[BlueOnyx:09462] Re: worker busy

[Barry Mishkind]

At 03:13 AM 1/28/2012, Dudi Goldenberg wrote:
>>The lines are commented out, so I imagine there is a default.
>>What do you suppose suddenly caused this (It was not happening prior to
>>a couple of weeks ago)?
>>
>># Maximum number of dovecot-auth worker processes. They're used to execute
>># blocking passdb and userdb queries (eg. MySQL and PAM). They're
>># automatically created and destroyed as needed.
>>#auth_worker_max_count = 30
>
>If that's a busy server (could also be under some ddos etc.) just try a larger number for the workers and see if this solves the issue.
>
>ps aux | grep -c dovecot-auth will show how many auth workers are actually running.

        Well, this shows "3"

        However, when I do a top, I get:
top - 10:57:38 up 291 days,  2:51,  3 users,  load average: 1.00, 1.00, 1.00
Tasks: 182 total,   3 running, 179 sleeping,   0 stopped,   0 zombie
Cpu(s): 50.1%us,  0.2%sy,  0.0%ni, 49.8%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Mem:   2074832k total,   725548k used,  1349284k free,   111800k buffers
Swap:  4194296k total,   173740k used,  4020556k free,   142744k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
30309 root      25   0  7348 1408 1360 R 99.9  0.1  25024:22 dovecot-auth
 8762 root      15   0  2428 1072  788 R  0.3  0.1   0:00.06 top
    1 root      15   0  2160  480  452 S  0.0  0.0   1:04.57 init
    2 root      RT  -5     0    0    0 S  0.0  0.0   0:09.03 migration/0
    3 root      34  19     0    0    0 S  0.0  0.0   0:00.49 ksoftirqd/0
    4 root      RT  -5     0    0    0 S  0.0  0.0   0:00.00 watchdog/0
    5 root      RT  -5     0    0    0 S  0.0  0.0   0:09.23 migration/1
    6 root      34  19     0    0    0 S  0.0  0.0   0:00.96 ksoftirqd/1
    7 root      RT  -5     0    0    0 S  0.0  0.0   0:00.00 watchdog/1
    8 root      10  -5     0    0    0 S  0.0  0.0   0:00.26 events/0
    9 root      10  -5     0    0    0 S  0.0  0.0   0:00.28 events/1
   10 root      16  -5     0    0    0 S  0.0  0.0   0:00.00 khelper




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Barry Mishkind - Tucson, AZ