Re: bizarre performance issues in 6.2 release

2007-02-17 Thread Alexander Leidinger
Quoting "Steven H. Baeighkley" <[EMAIL PROTECTED]> (from Fri, 16 Feb 2007 16:40:46 -0700): These servers are running apache, perl, proftpd and php. One server is running 4.11 and is rocking the world, load is rarely above 1 and is regularly below .5. The other server is running 6.2 and regular

Re: bizarre performance issues in 6.2 release

2007-02-17 Thread Cheffo
Hi all, [EMAIL PROTECTED] wrote: See kern/83406: [smp] em/bge drivers: severe performance loss under SMP sysctl machdep.cpu_idle_hlt=0 (sysctl machdep.hyperthreading_allowed=1) What actually do this ? (sysctl machdep.cpu_idle_hlt=0) From this PR (kern/83406) it seems that if you want full

Re: bizarre performance issues in 6.2 release

2007-02-17 Thread garcol
See kern/83406: [smp] em/bge drivers: severe performance loss under SMP sysctl machdep.cpu_idle_hlt=0 (sysctl machdep.hyperthreading_allowed=1) Regards Alessandro >Try disabling hyperthreading on the 6.2-server. In some cases you get >a moderate performance-increase, in most cases this settin

Re: bizarre performance issues in 6.2 release

2007-02-17 Thread Claus Guttesen
We have been having some trouble with an upgrade to 6.2-Release. The performance just seems out of whack. We concede that there could be a reporting issue, but the results we are seeing are far too strange for that to be our first inclination. Background: We have 2 identical supermicro superserv

Re: bizarre performance issues in 6.2 release

2007-02-16 Thread R. B. Riddick
--- "Steven H. Baeighkley" <[EMAIL PROTECTED]> wrote: > These servers are running apache, perl, proftpd and php. One server is > running 4.11 and is rocking the world, load is rarely above 1 and is > regularly below .5. The other server is running 6.2 and regularly has > load between 2 and 6 des

bizarre performance issues in 6.2 release

2007-02-16 Thread Steven H. Baeighkley
Greetings, First let me apologize for the length of this message, I'm just trying to provide all the information that I can. We have been having some trouble with an upgrade to 6.2-Release. The performance just seems out of whack. We concede that there could be a reporting issue, but the res