jail -- ps: bad namelist - no kernbase

[Oliver Fromme]

Pierre-Philipp Braun <pbraun at nethence.com> wrote:
 > I'm trying to run a jail guest and I'm experiencing a little issue.  I 
 > can't ps,
 >     ps: bad namelist - no kernbase

Sounds like kernel version and ps binary don't match.
Are you sure they belong to the exact same DF version?

 > nor ping,
 >     ping: socket: Operation not permitted

Raw sockets (thus ping) are disabled in jails by default,
for security reasons.  If you know what you're doing, you
can enable them with sysctl security.jail.allow_raw_sockets.

Best regards
   Oliver

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