Re: interrupt threads CPU usage in FreeBSD 8.0
2009/10/21 Igor Sysoev i...@rambler-co.ru: [...] /metoo, 8.0-RC2 ___ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to freebsd-stable-unsubscr...@freebsd.org
Re: interrupt threads CPU usage in FreeBSD 8.0
Yes, something is wrong (8.0-RC2):
last pid: 7327; load averages: 0.31, 0.53, 0.55up 0+03:51:35 14:36:22
81 processes: 5 running, 60 sleeping, 16 waiting
CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.4% interrupt, 99.6% idle
CPU 1: 0.0% user, 0.0% nice, 26.7% system, 0.0% interrupt, 73.3% idle
CPU 2: 0.0% user, 0.0% nice, 25.6% system, 0.0% interrupt, 74.4% idle
CPU 3: 0.0% user, 0.0% nice, 3.8% system, 0.0% interrupt, 96.2% idle
Mem: 22M Active, 11M Inact, 157M Wired, 64K Cache, 23M Buf, 3754M Free
Swap: 2048M Total, 2048M Free
PID USERNAME PRI NICE SIZERES STATE C TIME WCPU COMMAND
10 root 171 ki31 0K64K CPU00 226:34 99.07% {idle: cpu0}
10 root 171 ki31 0K64K RUN 3 221:56 95.56% {idle: cpu3}
10 root 171 ki31 0K64K CPU11 179:58 73.10% {idle: cpu1}
10 root 171 ki31 0K64K CPU22 175:32 68.07% {idle: cpu2}
0 root -680 0K 128K - 2 55:20 1.76% {em1 taskq}
11 root -32- 0K 256K WAIT0 2:10 0.29% {swi4: clock}
0 root -680 0K 128K - 1 50:42 0.00% {em0 taskq}
em0 em1 taskqueues should have wcpu ~25%
--
Oleg.
=== Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- o...@rinet.ru ===
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Re: interrupt threads CPU usage in FreeBSD 8.0
2009/10/21 Igor Sysoev i...@rambler-co.ru:
Hi,
for some reason in 8.0 top always shows 0% CPU usage for intr kernel
process and active interrupt thread, irq19 bge0 in my case.
8-0 RC1 top -PS:
CPU 0: 27.8% user, 0.0% nice, 7.1% system, 0.0% interrupt, 65.0% idle
CPU 1: 3.0% user, 0.0% nice, 2.3% system, 7.1% interrupt, 87.6% idle
PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND
11 root 2 171 ki31 0K32K RUN 0 140.7H 152.54% idle
61371 nobody 1 69 -10 384M 289M kqread 0 105:56 17.77% nginx
61372 nobody 1 67 -10 384M 293M CPU00 106:15 16.99% nginx
12 root 15 -60- 0K 240K WAIT0 54:50 0.00% intr
8.0 RC1 top -PSH:
PID USERNAMEPRI NICE SIZERES STATE C TIME WCPU COMMAND
11 root171 ki31 0K32K RUN 1 71.5H 81.05% {idle: cpu1}
11 root171 ki31 0K32K CPU00 69.3H 69.19% {idle: cpu0}
61372 nobody 68 -10 384M 294M kqread 0 107:06 18.99% nginx
61371 nobody 68 -10 384M 291M kqread 0 106:45 16.99% nginx
12 root-68- 0K 240K WAIT1 50:48 0.00% {irq19: bge0}
17 root 44- 0K16K syncer 1 5:23 0.00% syncer
12 root-32- 0K 240K WAIT1 3:06 0.00% {swi4: clock}
7.2-STABLE top -PS:
CPU 0: 9.0% user, 0.0% nice, 7.9% system, 9.0% interrupt, 74.1% idle
CPU 1: 23.3% user, 0.0% nice, 8.3% system, 0.0% interrupt, 68.4% idle
PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND
12 root1 171 ki31 0K16K RUN 0 275.0H 83.59% idle: cpu0
11 root1 171 ki31 0K16K RUN 1 264.2H 76.27% idle: cpu1
16109 nobody 1 68 -10 376M 307M CPU01 28:05 21.97% nginx
16110 nobody 1 4 -10 376M 316M RUN 0 28:05 20.17% nginx
26 root1 -68- 0K16K WAIT0 902:39 6.69% irq19: bge0
How old is your 7.2-STABLE?
Attilio
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Re: interrupt threads CPU usage in FreeBSD 8.0
On Tue, Nov 03, 2009 at 05:36:55PM +0100, Attilio Rao wrote:
2009/10/21 Igor Sysoev i...@rambler-co.ru:
Hi,
for some reason in 8.0 top always shows 0% CPU usage for intr kernel
process and active interrupt thread, irq19 bge0 in my case.
