kern/99765: drifting time, SuperMicro PDSMi Motherboard, "calcru negative ru

[Chris Sevey]

The following reply was made to PR kern/99765; it has been noted by GNATS.

From: "Chris Sevey" <csevey at hotmail.com>
To: bug-followup at FreeBSD.org
Cc:  
Subject: Re: kern/99765: drifting time, SuperMicro PDSMi Motherboard, "calcru negative ru
Date: Sun, 30 Jul 2006 16:29:48 -0500

 I am also showing the same issue with the combination of FreeBSD 6.1-STABLE 
 and Supermicro PDSMi Motherboard.
 
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -3180665 usec for 
 pid 109 (md2)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -4022839 usec for 
 pid 47 (schedcpu)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -7336739 usec for 
 pid 42 (softdepflush)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -8908284 usec for 
 pid 41 (vnlru)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -10933401 usec for 
 pid 40 (syncer)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -470985 usec for pid 
 38 (pagezero)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -1358801 usec for 
 pid 36 (pagedaemon)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -90342236 usec for 
 pid 15 (yarrow)
 Jul 31 05:26:22 ns1 kernel: calcru: negative runtime of -48567596 usec for 
 pid 3 (g_up)
 
 I've been attempting to change some bios settings (disable hyperthreading, 
 etc...) to see if I can work around the issue, but have not been able to 
 find a working combination yet.
 
 CSevey