On Wed, 2007-01-31 at 15:46 +0100, Federico Giannici wrote: > We have a PC with OpenBSD 4.0-stable i386 that we use as a > firewall/gateway. It has a lot of HFSC queues. > > Today we had a flood if traffic and the outgoing interface started to > "loss" packets. > > If I tried to ping through the outgoing interface the "No buffer space > available" error occurred. > > When the traffic decreased the error disappeared. > > What "buffer space" it is talking about? > Is there some parameter (kernel, sysctl, ALTQ, etc...) I can increase to > avoid this problem?
Running and tuning OpenBSD network servers in a production environment: http://www.openbsd.org/papers/tuning-openbsd.ps may have the info you're looking for. - Bert > > > Thanks.
