Date: Mon, 25 Jun 2012 09:37:47 -0400 From: Andrew Boyer <aboyer@averesystems.com> To: Rick Miller <vmiller@hostileadmin.com> Cc: freebsd-stable@freebsd.org, Jack Vogel <jfvogel@gmail.com>, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: Intel X520-DA2 Supported in stable/8? Message-ID: <B5A9D180-AFF8-4E8F-B2BD-B397566E7D7F@averesystems.com> In-Reply-To: <CAHzLAVGADfWLZGZc2NknjYviunG=W0utmv6fk_t9x4%2BsSgnxZQ@mail.gmail.com> References: <CAHzLAVFpkfZGebZdwpxYwhX4Lr8_Cm%2BAeZc2LfQwL4NqbXZOwA@mail.gmail.com> <CAHzLAVEuwJOrhjvG-QJc0EH4cyKeFxJmfFHEe%2Bxutn8gKqTNJg@mail.gmail.com> <B841FA61-76EE-408C-8472-91DCF378CBFD@averesystems.com> <CAHzLAVH93ZVxaauS7Te_wHDvJuh0k=3TbopQj4jyFCycu7DXdA@mail.gmail.com> <CAHzLAVFqXYJew%2BEkygZJQx4jKEFqatJiXc781YDNtnmGb3R6tQ@mail.gmail.com> <CAFOYbcn4kx9=-2GQv08s9qJCk6%2B7nLMnkCKrAX4VDjq%2Bg8GePQ@mail.gmail.com> <CAHzLAVGADfWLZGZc2NknjYviunG=W0utmv6fk_t9x4%2BsSgnxZQ@mail.gmail.com>
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You can probably turn hw.ixgbe.num_queues down to 2 or 4 and cut your = mbuf consumption dramatically without noticing any loss of performance. -A On Jun 22, 2012, at 6:19 PM, Rick Miller wrote: > On Fri, Jun 22, 2012 at 5:21 PM, Jack Vogel <jfvogel@gmail.com> wrote: >> Increase your system mbuf pool size, you do not want that failure to = happen. >=20 > Thanks, Jack. I saw a thread where you discussed this. You are > referring to kern.ipc.nmbclusters, correct? >=20 > Should I also adjust the following? >=20 > hw.ixgbe.rxd > hw.ixgbe.txd > hw.ixgbe.num_queues > hw.intr_storm_threshold -------------------------------------------------- Andrew Boyer aboyer@averesystems.com
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