It's hard to tell from those slides, but it looks like the slowdown doesn't hit until after several GCs.
Perhaps this is compaction kicking in, not GCs? Definitely the extra I/O + CPU load from compaction will cause a drop in throughput. On Mon, Apr 19, 2010 at 6:14 AM, Masood Mortazavi <masoodmortaz...@gmail.com> wrote: > I wonder if anyone can use: > * Add logging of GC activity (CASSANDRA-813) > to confirm this: > http://www.slideshare.net/schubertzhang/cassandra-060-insert-throughput > > - m. > > > On Sun, Apr 18, 2010 at 6:58 PM, Eric Evans <eev...@rackspace.com> wrote: >> >> Hot on the trails of 0.6.0 comes our latest, 0.6.1. This stable point >> release contains a number of important bugfixes[1] and is a painless >> upgrade from 0.6.0. >> >> Enjoy! >> >> [1]: http://bit.ly/9NqwAb (changelog) >> >> -- >> Eric Evans >> eev...@rackspace.com >> > >
