About netstat -m: What is "mbuf+clusters out of packet
secondary zone in use" ?
yonyossef.lists at gmail.com
Tue Dec 16 02:19:22 PST 2008
> > Hi All,
> > I'm testing an Ethernet driver on FreeBSD 6.3.
> > Running netstat -m during an ethernt stress test I see that the
> > "mbuf+clusters out of packet secondary zone in use" number
> is growing
> > gradualy.
> > Problem is it never goes down after I stop the test, so
> it's pushing
> > the "mbufs in use" up until the following stress test
> iterations reach
> > the OS limit.
> > What does this number mean?
> > 506391/126009/632400 mbufs in use (current/cache/total)
> > 141035/121109/262144/262144 mbuf clusters in use
> > (current/cache/total/max) 131054/610 mbuf+clusters out of packet
> > secondary zone in use (current/cache)
> Can you say what the ethernet stress test do you use?
I'm using a bi-directional test running multiple processes of this ping
/sbin/ping -c 5000 -i 0.0001 -s 65507 -l 100 <ip>
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