Date: Tue, 05 Sep 2006 15:04:06 +0400 From: Vladimir Grebenschikov <vova@fbsd.ru> To: Fabian Keil <freebsd-listen@fabiankeil.de> Cc: freebsd-current@freebsd.org Subject: Re: wired top (and others) behavior - broken CPU usage reporting ? Message-ID: <1157454246.2048.53.camel@localhost> In-Reply-To: <20060905123504.07e0d5b2@localhost> References: <1157442358.2048.6.camel@localhost> <20060905123504.07e0d5b2@localhost>
next in thread | previous in thread | raw e-mail | index | archive | help
=F7 =D7=D4, 05/09/2006 =D7 12:35 +0200, Fabian Keil =D0=C9=DB=C5=D4:
> Vladimir Grebenschikov <vova@fbsd.ru> wrote:
>=20
> > I have notice that it is no more possible to find what process is eats
> > all CPU time with top, vmstat and tools like that. This happens with
> > current some (big) time ago.
>=20
> > 99.5% CPU used in user space.
> >=20
> > now top output (sorted by CPU):
> > last pid: 2024; load averages: 1.03, 0.65, 0.40 up 0+01:28:34
> > 11:38:50
> > 120 processes: 4 running, 116 sleeping
> > CPU states: 95.7% user, 0.0% nice, 3.5% system, 0.8% interrupt, 0.0=
%
> > idle
> > Mem: 589M Active, 209M Inact, 146M Wired, 512K Cache, 111M Buf, 46M Fre=
e
> > Swap: 1200M Total, 1200M Free
> >=20
> > PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU
> > COMMAND
> > 927 root 1 97 0 52084K 28172K select 1:02 2.98% Xorg
> > 1128 vova 1 96 0 21172K 13676K select 0:10 0.98%
> > metacity
> > 1252 vova 1 96 0 38024K 29884K select 1:56 0.63%
> > skype_bin
> > 1386 vova 11 126 0 516M 470M RUN 3:42 0.00%
> > evolution-2.6
>=20
> > No any idea who eats these 95.5% of CPU time.=20
> > Same picture on vmstat's pigs screen.
> >=20
> > I know that this process is actually evolution, and if I kill it system
> > load drops, but why it is not shown by top (and other).
> >=20
> > Any hints about it ?
>=20
> Probably evolution is using libpthread.=20
Yes
% ldd /usr/X11R6/bin/evolution | fgrep thr
libgthread-2.0.so.0 =3D> /usr/local/lib/libgthread-2.0.so.0
(0x28b18000)
libpthread.so.2 =3D> /lib/libpthread.so.2 (0x2945f000)
%
> If you use libmap.conf(5) to have
> evolution use libthr instead, you should see its cpu usage just fine.
It looks like workaround.
What about solution for that problem ?
> Fabian
--=20
Vladimir B. Grebenschikov
vova@fbsd.ru
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1157454246.2048.53.camel>