FYI - disabling ACPI mitigates the problem, however it is undesirable.
I've seen this same behaviour since 5.2-RELEASE, I'm honestly quite
surprised it hasn't been fixed.
-E-
Guy Helmer wrote:
Eli K. Breen wrote:
Does anyone have any explanation and resolution for the excessive
interrupt%?:
(System dmesg at the end of this message)
=======================================================
last pid: 2756; load averages: 0.00, 0.00, 0.00
up 0+15:22:49 14:02:47
20 processes: 1 running, 19 sleeping
CPU states: 0.4% user, 0.0% nice, 0.0% system, 16.1% interrupt,
83.5% idle
Mem: 6540K Active, 118M Inact, 97M Wired, 12K Cache, 112M Buf, 1028M Free
Swap: 2048M Total, 2048M Free
PID USERNAME THR PRI NICE SIZE RES STATE TIME WCPU COMMAND
2235 elib 1 96 0 2368K 1644K RUN 0:19 0.00% top
2233 elib 1 96 0 6076K 3144K select 0:02 0.00% sshd
477 root 1 96 0 3416K 2816K select 0:02 0.00% sendmail
497 root 1 8 0 1312K 1032K nanslp 0:00 0.00% cron
348 root 1 96 0 1292K 872K select 0:00 0.00% syslogd
421 root 1 96 0 1208K 772K select 0:00 0.00% usbd
2229 root 1 4 0 6108K 3136K sbwait 0:00 0.00% sshd
481 smmsp 1 20 0 3296K 2688K pause 0:00 0.00% sendmail
2234 elib 1 8 0 1676K 1256K wait 0:00 0.00% sh
560 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
472 root 1 96 0 3352K 2484K select 0:00 0.00% sshd
567 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
562 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
561 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
563 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
564 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
565 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
566 root 1 5 0 1264K 928K ttyin 0:00 0.00% getty
319 root 1 113 0 500K 352K select 0:00 0.00% devd
171 root 1 20 0 1172K 644K pause 0:00 0.00% adjkerntz
=======================================================
This machine is a totally stock FreeBSD 6.0 box. I haven't done
anything except install the OS and boot it.
Ideas?
What does "vmstat -i" report?
Guy
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