vmstat 'b' (disk busy?) field keeps climbing ...

[Marc G. Fournier]

On Sun, 25 Jun 2006, Marc G. Fournier wrote:

> # ps ax -O ppid,flags,mwchan | awk '$6 ~ /^D/ || $6 == "STAT"'
>  PID  PPID       F MWCHAN  TT  STAT      TIME COMMAND
>    2     0     204 -       ??  DL     0:22.83 [g_event]
>    3     0     204 -       ??  DL     3:13.81 [g_up]
>    4     0     204 -       ??  DL     4:10.38 [g_down]
>    5     0     204 -       ??  DL     0:00.43 [thread taskq]
>    6     0     204 -       ??  DL     0:00.00 [kqueue taskq]
>    7     0     204 -       ??  DL     0:00.00 [acpi_task0]
>    8     0     204 -       ??  DL     0:00.00 [acpi_task1]
>    9     0     204 -       ??  DL     0:00.00 [acpi_task2]
>   10     0     204 ktrace  ??  DL     0:00.00 [ktrace]
>   15     0     204 -       ??  DL     0:37.74 [yarrow]
>   25     0     204 psleep  ??  DL     0:36.57 [pagedaemon]
>   26     0     204 psleep  ??  DL     0:00.00 [vmdaemon]
>   27     0     20c pgzero  ??  DL     6:20.67 [pagezero]
>   28     0     204 psleep  ??  DL     0:07.66 [bufdaemon]
>   29     0     204 vlruwt  ??  DL     0:22.29 [vnlru]
>   30     0     204 syncer  ??  DL     7:19.03 [syncer]
>   31     0     204 sdflus  ??  DL     1:02.41 [softdepflush]
>   36     0     204 -       ??  DL     3:20.45 [schedcpu]
> 87945 30418    4002 vnread  pa  DL+    0:00.00 awk $6 ~ /^D/ || $6 == "STAT"

*Now*, I have something:

  0 26 0 8008212 165648  198   0   0   6 280   0  26   0  326 2034 1322  7  5 87
  0 26 0 7956160 169000  177   0   0   0 253   0  10   0  286 1943 1048  8  3 89
  1 26 0 7947212 170768   40   1   0   0  86   0  35   0  358 1160 1199  1  3 96
  0 26 0 7957372 168476  375   5   1   1 294   0   7   0  299 2108 1334  5  5 89
  0 26 0 7934964 169540   76   0   0   0  91   0   1   0  263  999 842  1  2 97
  0 26 0 7920860 171672 1334   0   0   0 1205   0  25   0  334 4443 2003 14 12 74
  0 26 0 7928452 169656  399   3   1   1 333   0  12   0  334 2303 1893  5  7 88
  0 26 0 7957244 163572  329   3   0   0 169   0  10   0  347 2177 1896  4  5 91



  3416     1 1004100 ufs     ??  DsJ    0:13.01 /usr/local/libexec/postfix/master
  3418  3416 1004100 ufs     ??  DJ     0:04.16 qmgr -l -t fifo -u
33561  3416 1004100 ufs     ??  DJ     0:00.02 smtp -n smtp-amavis -t unix -u -o smtp_data_done_timeout=1200
33562  3416 1004100 ufs     ??  DJ     0:00.06 local -t unix
33565  3416 1004100 ufs     ??  DJ     0:00.02 smtp -n smtp-amavis -t unix -u -o smtp_data_done_timeout=1200
33566  3416 1004100 ufs     ??  DJ     0:00.05 local -t unix
33567  3416 1004100 ufs     ??  DJ     0:00.02 lmtp -t unix -u
33568  3416 1004100 ufs     ??  DJ     0:00.02 smtp -n smtp-amavis -t unix -u -o smtp_data_done_timeout=1200
33569  3416 1004100 ufs     ??  DJ     0:00.05 local -t unix
33570  3416 1004100 ufs     ??  DJ     0:00.05 lmtp -t unix -u
33572  3416 1004100 ufs     ??  DJ     0:00.02 smtp -n smtp-amavis -t unix -u -o smtp_data_done_timeout=1200
33573  3416 1004100 ufs     ??  DJ     0:00.05 local -t unix
33574  3416 1004100 ufs     ??  DJ     0:00.02 bounce -z -n defer -t unix -u
33577  3416 1004100 ufs     ??  DJ     0:00.05 lmtp -t unix -u
33578  3416 1004100 ufs     ??  DJ     0:00.02 smtp -n smtp-amavis -t unix -u -o smtp_data_done_timeout=1200
33580  3416 1004100 ufs     ??  DJ     0:00.05 lmtp -t unix -u
33581  3416 1004100 biowr   ??  DJ     0:00.01 bounce -z -n defer -t unix -u
33584  3416 1004100 ufs     ??  DJ     0:00.01 bounce -z -n defer -t unix -u
54491 48090    4000 ufs     ??  D      0:00.79 du -skx /vm/296/alambredelacalcompartido.com
30418 30416    4002 ppwait  pa  Ds     0:00.19 -csh (csh)

----
Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
Email . scrappy at hub.org                              MSN . scrappy at hub.org
Yahoo . yscrappy               Skype: hub.org        ICQ . 7615664