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Date:      Tue, 24 Sep 2002 16:54:45 -0400
From:      Vivek Khera <khera@kcilink.com>
To:        stable@freebsd.org
Subject:   can't get system stats: "alternate system clock has died"
Message-ID:  <15760.53525.213894.217966@onceler.kciLink.com>

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I'm running a 4.6-RELEASE-p1 system, and it seems to be a bit slow
today.  So I run top, and this is what I get after a few seconds:


last pid: 76592;  load averages:  0.03,  0.08,  0.08   up 82+09:21:47  16:25:21
107 processes: 1 running, 106 sleeping
CPU states:  0.0% user,  0.0% nice,  0.0% system,  0.0% interrupt,  0.0% idle
Mem: 300M Active, 88M Inact, 61M Wired, 15M Cache, 61M Buf, 36M Free
Swap: 1024M Total, 3216K Used, 1021M Free

  PID USERNAME PRI NICE  SIZE    RES STATE  C   TIME   WCPU    CPU COMMAND
 9357 dnscache   2   0  2256K  1520K poll   0  91:29  0.00%  0.00% dnscache
 9686 dnslog    -6   0   900K   224K piperd 0  52:32  0.00%  0.00% multilog
.. and a bunch more processes ..

notice the CPU states are all 0.0%.

Ok, I think, maybe top is just busted.  systat -vmstat should help
me...  it sits there for a few seconds with the empty template
display, then says

 The alternate system clock has died!
 Reverting to ``pigs'' display.

WTF does that mean?  The pigs display shows nothing other than its
empty template screen as well.

Curiously, systat -iostat shows me some user and idle CPU percentages
until the first refresh, after which it is blank other than disk
activity.  Similar activity from the vmstat program...


The only log message I see from the kernel for the last few days is
this one:

Sep 19 13:39:23 w01 /kernel: pullup failed

but that appears to be IPFW related.


Any hints as to where to look?  I'm loathe to reboot this machine
until at least Sunday early AM during off-hours.

Thanks for any advice.

-- 
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Vivek Khera, Ph.D.                Khera Communications, Inc.
Internet: khera@kciLink.com       Rockville, MD       +1-240-453-8497
AIM: vivekkhera Y!: vivek_khera   http://www.khera.org/~vivek/

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