Date: Mon, 27 Oct 2014 16:31:24 -0500 From: Adam Vande More <amvandemore@gmail.com> To: Peter Harrison <four.harrisons@googlemail.com> Cc: FreeBSD Questions <questions@freebsd.org> Subject: Re: High interrupt CPU in top... Message-ID: <CA%2BtpaK3CobStcGzwbcs6LkYCotGVhqVhHwBWFNbLiihOf3e4NQ@mail.gmail.com> In-Reply-To: <CAA3eX7a-u=FDTyo1Hp-uw=T4h9v5Am3ZHw9-XGCD_%2B9cZDP7bg@mail.gmail.com> References: <CAA3eX7a-u=FDTyo1Hp-uw=T4h9v5Am3ZHw9-XGCD_%2B9cZDP7bg@mail.gmail.com>
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On Mon, Oct 27, 2014 at 3:59 PM, Peter Harrison < four.harrisons@googlemail.com> wrote: > Can anyone help me diagnose this please? I'm on 10.0-RELEASE on a Thinkpad > X200s. In top I see around 30% CPU listed as 'interrupt' even when I'm only > running Xorg (with Xfce as the window manager) with no other applications > open: > > last pid: 1946; load averages: 1.09, 1.30, 1.24 > up 0+00:59:59 21:56:20 > 54 processes: 1 running, 53 sleeping > CPU: 0.4% user, 0.0% nice, 0.2% system, 32.8% interrupt, 66.6% idle > Mem: 188M Active, 282M Inact, 283M Wired, 22M Cache, 206M Buf, 1127M Free > Swap: 4096M Total, 4096M Free > > PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU > COMMAND > 1362 root 1 20 0 150M 25596K select 1 1:18 0.10% Xorg > 1613 peter 4 32 0 260M 21700K select 1 0:02 0.10% > xfce4-terminal > 1521 peter 1 20 0 159M 17652K select 1 0:10 0.00% xfwm4 > 1539 peter 1 20 0 152M 13704K select 1 0:08 0.00% > wrapper > 1524 peter 3 20 0 278M 24172K select 1 0:05 0.00% > xfce4-panel > 1444 haldaemon 2 28 0 60428K 6436K select 1 0:01 0.00% hald > 1511 peter 2 39 0 163M 14756K select 1 0:01 0.00% > xfce4-session > 1544 root 2 20 0 54908K 5904K select 1 0:01 0.00% > upowerd > 1526 peter 2 20 0 247M 16108K kqread 0 0:01 0.00% > xfdesktop > 1540 peter 1 20 0 156M 15480K select 1 0:01 0.00% > wrapper > 1279 messagebus 1 20 0 17044K 3144K select 0 0:00 0.00% > dbus-daemon > > How do I diagnose what's using my processor? > vmstat -i -- Adam
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