On 11 Aug 2014, at 09:31, Niu Zhixiong <kaia...@gmail.com> wrote: > During TCP benchmark. > > root@Freetest0: # netstat -m > 35806/2129/37935 mbufs in use (current/cache/total) > 35251/1037/36288/1011638 mbuf clusters in use (current/cache/total/max) > 35251/1030 mbuf+clusters out of packet secondary zone in use (current/cache) > 0/6/6/505818 4k (page size) jumbo clusters in use (current/cache/total/max) > 0/0/0/149872 9k jumbo clusters in use (current/cache/total/max) > 0/0/0/84303 16k jumbo clusters in use (current/cache/total/max) > 79481K/2630K/82111K bytes allocated to network (current/cache/total) > 15/18307/31 requests for mbufs denied (mbufs/clusters/mbuf+clusters) > 0/0/0 requests for mbufs delayed (mbufs/clusters/mbuf+clusters) > 0/0/0 requests for jumbo clusters delayed (4k/9k/16k) > 0/0/0 requests for jumbo clusters denied (4k/9k/16k) > 0 requests for sfbufs denied > 0 requests for sfbufs delayed > 0 requests for I/O initiated by sendfile > > During SCTP benchmark > 36131/1804/37935 mbufs in use (current/cache/total) > 35394/894/36288/1011638 mbuf clusters in use (current/cache/total/max) > 35394/887 mbuf+clusters out of packet secondary zone in use (current/cache) > 0/6/6/505818 4k (page size) jumbo clusters in use (current/cache/total/max) > 0/0/0/149872 9k jumbo clusters in use (current/cache/total/max) > 0/0/0/84303 16k jumbo clusters in use (current/cache/total/max) > 79950K/2263K/82213K bytes allocated to network (current/cache/total) > 15/18307/31 requests for mbufs denied (mbufs/clusters/mbuf+clusters) > 0/0/0 requests for mbufs delayed (mbufs/clusters/mbuf+clusters) > 0/0/0 requests for jumbo clusters delayed (4k/9k/16k) > 0/0/0 requests for jumbo clusters denied (4k/9k/16k) > 0 requests for sfbufs denied > 0 requests for sfbufs delayed > 0 requests for I/O initiated by sendfile Thanks. I was more asking Lars to have a look if the igb problems he observed are related to mbuf shortages... I observed that a long time ago and I think it was fixed. Not sure about 10.0, since this was on head at that time...
Best regards Michael > > > Regards, > Niu Zhixiong > －－－－－－－－－－－－－－－ > kaia...@gmail.com > > > On Mon, Aug 11, 2014 at 3:17 PM, Michael Tuexen > <michael.tue...@lurchi.franken.de> wrote: > On 11 Aug 2014, at 09:08, Eggert, Lars <l...@netapp.com> wrote: > > > Hi, > > > > On 2014-8-10, at 5:48, Niu Zhixiong <kaia...@gmail.com> wrote: > >> I am using Intel I350-T4 NIC. > > > > igb driver? > > > > I've been having weird issues with this driver under 10-RELEASE, too. On > > one machine, I had to limit hw.igb.num_queues=2 in order to get any sort of > > useful connectivity. On another machine, I had to severely bump > > kern.ipc.nmbclusters & friends. I'm not sure this is the issue here, since > > SCTP seems to be working OK, but I'm not trusting igb NICs at the moment. > Was there any suspicious output provided by netstat -m when the problems > occur? > > Best regards > Michael > > > > Lars > > _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
