How did you mean that, are there some config adjustments, or did you mean the inserting client?
Martin Am 18.03.2010 um 19:18 schrieb Jonathan Ellis: > Perhaps you're only inserting with a single thread? > > On Thu, Mar 18, 2010 at 1:03 PM, Martin Probst (RobHost Support) > <supp...@robhost.de> wrote: >> Hi, >> >> we've tested the write performance on a single and dual node cluster and the >> results are strangely poor. We've got about 30 inserts per second which >> seems a little bit slow?! The strange about is, that the node's we've used >> (single-cpu, 3gb ram, single disk) got a load of 0.02-0.05 while the inserts >> run. There is no disk/network bottlenecks, no swapping. The insert-script >> reads some values from stdin and inserts this values into cassandra. So it >> seems thats the used thrift interface are the bootleneck (we've tested php, >> perl, java, results a nearly the same). We've used version 0.5.1 and the >> default config with adjusted ColumnFamilies. >> >> Are there some hints or suggestions? >> >> Cheers, >> Martin
