Re: Высокий LA и низкая загруженность CPU
Serg Senko
kerncore at gmail.com
Mon Feb 12 18:23:06 MSK 2007
Отпадает уже вижу
On 2/12/07, Serg Senko <kerncore at gmail.com> wrote:
>
>
> А ты не с NFS работаешь ?
>
>
>
> On 2/3/07, Михаил Монашёв <postmaster at softsearch.ru> wrote:
> >
> > Здравствуйте nginx-ru,
> >
> > Сложилась непонятная мне ситуация. Процессы похоже чего-то ожидают
> > постоянно. Подскажите пожалуйста, чего именно они ждут и как можно
> > исправить?
> >
> > >uname -v
> > FreeBSD 6.2-STABLE
> >
> > >vmstat 2
> > procs memory page disks faults cpu
> > r b w avm fre flt re pi po fr sr da0 da1 in sy cs us
> > sy id
> > 0 12 0 3132612 235568 3533 17 0 0 4034 551 0 0 7681 3736 6746
> > 36 10 54
> > 3 11 0 3197120 210964 6879 0 0 0 4287 0 183 5 30232 20268 7645
> > 27 13 59
> > 1 12 0 3185952 204024 2170 0 0 0 2526 0 34 25 31637 18288 6493
> > 14 8 78
> > 1 11 0 3172796 201860 3100 0 0 0 3840 0 62 7 31437 14755 6638
> > 15 8 77
> > 0 12 0 3138828 218780 3381 0 0 0 5715 0 34 9 31088 13534 5437
> > 18 8 74
> > 0 11 0 3140928 214688 2594 0 0 0 2378 0 76 29 31809 19866 6578
> > 19 7 74
> >
> > >top
> > last pid: 13968; load averages: 2.60, 2.12, 2.06 up
> > 5+21:31:08 15:27:29
> > 375 processes: 1 running, 374 sleeping
> > CPU states: 13.1% user, 0.4% nice, 4.8% system, 2.0% interrupt, 79.8%idle
> > Mem: 2183M Active, 1396M Inact, 256M Wired, 153M Cache, 112M Buf, 21M
> > Free
> > Swap: 6144M Total, 6552K Used, 6137M Free
> >
> > PID THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
> > 13956 1 4 0 37276K 33188K accept 2 0:02 7.28% httpd
> > 13958 1 4 0 22496K 21448K accept 0 0:01 5.52% httpd
> > 25351 32 96 0 209M 152M ucond 0 74:10 3.71% mysqld
> > 13862 1 4 0 15800K 14944K accept 2 0:04 3.04% httpd
> > 13896 1 4 0 14624K 13768K accept 2 0:03 2.57% httpd
> > 13849 1 4 0 37248K 33260K accept 0 0:02 0.93% httpd
> >
> >
> > >systat -vm
> > 2 users Load 2.66 2.18 2.16 3 фев 15:29
> >
> > Mem:KB REAL VIRTUAL VN PAGER SWAP
> > PAGER
> > Tot Share Tot Share Free in out in
> > out
> > Act 2267216 178724 3182748 195584 190428 count
> > All 2420620 190476 5422480 213464 pages
> > Proc: Interrupts
> >
> > r p d s w Csw Trp Sys Int Sof Flt 70 cow 8097
> > total
> > 1 5 350 11k 6218 31k 63k 1385 4964 4852 zfod em0
> > irq30
> > 4811 ozfod 97
> > ahd1 irq49
> > 6.3%Sys 1.5%Intr 15.8%User 0.0%Nice 76.4%Idle 99%ozfod
> > ahd0 irq50
> > | | | | | | | | | | | daefr 4000
> > cpu0: time
> > ===+>>>>>>>> 6 prcfr
> > cpu3: time
> > 465 dtbuf 4616 totfr
> > cpu1: time
> > Namei Name-cache Dir-cache 100000 desvn react 4000
> > cpu2: time
> > Calls hits % hits % 63092 numvn pdwak
> > 12007 11941 99 24833 frevn pdpgs
> > intrn
> > Disks da0 da1 da2 263808 wire
> > KB/t 14.93 50.25 55.04 2252644 act
> > tps 27 11 5 1398252 inact
> > MB/s 0.40 0.56 0.27 145564 cache
> > %busy 11 11 4 44864 free
> > 114784 buf
> >
> > >sysctl -a | grep kern.polling
