On Fri, 19 May 2006, OxY wrote:

i have a problem with mbuf... when all my free memory is gone ( i have 2gb ram) and memory allocation looks like this:

I recently received an informal problem report that there is a problem with the "denied" statistics gathering, so I think it's likely that's what is going on here. I'll follow up with the submitter and see if we can't figure out something more definite.

Robert N M Watson


Mem: 30M Active, 1607M Inact, 245M Wired, 84M Cache, 214M Buf, 3028K Free
Swap: 695M Total, 695M Free

mbuf starts to deny...
netstat -m show 0 deny till has memory, after that i see this:

Field root# netstat -m
629/466/1095 mbufs in use (current/cache/total)
512/176/688/65536 mbuf clusters in use (current/cache/total/max)
512/133 mbuf+clusters out of packet secondary zone in use (current/cache)
0/0/0/0 4k (page size) jumbo clusters in use (current/cache/total/max)
0/0/0/0 9k jumbo clusters in use (current/cache/total/max)
0/0/0/0 16k jumbo clusters in use (current/cache/total/max)
1181K/468K/1649K bytes allocated to network (current/cache/total)
7410219/101093/101499 requests for mbufs denied (mbufs/clusters/mbuf+clusters)
0/0/0 requests for jumbo clusters denied (4k/9k/16k)
0/0/0 sfbufs in use (current/peak/max)
0 requests for sfbufs denied
0 requests for sfbufs delayed
25288 requests for I/O initiated by sendfile
65 calls to protocol drain routines

this is my sysctl.conf:
net.inet.tcp.delayed_ack=0
net.inet.ip.intr_queue_maxlen=400
net.inet.tcp.inflight.enable=0
net.route.netisr_maxqlen=512
kern.ipc.somaxconn=1024

should i attach any other conf/log,etc?
thanks!
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