Date: Fri, 21 Nov 2014 13:01:23 -0800 From: Jack Vogel <jfvogel@gmail.com> To: =?ISO-8859-1?Q?Gerrit_K=FChn?= <gerrit.kuehn@aei.mpg.de> Cc: FreeBSD Net <freebsd-net@freebsd.org> Subject: Re: igb Could not setup receive structures (again) Message-ID: <CAFOYbckFyo8nyzo=nM0_eD6mnTFmYrMuLYXZTXMn=dfw9Q223A@mail.gmail.com> In-Reply-To: <20141121183306.d057ff1743e2a1e04ae55f93@aei.mpg.de> References: <20141121114852.8b7d9a6c071c3e0799d5f30c@aei.mpg.de> <CAFOYbcnNMFneGN9GhHQDia4GYfhdYjoSMgGF_0_V7RbLMUyNWQ@mail.gmail.com> <20141121183306.d057ff1743e2a1e04ae55f93@aei.mpg.de>
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Yes, its strange, the mbuf resources look fine. Can you show the dmesg record from a boot that includes the failure please? Jack On Fri, Nov 21, 2014 at 9:33 AM, Gerrit K=FChn <gerrit.kuehn@aei.mpg.de> wrote: > On Fri, 21 Nov 2014 08:22:31 -0800 Jack Vogel <jfvogel@gmail.com> wrote > about Re: igb Could not setup receive structures (again): > > JV> After you get the error do a `netstat -m` and see what the state of t= he > JV> 9K jumbo pool is, for that is the size you would be using. > > Hm... > > --- > root@mclane:~ # netstat -m > 20472/33783/54255 mbufs in use (current/cache/total) > 20461/31381/51842/1014856 mbuf clusters in use (current/cache/total/max) > 20461/29764 mbuf+clusters out of packet secondary zone in use > (current/cache) > 0/191/191/507428 4k (page size) jumbo clusters in use > (current/cache/total/max) > 0/3425/3425/150349 9k jumbo clusters in use (current/cache/total/max) > 0/0/0/84571 16k jumbo clusters in use (current/cache/total/max) > 46040K/102796K/148836K bytes allocated to network (current/cache/total) > 0/0/0 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) > 0/10/0 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 > > root@mclane:~ # ifconfig igb1 mtu 9000 > > root@mclane:~ # netstat -m > 16373/37882/54255 mbufs in use (current/cache/total) > 16369/35473/51842/1014856 mbuf clusters in use (current/cache/total/max) > 16369/33856 mbuf+clusters out of packet secondary zone in use > (current/cache) > 0/191/191/507428 4k (page size) jumbo clusters in use > (current/cache/total/max) > 0/3425/3425/150349 9k jumbo clusters in use (current/cache/total/max) > 0/0/0/84571 16k jumbo clusters in use (current/cache/total/max) > 36831K/112005K/148836K bytes allocated to network (current/cache/total) > 0/0/0 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) > 0/12/0 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 > > --- > > > JV> Depending on the specific device type you may have up to 8 rings > JV> per interface, and with a ring size of 1K... > JV> It does seem like you should have enough, but maybe something else > JV> in your system is using the pool? As I said, look at netstat, it > JV> should give you the truth, and then adjust the allocated size to fit > JV> your needs. > > I must admit that I cannot make much of this output... looks all fine to > me? > > > cu > Gerrit >
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