All mbuf clusters exhausted, please see tuning(7).

From:	"Dariusz Kowalczyk" <daro at i24 dot pl>
To:	m0n0wall at lists dot m0n0 dot ch
Subject:	All mbuf clusters exhausted, please see tuning(7).
Date:	Sat, 13 Jan 2007 00:57:21 +0100

In my m0n0wall 1.22 sometime I have many errors in log, like:
 "/kernel: All mbuf clusters exhausted, please see tuning(7)."

Can you help me? 

Darek