VMWare – FreeBSD 6 Guest Error “calcru: runtime went backwards from…”

When you install the VMware tools in a FreeBSD 6.0 guest OS in VMware Server Beta, you get the following error message in the console every few seconds:

calcru: runtime went backwards from 10542602 usec to 10542600 usec for pid 13924

FIX 1:

sysctl kern.timecounter.hardware=TSC

FIX 2: Add the following line to /boot/loader.conf


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