Re: Inner workings of turnstiles and sleepqueues

2007-10-18 Thread Ed Schouten
* John Baldwin <[EMAIL PROTECTED]> wrote: > The best option right now is to read the code. There are some comments in > both the headers and implementation. Would it be useful to write manpages for these interfaces, or do we assume that only godlike people can use them anyway? I am willing to wri

Re: amrd disk performance drop after running under high load

2007-10-18 Thread Boris Samorodov
On Thu, 18 Oct 2007 15:57:16 -0600 Scott Long wrote: > Boris Samorodov wrote: > > Since nobody answered so far, here is my two cents. I'm not an expert > > here so it's only my imho. > > > > On Wed, 17 Oct 2007 22:52:49 +0400 Alexey Popov wrote: > > > >> interrupt total

Re: amrd disk performance drop after running under high load

2007-10-18 Thread Scott Long
Boris Samorodov wrote: Hi! Since nobody answered so far, here is my two cents. I'm not an expert here so it's only my imho. On Wed, 17 Oct 2007 22:52:49 +0400 Alexey Popov wrote: interrupt total rate irq6: fdc0 8 0 irq14: ata

Re: amrd disk performance drop after running under high load

2007-10-18 Thread Boris Samorodov
Hi! Since nobody answered so far, here is my two cents. I'm not an expert here so it's only my imho. On Wed, 17 Oct 2007 22:52:49 +0400 Alexey Popov wrote: > interrupt total rate > irq6: fdc0 8 0 > irq14: ata0

Re: Interrupt/speed problems with 6.2 NFS server

2007-10-18 Thread Doug Clements
On 10/17/07, Doug Clements <[EMAIL PROTECTED]> wrote: > > Can you also send the output of ps -auxl? > > > > Also - do you notice this performance drop when running something like > > one of the network performance tools? I'd like to isolate the disk > > activity from the network activity for a clea

Re: dump problems

2007-10-18 Thread Danny Braniss
> > > > > > > > the only indication I can see, is that one of the dump procs. is > > > > waiting on > > > > sbwait, and probably it's some deadlock, which is similar to what I > > > > keep > > > > seeing here, i'll try now with SCHED_ULE to see if it make a > > > > difference. > > > > > > > > >