Date: Mon, 24 Oct 2011 16:32:48 -0400 From: Ryan Stone <rysto32@gmail.com> To: Sergey Saley <sergeysaley@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: Too much interrupts on ixgbe Message-ID: <CAFMmRNwOieMM83wHwqukDQy=D5y43ULZOiazVQV0Af5Ad1Tzrw@mail.gmail.com> In-Reply-To: <1319485884830-4933934.post@n5.nabble.com> References: <1319449307149-4931883.post@n5.nabble.com> <CAFOYbc=vM6_UMXCTOUz_mTyTVpCxp61Np68ERH8tx4KE9aT8gA@mail.gmail.com> <1319478384269-4933498.post@n5.nabble.com> <CAFOYbcnF8Q-E0Jocja6LQ8HuwTwkL5ghuo_KWM0uku0mxpNHDw@mail.gmail.com> <1319483324861-4933765.post@n5.nabble.com> <CAFMmRNzYiJz_FigTMLr4iNTr4dhVy%2BbiCgUJ%2BT5uuCvYw6vEPA@mail.gmail.com> <1319485884830-4933934.post@n5.nabble.com>
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On Mon, Oct 24, 2011 at 3:51 PM, Sergey Saley <sergeysaley@gmail.com> wrote: > MPD5, netgraph, pppoe.Types of traffic - any (customer traffic). > Bying this card I counted on a 3-4G traffic at 3-4K pppoe sessions. > It turned to 600-700Mbit/s, about 50K pps at 700-800 pppoe sessions. PPPoE is your problem. The Intel cards can't load-balance PPPoE traffic, so everything goes to one queue. It may be possible to write a netgraph module to load-balance the traffic across your CPUs.
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