Re: [perf-discuss] Interrupt handler affinity

2008-08-28 Thread Qiang Liu
You might be interested in this link http://www.opensolaris.org/jive/thread.jspa?threadID=70942&tstart=0 -- This message posted from opensolaris.org ___ perf-discuss mailing list perf-discuss@opensolaris.org

Re: [perf-discuss] Interrupt handler affinity

2008-08-13 Thread Elad Lahav
Thanks, but I think that my original message was a bit ambiguous. I don't want to just know which processor handles each interrupt, but to be able to modify these settings, a-la Linux's: echo MASK > /proc/irq/IRQ_NUM/smp_affinity Thanks again, Elad Quoting Andrew Gallatin <[EMAIL PROTECTED]

Re: [perf-discuss] Interrupt handler affinity

2008-08-12 Thread David Miller
You can also look at the "intrstat" tool which displays information on each interrupt and the cpu handling it. Dave Miller Elad Lahav wrote, On 08/12/08 08:03: > On Linux, it is possible to determine which processors on a > multiprocessor handle each interrupt (via > /proc/irq/IRQ_NUM/smp_affin

Re: [perf-discuss] Interrupt handler affinity

2008-08-12 Thread Andrew Gallatin
Elad Lahav wrote: > On Linux, it is possible to determine which processors on a > multiprocessor handle each interrupt (via > /proc/irq/IRQ_NUM/smp_affinity). From my experience, this can greatly > affect the performance of, e.g., web servers. > Is there an equivalent mechanism on Solaris? echo

Re: [perf-discuss] Interrupt handler affinity

2008-08-12 Thread [EMAIL PROTECTED]
You might also want to look at intrd(1M) man page. max Elad Lahav wrote: > On Linux, it is possible to determine which processors on a > multiprocessor handle each interrupt (via > /proc/irq/IRQ_NUM/smp_affinity). From my experience, this can greatly > affect the performance of, e.g., web serv