Re: Performance issues in 5.3-RELEASE.

2004-11-18 Thread Suleiman Souhlal
that use snd_emu10k1 are more affected by this is because it has a smaller default buffer size (4096) than the other drivers. -- Suleiman Souhlal| [EMAIL PROTECTED] The FreeBSD Project | [EMAIL PROTECTED] ___ [EMAIL PROTECTED] mailing

Re: kqueue LOR

2006-12-12 Thread Suleiman Souhlal
Kostik Belousov wrote: On Sun, Nov 26, 2006 at 09:30:39AM +0100, V??clav Haisman wrote: Hi, the attached lor.txt contains LOR I got this yesterday. It is FreeBSD 6.1 with relatively recent kernel, from last week or so. -- VH +lock order reversal: + 1st 0xc537f300 kqueue (kqueue) @ /usr/src

Re: kqueue LOR

2006-12-12 Thread Suleiman Souhlal
Attilio Rao wrote: 2006/12/12, Kostik Belousov <[EMAIL PROTECTED]>: On Tue, Dec 12, 2006 at 12:44:54AM -0800, Suleiman Souhlal wrote: > Kostik Belousov wrote: > >On Sun, Nov 26, 2006 at 09:30:39AM +0100, V??clav Haisman wrote: > > > >>Hi, > >>the a

Re: any real documentation of the boot2 prompt?

2007-01-11 Thread Suleiman Souhlal
Jo Rhett wrote: So I've been searching for hours now, and it appears that short of reading the C code, there's no documentation of the boot2 menu prompt. Sure, it says drive:driver(unit,slice,part) But no combination of those three that I can find actually works. There's two LUNs: drive 0

Re: pagezero again

2006-05-12 Thread Suleiman Souhlal
Ivan Voras wrote: Some time ago I reported that pagezero kernel thread sometime takes (what seems to me) a too large chunk of available CPU (30%) on a very busy web server. There were no replies :( Since then, I've reconfigured apache to use PHP as a fastcgi module and the problem seems to have

Re: pagezero again

2006-05-13 Thread Suleiman Souhlal
Ivan Voras wrote: PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND 39 root1 -44 -163 0K 8K pgzero 1 772:59 18.41% pagezero It looks like the pagezero thread has a wrong priority. It should be 171 . I guess there's a bug in the scheduler that makes i

Re: Performance issue

2005-05-09 Thread Suleiman Souhlal
ask 0 etc.. This explains why it's using so much system time. Now the question is why is python doing this? -- Suleiman Souhlal | [EMAIL PROTECTED] The FreeBSD Project | [EMAIL PROTECTED] ___ freebsd-stable@freebsd.org mailing

Re: Performance issue

2005-05-09 Thread Suleiman Souhlal
mask-20050509.diff fixes this, by making sure the process is threaded, before using the syscall. -- Suleiman Souhlal | [EMAIL PROTECTED] The FreeBSD Project | [EMAIL PROTECTED] ___ freebsd-stable@freebsd.org mailing list http://lists.freebs

Re: Performance issue

2005-05-09 Thread Suleiman Souhlal
on 1115698354.240304 RET sigprocmask 0 2991 python 1115698354.240307 CALL sigprocmask(0x3,0x2810a830,0) 2991 python 1115698354.240308 RET sigprocmask 0 zZzZ:~/py% compare with libpthread: zZzZ:~/py% ktrace -t c python heapsort.py 1 > /dev/null && kdump - T | grep -c sigproc

Re: Performance issue

2005-05-09 Thread Suleiman Souhlal
e thing in libpthread, in the not-threaded case? I apologize if I'm asking stupid questions.. :) -- Suleiman Souhlal | [EMAIL PROTECTED] The FreeBSD Project | [EMAIL PROTECTED] ___ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/m

Re: UFS2 partition with negative used space

2005-06-09 Thread Suleiman Souhlal
gh to synchronize the superblock's cg summary with the actual summary stored in the cgs. I'll have to investigate some more. In the meantime, a fsck -y is enough to fix it. Bye. -- Suleiman Souhlal | [EMAIL PROTECTED] The FreeBSD Project | [

Re: UFS2 partition with negative used space

2005-06-10 Thread Suleiman Souhlal
Hi, On Jun 9, 2005, at 11:50 PM, Xin LI wrote: Hi, Suleiman, 在 2005-06-09四的 23:35 -0400,Suleiman Souhlal写道: Hi, [...] It used to be recomputed by the kernel at mount time if the filesystem was dirty, but delphij changed it so that background fsck recomputes it instead. For some reason