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* [LARTC] filter performance/optimization questions
@ 2006-02-08 17:29 Imre Gergely
  2006-02-08 17:37 ` Andreas Klauer
                   ` (5 more replies)
  0 siblings, 6 replies; 7+ messages in thread
From: Imre Gergely @ 2006-02-08 17:29 UTC (permalink / raw)
  To: lartc


hi

i'm using htb + u32 filters, and i was wondering if there is something one can
optimize at this stage. i have a lot of filters (~ 50.000 / interface, and
there are two interfaces), and around 4500 classes / interface. the traffic
going through this machine is something around 210-230mbit/s at 50kpps.
as you can imagine, the load is pretty high. in fact (as it's a dual xeon at
2.4ghz), one CPU is always at 100% when the traffic increases.

i did some tests with esfq (that brought down the classes to around 150), but
the filters remained, and the load was still 100%. and i get some packet loss
because of that. not much, around 1-2%, but it's enough :)

is there something i could do to bring the load down? short of replacing the
whole system? i didn't find anything performance-related on the net, or in any
documentation.

thanks.

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^ permalink raw reply	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2006-02-14 11:08 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2006-02-08 17:29 [LARTC] filter performance/optimization questions Imre Gergely
2006-02-08 17:37 ` Andreas Klauer
2006-02-08 17:58 ` Imre Gergely
2006-02-08 18:43 ` Dmytro O. Redchuk
2006-02-12  1:32 ` Andreas Klauer
2006-02-12 11:30 ` Jakub Wartak
2006-02-14 11:08 ` Imre Gergely

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