cassandra.yml and restart this same server to apply my > conf. What changes did you make ? > I just noticed that my homepage (which uses a Cassandra counter and refreshes > every sec) shows me 4 different values. 2 of them repeatedly (5000 and 4000) > and the 2 other some rare times (5500 and 3800) Are you saying that a particular counter column is giving different values for different reads ? What CL are you using ? Cheers ----------------- Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 31/10/2012, at 3:39 AM, Jason Wee <peich...@gmail.com> wrote: > maybe enable the debug in log4j-server.properties and going through the log > to see what actually happen? > > On Tue, Oct 30, 2012 at 7:31 PM, Alain RODRIGUEZ <arodr...@gmail.com> wrote: > Hi, > > I have an issue with counters, yesterday I had a lot of ununderstandable > reads/sec on one server. I finally restart Cassandra. It didn't solve the > problem so I stopped Cassandra again on that node and restart my ec2 server. > This solved the issue (1800 r/s to 100 r/s). > > Today I changed my cassandra.yml and restart this same server to apply my > conf. > > I just noticed that my homepage (which uses a Cassandra counter and refreshes > every sec) shows me 4 different values. 2 of them repeatedly (5000 and 4000) > and the 2 other some rare times (5500 and 3800) > > Only the counters made today and yesterday are concerned. > > I performed a repair without success. These data are the heart of our > business so if someone had any clue on it, I would be really grateful... > > The sooner the better, I am in production with these random counters. > > Alain > > INFO: > > My environnement is 2 nodes (EC2 large), RF 2, CL.ONE (R & W), Random > Partitioner. > > xxx.xxx.xxx.241 eu-west 1b Up Normal 151.95 GB > 50.00% 0 > xxx.xxx.xxx.109 eu-west 1b Up Normal 117.71 GB > 50.00% 85070591730234615865843651857942052864 > > Here is my conf: http://pastebin.com/5cMuBKDt > > >
