Re: Cassandra stress test and max vs. average read/write latency.

2011-12-23 Thread Peter Fales
o full compacting GC:s > (stop-the-world) for the old generation. > > I would start by adjusting young gen so that your frequent pauses are > at an acceptable level, and then see whether or not you can sustain > that in terms of old-gen. > > Start with this in any case: Run Cassandra

Re: Cassandra stress test and max vs. average read/write latency.

2011-12-22 Thread Peter Fales
t your frequent pauses are > at an acceptable level, and then see whether or not you can sustain > that in terms of old-gen. > > Start with this in any case: Run Cassandra with -XX:+PrintGC > -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps > > -- > / Pet

Cassandra stress test and max vs. average read/write latency.

2011-12-19 Thread Peter Fales
.println(String.format("%d %d %d %s %d %d", total, opDelta / interval, keyDelta / interval, formattedDelta, currentTimeInSeconds,maxdelta)); + } } -- Peter Fales Alcatel-Lucent Member of Technical Staff 1960 Lucent Lane Room: 9H-505 Naperville, IL 60566-7033 Email: peter.fa...@alcatel-lucent.com Phone: 630 979 8031

Re: Cassandra nodes on EC2 in two different regions not communicating

2011-02-23 Thread Peter Fales
ailto:himanshi.sha...@tcs.com >4. mailto:sdo...@gmail.com >5. mailto:user@cassandra.apache.org >6. mailto:himanshi.sha...@tcs.com >7. http://ec2-50-18-60-117.us-west-1.compute.amazonaws.com/ >8. mailto:davevi...@gmail.com >9. mailto:user@cassandra.apache.org > 10. mailto:himanshi.sha...@tcs.com > 11. http://169.254.169.254/latest/meta-data/security-groups > 12. mailto:himanshi.sha...@tcs.com > 13. mailto:sasha.do...@gmail.com > 14. http://isidorey.com/ > 15. http://facebook.com/franklovecchio > 16. http://franklovecchio.com/ -- Peter Fales Alcatel-Lucent Member of Technical Staff 1960 Lucent Lane Room: 9H-505 Naperville, IL 60566-7033 Email: peter.fa...@alcatel-lucent.com Phone: 630 979 8031

Re: servers for cassandra

2010-09-08 Thread Peter Fales
> Vineet Daniel > Cell : +918106217121 > Websites : > Blog<http://vinetedaniel.blogspot.com> | > Linkedin<http://in.linkedin.com/in/vineetdaniel> | > Twitter<https://twitter.com/vineetdaniel> > > -- Peter Fales Alcatel-Lucent Member of Technical Staff 1960 Lucent Lane Room: 9H-505 Naperville, IL 60566-7033 Email: peter.fa...@alcatel-lucent.com Phone: 630 979 8031

Re: Data Center Move

2010-09-02 Thread Peter Fales
s happen? > > Thanks, > > -Anthony > > -- > > Anthony Molinaro -- Peter Fales Alcatel-Lucent Member of Technical Staff 1960 Lucent Lane Room: 9H-505 Naperville, IL 60566-7033 Email: peter.fa...@alcatel-lucent.com Phone: 630 979 8031

Re: Cassandra on AWS across Regions

2010-09-01 Thread Peter Fales
u explain this point further?  Was there an exception? > > > > On 09/01/2010 09:26 AM, Peter Fales wrote: > > > > that doesn't quite work with the stock Cassandra, as it will > > try to bind and listen on those addresses and give up because they > > don't

Re: Cassandra on AWS across Regions

2010-09-01 Thread Peter Fales
de getting hit, and I'm not sure under what circumstances +* it would get run. +*/ +System.out.println("FIXME - probably can't bind to this address: "+FBUtilities.getLocalAddress()+"\n"); + channel.socket().bind(new InetSocketAddress(FBUtiliti