Date: Wed, 23 Feb 2005 14:08:24 +0200 From: Iasen Kostov <tbyte@OTEL.net> To: Iasen Kostov <tbyte@OTEL.net> Cc: freebsd-net@freebsd.org Subject: Re: mpd + high cpu usage Message-ID: <421C7238.8030605@OTEL.net> In-Reply-To: <421C66F7.7010908@OTEL.net> References: <421C66F7.7010908@OTEL.net>
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Iasen Kostov wrote: > Hi, > I'm running some pptp servers using poptop+ppp and now I'm trying > how the situation will look like with mpd. I'm comparing two pptp ACs > - one using poptop+ppp and one using mpd. Both have 250 connected > users who are generating about 1MByte/sec. > > poptop+ppp : > > CPU states: 13.6% user, 0.0% nice, 12.1% system, 20.6% interrupt, > 53.7% idle > > and many ppp + pptpctrl > > mpd: > > CPU states: 11.7% user, 0.0% nice, 33.1% system, 36.2% interrupt, > 19.1% idle > > 90677 root 111 0 11100K 10028K RUN 175:27 39.75% 39.75% mpd > or > 90677 root 111 0 11100K 10028K select 175:17 37.84% 37.84% mpd > > Interesting thing is that sometimes cpu usage of mpd falls to 3-4% and > the processor goes to 80% idle but only for a few seconds. > System is FreeBSD 5.3-STABLE #0: Sat Dec 11 02:13:32 EET 2004 on CPU: Intel(R) Pentium(R) 4 CPU 3.00GHz (3006.83-MHz 686-class CPU) with 1G RAM #:> mpd -v Version 3.18 (root@LANGW5.otel.net 19:21 21-Feb-2005) Regards
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