FreeBSD/i386 inside a jail on FreeBSD/amd64

Dag-Erling Smørgrav des at
Wed Jul 19 05:56:35 UTC 2006

Jonathan Fosburgh <jonathan at> writes:
> I am trying to setup a jail on my amd64 system (6.1-STABLE).  I have the jail 
> installed and I can log into it, even remotely (it is running on a private 
> IP, I am using pf with rdr rules). However, certain things are not working:  
> First, ps doesn't work right.  I have procfs enabled and /proc on the jail 
> does have entries, but commands such as ps and top fail.  ps just prints out 
> the column headers, and top fails with kvm_open: kinfo_proc size mismatch 
> (expected 768, got 1088).

Neither ps nor top use procfs.

The error message you get means the userland inside the jail does not
match the kernel (and userland) outside the jail.  Are you trying to
run a 32-bit userland on a 64-bit kernel?

Dag-Erling Smørgrav - des at

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