> > kern.polling.idlepoll_sleeping: 1
> > kern.polling.stalled: 4
> > kern.polling.suspect: 839617
> > kern.polling.phase : 0
> > kern.polling.enable: 0
> > kern.polling.handlers: 1
> > kern.polling.residual_burst: 0
> > kern.polling.pending_polls: 0
> > kern.polling.lost_polls: 1160401
> > kern.polling.short_ticks: 2457
> > kern.polling.reg_frac: 20
> > kern.polling.user_frac: 50
> > kern.polling.idle_poll: 0
> > kern.polling.each_burst: 5
> > kern.polling.burst_max: 150
> > kern.polling.burst: 145
> >
> > >netstat -m
> > 1957/1013/2970 mbufs in use (current/cache/total)
> > 790/372/1162/33792 mbuf clusters in use (current/cache/total/max)
> > 790/304 mbuf+clusters out of packet secondary zone in use
> > (current/cache)
> > 0/0/0/0 4k (page size) jumbo clusters in use (current/cache/total/max)
> > 0/0/0/0 9k jumbo clusters in use (current/cache/total/max)
> > 0/0/0/0 16k jumbo clusters in use (current/cache/total/max)
> > 2069K/997K/3066K bytes allocated to network (current/cache/total)
> > 0/0/0 requests for mbufs denied (mbufs/clusters/mbuf+clusters)
> > 0/0/0 requests for jumbo clusters denied (4k/9k/16k)
> > 783/1662/8704 sfbufs in use (current/peak/max)
> > 0 requests for sfbufs denied
> > 0 requests for sfbufs delayed
> > 2318691 requests for I/O initiated by sendfile
> > 11993 calls to protocol drain routines
> >
> > >iostat 2
> > tty da0 da1 da2
> > cpu
> > tin tout KB/t tps MB/s KB/t tps MB/s KB/t tps MB/s us ni sy in
> > id
> > 0 143 18.36 42 0.74 46.19 23 1.03 49.24 13 0.65 22 13 9 2
> > 54
> > 0 207 20.15 26 0.51 0.00 0 0.00 36.17 11 0.41 17 1 9 0
> > 73
> > 0 496 19.40 42 0.80 65.78 4 0.29 25.59 48 1.21 21 1 10 1
> > 68
> > 0 404 16.57 54 0.88 50.00 4 0.20 42.18 5 0.23 20 0 6 1
> > 73
> > 0 313 9.56 41 0.38 0.00 0 0.00 49.23 6 0.31 23 0 6 1
> > 70
> > 0 38 15.22 33 0.50 45.89 38 1.70 24.00 2 0.05 17 0 9 0
> > 73
> > 0 404 21.76 41 0.88 51.76 25 1.29 58.67 6 0.34 12 0 8 1
> > 79
> >
> > >netstat -Lan | grep 80
> > tcp4 0/0/128 127.0.1.18.80
> > tcp4 10/0/128 127.0.1.17.80
> > tcp4 0/0/128 127.0.1.16.80
> > tcp4 0/0/128 127.0.1.15.80
> > tcp4 0/0/128 127.0.1.14.80
> > tcp4 0/0/128 127.0.1.13.80
> > tcp4 0/0/128 127.0.1.12.80
> > tcp4 0/0/128 127.0.1.10.80
> > tcp4 0/0/128 127.0.1.11.80
> > tcp4 0/0/128 127.0.1.8.80
> > tcp4 0/0/128 127.0.1.5.80
> > tcp4 0/1/128 127.0.1.6.80
> > tcp4 0/0/128 127.0.1.4.80
> > tcp4 0/0/128 127.0.1.2.80
> > tcp4 0/0/128 217.16.26.114.80
> > tcp4 0/0/128 217.16.27.103.80
> > tcp4 0/0/128 217.16.27.104.80
> >
> >
> > С уважением,
> > Михаил Монашёв, SoftSearch.ru
> > Member of Independent Software Developers Forum (ISDEF)
> > mailto: postmaster at softsearch.ru
> > ICQ# 166233339
> > http://softsearch.ru/
> > Без бэкапа по жизни.
> >
> >
> >
>
>
> --
> ttyv0 "/usr/libexec/gmail Pc" webcons on secure
--
ttyv0 "/usr/libexec/gmail Pc" webcons on secure
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