Re: writes performance

2011-03-20 Thread Edward Capriolo
On Sun, Mar 20, 2011 at 10:23 AM, pob wrote: > Hi, > I was searching for similar topic in mailing list, I think there is still > misunderstanding in measuring cluster. It will be nice if someone could > write right definitions. > What are we measuring? Ops/sec, throughput in Mbit/s?, number of > c

Re: writes performance

2011-03-20 Thread pob
Hi, I was searching for similar topic in mailing list, I think there is still misunderstanding in measuring cluster. It will be nice if someone could write right definitions. What are we measuring? Ops/sec, throughput in Mbit/s?, number of clients/threads writing/reading data? I read Jonathan sa

writes performance

2011-03-19 Thread pob
Hello, I set up cluster with 3 nodes/ 4Gram,4cores,raid0. I did experiment with stress.py to see how fast my inserts are. The results are confusing. In each case stress.py was inserting 170KB of data: 1) stress.py was inserting directly to one node -dNode1, RF=3, CL.ONE 30 inserts in 1296 se