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Date:      Wed, 02 Jul 1997 00:06:46 -0700 (PDT)
From:      Simon Shapiro <Shimon@i-Connect.Net>
To:        freebsd-hackers@freebsd.org
Subject:   vm_page_alloc error
Message-ID:  <XFMail.970702000646.Shimon@i-Connect.Net>

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In stress-testing a new P6-200 system (128MB RAM), we are getting:

vm_page_alloc(ZERO): missing pages on cache queue: 1

Sometimes it will say (NORMAL) instead of (ZERO).
Sometimes it will say queue: 2 instead of queue: 1

Stress testing means running 50-500 copies of dd, all reading the same raw
disk.

Top says:

last pid:   286;  load averages:  1.49,  1.31,  0.64                  
23:45:21
51 processes:  1 running, 50 sleeping
CPU states:  0.4% user,  0.0% nice,  1.6% system,  0.8% interrupt, 97.3%
idle
Mem: 26M Active, 4044K Inact, 7056K Wired, 32K Cache, 1958K Buf, 26M Free
Swap: 256M Total, 37M Used, 219M Free, 14% Inuse

  PID USERNAME PRI NICE SIZE    RES STATE    TIME   WCPU    CPU COMMAND
  282 root     28   0   648K   532K RUN      0:00  0.38%  0.38% top
  266 root     -6   0  2272K  1064K physst   0:00  0.04%  0.04% dd
  255 root     -6   0  2272K  1064K physst   0:00  0.04%  0.04% dd
  133 root     18   0   332K   160K pause    0:00  0.00%  0.00% cron
...

Thanx,

Simon



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