Still getting 'calcru: runtime went backwards'

[Martin Nilsson]

John Baldwin wrote:
> On Thursday 06 July 2006 22:01, Mike Jakubik wrote:
>> I'm getting a ton of them now, and i found a way to reproduce them. 
>> Basically i run a compile session in one terminal, say make buildkernel, 
>> and run top in another. As soon as i run top, the messages appear, and 
>> they seem to be synchronized with the refresh rate of top, 2 messages 
>> per refresh. This is on a 6.1-STABLE as of today.

My PDSMi board is rev 1.01 and BIOS is latest 1.1a I'm using a Pentium D 
930 CPU.

The below is a cut-n-paste from a fresh boot, note the strange runtime 
for the swi4 and yarrow processes.


em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
         options=b<RXCSUM,TXCSUM,VLAN_MTU>
         inet6 fe80::230:48ff:fe59:9336%em0 prefixlen 64 scopeid 0x1
         inet 192.168.10.123 netmask 0xffffff00 broadcast 192.168.10.255
         ether 00:30:48:59:93:36
         media: Ethernet autoselect
         status: no carrier
Additional routing options:.
calcru: negative runtime of -1357866 usec for pid 13 (swi4: clock sio)
calcru: negative runtime of -1357866 usec for pid 13 (swi4: clock sio)
Starting devd.
Starting ums0 moused:.
hw.acpi.cpu.cx_lowest: C1 -> C1
calcru: negative runtime of -1344389 usec for pid 13 (swi4: clock sio)
calcru: negative runtime of -1344389 usec for pid 13 (swi4: clock sio)
Mounting NFS file systems:.
ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/X11R6/lib 
/usr/local/lib
32-bit compatibility ldconfig path: /usr/lib32
calcru: negative runtime of -1329710 usec for pid 13 (swi4: clock sio)
calcru: negative runtime of -1329702 usec for pid 13 (swi4: clock sio)
Creating and/or trimming log files:.
Starting syslogd.
Initial amd64 initialization:.
Additional ABI support:.
Additional ABI support:.
NFS access cache time=2
calcru: negative runtime of -1313861 usec for pid 13 (swi4: clock sio)
calcru: negative runtime of -1313861 usec for pid 13 (swi4: clock sio)
Starting usbd.
Starting local daemons:.
Updating motd.
Configuring syscons: keymap blanktime.
Starting sshd.
Starting cron.
Local package initialization:.
Additional TCP options:.
Starting background file system checks in 60 seconds.

Sat Jul  8 16:11:41 CEST 2006

FreeBSD/amd64 (t127.gneto.com) (ttyv0)
login: root
Password:

FreeBSD 6.1-STABLE (SMP) #0: Fri Jul  7 09:23:24 CEST 2006

Welcome to FreeBSD!

t127# ps -ax |more
calcru: negative runtime of -663686 usec for pid 16 (yarrow)
calcru: negative runtime of -25532 usec for pid 13 (swi4: clock sio)
calcru: negative runtime of -663686 usec for pid 16 (yarrow)
calcru: negative runtime of -25532 usec for pid 13 (swi4: clock sio)
   PID  TT  STAT      TIME COMMAND
     0  ??  WLs    0:00.00 [swapper]
    11  ??  RL     5:41.36 [idle: cpu1]
    12  ??  RL     5:42.47 [idle: cpu0]
    13  ??  WL   307445734561:49.53 [swi4: clock sio]
    14  ??  WL     0:00.00 [swi3: vm]
    15  ??  WL     0:00.00 [swi1: net]
    16  ??  DL   307445734561:48.89 [yarrow]
    17  ??  WL     0:00.00 [swi2: cambio]