>110/2560/2560 mbuf clusters in use (current/peak/max)
>
>Generally I never see the clusters above 150 or so UNLESS the card is
>"hung" which I suspect is a symptom and not the cause...
>
>We don't need to do anything to have it come back - just wait, and then
>everything seems just fine like as if nothing had happened at all.
>It seems to sleep about 5 minutes. I can't tell if it sleeps for a
>specific length of time or not, but from the missed ping responses, it
>seems like it varys from time to time.
This looks like a SYN or similar type of attack - lots of connection
requests/new connections use up all of the mbuf clusters and they have to
time out before the network is usable again.
-DG
David Greenman
Co-founder, The FreeBSD Project - http://www.freebsd.org
President, TeraSolutions, Inc. - http://www.terasolutions.com
Pave the road of life with opportunities.
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