Unusually high LA without any load at FreeBSD9-BETA2
Alex Kozlov
spam at rm-rf.kiev.ua
Tue Sep 6 16:55:03 UTC 2011
Hi, current
I see an unusually high LA for more than 10 hours without slightest load.
Any ideas?
FreeBSD 9-BETA2 r225400 amd64
$sysctl
cpu HAMMER
kern.ccpu: 0
kern.sched.cpusetsize: 8
<cpu count="2" mask="3">0, 1</cpu>
<cpu count="2" mask="3">0, 1</cpu>
kern.smp.cpus: 2
kern.smp.maxcpus: 64
dev.cpu.0.freq: 300
dev.cpu.0.freq_levels: 2200/35000 1925/30625 1650/26250 1600/23000 1400/20125 1200/15000 1050/13125 900/11250 750/9375 600/7500 450/5625 300/3750 150/1875
dev.cpu.0.cx_supported: C1/1 C2/1 C3/17
dev.cpu.0.cx_lowest: C2
dev.cpu.0.cx_usage: 0.00% 100.00% 0.00% last 240us
dev.cpu.1.cx_supported: C1/1 C2/1 C3/17
dev.cpu.1.cx_lowest: C2
dev.cpu.1.cx_usage: 0.00% 100.00% 0.00% last 857us
$vmstat -i
interrupt total rate
irq1: atkbd0 160 0
irq9: acpi0 44432 0
irq12: psm0 9 0
irq17: ath0 uhci3 45696 0
irq20: hpet0 uhci0* 4920185 92
irq23: uhci2 ehci1 9276 0
irq256: hdac0 8 0
irq257: ahci0 26674 0
Total 5046440 94
$top # last pid changes very slowly
last pid: 4814; load averages: 0.75, 0.72, 0.73 up 0+14:48:02 19:10:51
36 processes: 2 running, 33 sleeping, 1 waiting
CPU: 0.2% user, 0.0% nice, 0.0% system, 0.0% interrupt, 99.8% idle
Mem: 23M Active, 376M Inact, 246M Wired, 120K Cache, 309M Buf, 2256M Free
Swap:
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
11 root 2 155 ki31 0K 32K CPU1 1 29.4H 200.00% idle
4808 kozlov 1 20 0 16616K 2164K CPU0 0 0:01 0.20% top
12 root 16 -84 - 0K 256K WAIT 1 3:33 0.00% intr
1316 root 1 20 0 12096K 1308K select 0 0:26 0.00% powerd
16 root 1 -16 - 0K 16K tzpoll 1 0:20 0.00% acpi_thermal
14 root 1 -16 - 0K 16K - 0 0:12 0.00% yarrow
15 root 32 -68 - 0K 512K - 0 0:09 0.00% usb
13 root 3 -8 - 0K 48K - 1 0:06 0.00% geom
1453 kozlov 1 20 0 47996K 4644K select 0 0:05 0.00% sshd
0 root 10 -52 0 0K 160K - 1 0:04 0.00% kernel
8 root 1 16 - 0K 16K syncer 0 0:03 0.00% syncer
1363 root 1 21 0 14176K 1644K nanslp 1 0:03 0.00% cron
1440 root 1 20 0 412M 347M select 0 0:02 0.00% Xorg
9 root 1 -16 - 0K 16K sdflus 1 0:01 0.00% softdepflush
1454 kozlov 1 20 0 16456K 3024K wait 1 0:01 0.00% bash
7 root 1 -16 - 0K 16K vlruwt 0 0:01 0.00% vnlru
6 root 1 -16 - 0K 16K psleep 1 0:01 0.00% bufdaemon
1091 root 1 20 0 12228K 1484K select 0 0:01 0.00% syslogd
1694 root 1 -8 - 0K 16K mdwait 0 0:01 0.00% md4
121 root 1 -8 - 0K 16K mdwait 0 0:00 0.00% md1
3 root 1 -16 - 0K 16K psleep 0 0:00 0.00% pagedaemon
1451 root 1 44 0 47996K 4304K sbwait 0 0:00 0.00% sshd
1445 root 1 26 0 71764K 6224K select 0 0:00 0.00% xdm
1350 root 1 21 0 28916K 3508K select 1 0:00 0.00% sshd
1438 root 1 26 0 41068K 2916K pause 0 0:00 0.00% xdm
945 root 1 20 0 10372K 3412K select 0 0:00 0.00% devd
1142 root 1 -8 - 0K 16K mdwait 1 0:00 0.00% md2
1280 root 1 -8 - 0K 16K mdwait 0 0:00 0.00% md3
5 root 1 155 ki31 0K 16K pgzero 0 0:00 0.00% pagezero
1 root 1 20 0 6276K 600K wait 0 0:00 0.00% init
1437 root 1 52 0 12100K 1352K ttyin 1 0:00 0.00% getty
1436 root 1 52 0 12100K 1352K ttyin 0 0:00 0.00% getty
109 root 1 -8 - 0K 16K mdwait 0 0:00 0.00% md0
2 root 1 -16 - 0K 16K ccb_sc 1 0:00 0.00% xpt_thrd
4 root 1 -16 - 0K 16K psleep 1 0:00 0.00% vmdaemon
10 root 1 -16 - 0K 16K audit_ 0 0:00 0.00% audit
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