8-0 RC1 top -PS:
CPU 0: 27.8% user, 0.0% nice, 7.1% system, 0.0% interrupt, 65.0% idle
CPU 1: 3.0% user, 0.0% nice, 2.3% system, 7.1% interrupt, 87.6% idle
PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND
11 root 2 171 ki31 0K32K RUN 0 140.7H 152.54% idle
61371 nobody 1 69 -10 384M 289M kqread 0 105:56 17.77% nginx
61372 nobody 1 67 -10 384M 293M CPU00 106:15 16.99% nginx
12 root 15 -60- 0K 240K WAIT0 54:50 0.00% intr
8.0 RC1 top -PSH:
PID USERNAMEPRI NICE SIZERES STATE C TIME WCPU COMMAND
11 root171 ki31 0K32K RUN 1 71.5H 81.05% {idle: cpu1}
11 root171 ki31 0K32K CPU00 69.3H 69.19% {idle: cpu0}
61372 nobody 68 -10 384M 294M kqread 0 107:06 18.99% nginx
61371 nobody 68 -10 384M 291M kqread 0 106:45 16.99% nginx
12 root-68- 0K 240K WAIT1 50:48 0.00% {irq19:
bge0}
17 root 44- 0K16K syncer 1 5:23 0.00% syncer
12 root-32- 0K 240K WAIT1 3:06 0.00% {swi4:
clock}
7.2-STABLE top -PS:
CPU 0: 9.0% user, 0.0% nice, 7.9% system, 9.0% interrupt, 74.1% idle
CPU 1: 23.3% user, 0.0% nice, 8.3% system, 0.0% interrupt, 68.4% idle
PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND
12 root1 171 ki31 0K16K RUN 0 275.0H 83.59% idle: cpu0
11 root1 171 ki31 0K16K RUN 1 264.2H 76.27% idle: cpu1
16109 nobody 1 68 -10 376M 307M CPU01 28:05 21.97% nginx
16110 nobody 1 4 -10 376M 316M RUN 0 28:05 20.17% nginx
26 root1 -68- 0K16K WAIT0 902:39 6.69% irq19:
bge0
How old is your 7.2-STABLE?
I saw this on 7.0-7.2. One of 7.2-S is, for example, from 2009.10.04.23.59.59.
I believe I saw the same CPU usage on FreeBSD-6 too.
--
Igor Sysoev
http://sysoev.ru/en/
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interrupt threads CPU usage in FreeBSD 8.0
Hi,
for some reason in 8.0 top always shows 0% CPU usage for intr kernel
process and active interrupt thread, irq19 bge0 in my case.
8-0 RC1 top -PS:
CPU 0: 27.8% user, 0.0% nice, 7.1% system, 0.0% interrupt, 65.0% idle
CPU 1: 3.0% user, 0.0% nice, 2.3% system, 7.1% interrupt, 87.6% idle
PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND
11 root 2 171 ki31 0K32K RUN 0 140.7H 152.54% idle
61371 nobody 1 69 -10 384M 289M kqread 0 105:56 17.77% nginx
61372 nobody 1 67 -10 384M 293M CPU00 106:15 16.99% nginx
12 root 15 -60- 0K 240K WAIT0 54:50 0.00% intr
8.0 RC1 top -PSH:
PID USERNAMEPRI NICE SIZERES STATE C TIME WCPU COMMAND
11 root171 ki31 0K32K RUN 1 71.5H 81.05% {idle: cpu1}
11 root171 ki31 0K32K CPU00 69.3H 69.19% {idle: cpu0}
61372 nobody 68 -10 384M 294M kqread 0 107:06 18.99% nginx
61371 nobody 68 -10 384M 291M kqread 0 106:45 16.99% nginx
12 root-68- 0K 240K WAIT1 50:48 0.00% {irq19: bge0}
17 root 44- 0K16K syncer 1 5:23 0.00% syncer
12 root-32- 0K 240K WAIT1 3:06 0.00% {swi4: clock}
7.2-STABLE top -PS:
CPU 0: 9.0% user, 0.0% nice, 7.9% system, 9.0% interrupt, 74.1% idle
CPU 1: 23.3% user, 0.0% nice, 8.3% system, 0.0% interrupt, 68.4% idle
PID USERNAME THR PRI NICE SIZERES STATE C TIME WCPU COMMAND
12 root1 171 ki31 0K16K RUN 0 275.0H 83.59% idle: cpu0
11 root1 171 ki31 0K16K RUN 1 264.2H 76.27% idle: cpu1
16109 nobody 1 68 -10 376M 307M CPU01 28:05 21.97% nginx
16110 nobody 1 4 -10 376M 316M RUN 0 28:05 20.17% nginx
26 root1 -68- 0K16K WAIT0 902:39 6.69% irq19: bge0
--
Igor Sysoev
http://sysoev.ru/en/
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