Re: performance degradation in 6.2 when adding a second quad core chip

2008-02-22 Thread Kris Kennaway
Noisex wrote: So Benjamin you want to tell, that adding additional CPU decrease the performance on 6.2? How did you made tests? I just want to know because in my plans to the next week is also add 2nd CPU (dual core) and some additional RAM to one of the my HP Proliant DL360 (generaly mysql db

RE: performance degradation in 6.2 when adding a second quad core chip

2008-02-22 Thread Noisex
Behalf Of benjamin thielsen Sent: Friday, February 22, 2008 4:36 PM To: freebsd-performance@freebsd.org Subject: Re: performance degradation in 6.2 when adding a second quad core chip On Feb 21, 2008, at 17.49, Kris Kennaway wrote: > benjamin thielsen wrote: >> hi folks- >> we'

Re: performance degradation in 6.2 when adding a second quad core chip

2008-02-22 Thread benjamin thielsen
On Feb 21, 2008, at 17.49, Kris Kennaway wrote: benjamin thielsen wrote: hi folks- we've been experiencing some interesting behavior on single quad core computers as compared to dual quad core computers. Yes, this can happen when you run into concurrency bottlenecks in the application or

Re: performance degradation in 6.2 when adding a second quad core chip

2008-02-21 Thread Kris Kennaway
benjamin thielsen wrote: hi folks- we've been experiencing some interesting behavior on single quad core computers as compared to dual quad core computers. Yes, this can happen when you run into concurrency bottlenecks in the application or in the kernel. it appears that adding a second pr