Best Mini PCI_e_ Atheros card with a, b, g, n and 2x2 MIMO? Or, at least, good one?

Lev Serebryakov lev at FreeBSD.org
Sun Aug 26 22:31:00 UTC 2012


Hello, Adrian.
You wrote 27 августа 2012 г., 2:26:08:

AC> If you manage to get an 11n NIC for your soekris and you can bring up
  I  have  one  :)  And  it works great now. But system hangs up under
802.11n load (I suspect overheat, really). And 40Mbit wire-2-wire
transfer with lots of stream (torrents) kills any wifi transfer,
mostly due to high interrupt rate on old PCI-based 1G Intel card (it
shows about 4K interrupts per second, with interrupt moderation
enabled!). But only System -> em0 transfer (Download from server's
point of view). I'm investigating this now and post all my results to
current@ and net at .

AC> hwpmc in your nanobsd build, we can start doing some performance
AC> measurements. I'd really, really like some CPU utilisation traces on
AC> embedded hardware so we can speed things up.
  I'm not sure, that Geode has hwpmc at all. I found this:

 http://www.freebsd.org/cgi/query-pr.cgi?pr=156540

  It looks, like there is no hwpmc for this old embedded CPU.

-- 
// Black Lion AKA Lev Serebryakov <lev at FreeBSD.org>



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