Date: Sun, 15 Jan 2012 00:00:25 +0200 From: =?windows-1251?B?yu7t/Oru4iDF4uPl7ejp?= <kes-kes@yandex.ru> To: bz@FreeBSD.org Cc: freebsd-bugs@FreeBSD.org, rwatson@FreeBSD.org Subject: Re: misc/164130: broken netisr initialization Message-ID: <68477246.20120115000025@yandex.ru> In-Reply-To: <201201142126.q0ELQVbZ087496@freefall.freebsd.org> References: <201201142126.q0ELQVbZ087496@freefall.freebsd.org>
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also in r222249 next things are broken:
1. in net.isr.dispatch = deferred
intr{swiX: netisr X} always have state 'WAIT'
PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU COMMAND
11 root 155 ki31 0K 32K RUN 1 25:02 87.16% idle{idle: cpu1}
11 root 155 ki31 0K 32K CPU0 0 25:08 86.72% idle{idle: cpu0}
11 root 155 ki31 0K 32K CPU2 2 24:23 83.50% idle{idle: cpu2}
11 root 155 ki31 0K 32K CPU3 3 24:47 81.93% idle{idle: cpu3}
12 root -92 - 0K 248K WAIT 3 0:59 6.54% intr{irq266: re0}
3375 root 40 0 15468K 6504K select 2 1:03 4.98% snmpd
12 root -72 - 0K 248K WAIT 3 0:28 3.12% intr{swi1: netisr 1}
12 root -60 - 0K 248K WAIT 0 0:34 1.71% intr{swi4: clock}
12 root -72 - 0K 248K WAIT 3 0:27 1.71% intr{swi1: netisr 3}
12 root -72 - 0K 248K WAIT 1 0:20 1.37% intr{swi1: netisr 0}
0 root -92 0 0K 152K - 2 0:30 0.98% kernel{dummynet}
12 root -72 - 0K 248K WAIT 3 0:13 0.88% intr{swi1: netisr 2}
13 root -92 - 0K 32K sleep 1 0:11 0.24% ng_queue{ng_queue3}
13 root -92 - 0K 32K sleep 1 0:11 0.10% ng_queue{ng_queue0}
13 root -92 - 0K 32K sleep 1 0:11 0.10% ng_queue{ng_queue1}
2. There is no cpu load differences between dispatch methods. I have
tested two: direct and deferred (see on picture)
http://piccy.info/view3/2482121/cc6464fbe959fd65ecb5a8b94a23ec38/orig/
'deferred' method works same as 'direct' method!
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