kernel: looutput: mbuf allocation failed

Bill Moran wmoran at
Wed Apr 30 13:29:32 PDT 2003

Dave [Hawk-Systems] wrote:
> Recently had a box go dark for a few minutes...  pulled the following from the
> logs shortly after the box revived itself.
> 	/kernel: looutput: mbuf allocation failed
> been a while since we have touched the kernel config for this server...  any
> pointers as to what settings we should lookat or touch to prevent this nastiness
> from occuring again?

What does 'netstat -m' have to say?

According to that, you may want to tweak the number of mbufs available
via sysctl.  If you search the list archives you'll find many conversations
about this.

Bill Moran
Potential Technologies

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