Date: Fri, 22 Jan 2010 16:10:26 +0300 From: Evgenii Davidov <dado@korolev-net.ru> To: freebsd-ipfw@freebsd.org Subject: Re: dummynet: waking up pipe Message-ID: <20100122131026.GC19815@korolev-net.ru> In-Reply-To: <20100112110539.GQ10388@korolev-net.ru> References: <25ff90d60912162320y286e37a0ufeb64397716d8c18@mail.gmail.com> <ygek4wmyp3j.wl%ume@mahoroba.org> <25ff90d60912180612y2b1f64fbw34b4d7f648762087@mail.gmail.com> <yged42c4770.wl%ume@mahoroba.org> <25ff90d61001021736p7b695197q104f4a7769b51b71@mail.gmail.com> <yge8wc5u872.wl%ume@mahoroba.org> <20100110185232.GA27907@onelab2.iet.unipi.it> <20100112110539.GQ10388@korolev-net.ru>
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Здравствуйте, On Tue, Jan 12, 2010 at 02:05:39PM +0300, Evgenii Davidov пишет: > hello > > when i enable net.inet.ip.dummynet.debug i get a lot of: > > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 1380 at 1460 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 2931 at 40 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 5189 at 40 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 4562 at 112 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 3610 at 51 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 597 at 40 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 1380 at 1400 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 1445 at 99 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 3610 at 51 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 3610 at 40 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 597 at 40 > Jan 12 13:53:32 r2 kernel: dummynet: waking up pipe 218 at 1500 > > is it bad? > > let's see 3610: > > ipfw pipe 3610 config bw 10500Kbit/s > ipfw queue 3610 config pipe 3610 mask dst-ip 0xffffffff > ipfw table 80 add 10.168.167.227 3610 > ipfw table 80 add 89.222.187.184 3610 > > 00040 8708035 7887386208 queue tablearg ip from any to table(80) out via bge1 > 00050 44793529 40386675667 pipe tablearg ip from any to table(2) out via bge1 > 00070 8006000 3713846496 pipe 16 ip from table(16) to any in via bge1 > 00071 68767107 23673242157 pipe 5 ip from not table(16) to any in via bge1 > > ipfw pipe 3610 show > > 03610: 10.500 Mbit/s 0 ms 50 sl. 0 queues (1 buckets) droptail > q03610: weight 1 pipe 3610 50 sl. 1 queues (512 buckets) droptail > mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 > BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp > 5 ip 0.0.0.0/0 10.10.187.184/0 639563 40272017 0 0 0 > > my problem is that dummynet cpu usage jumps from 0 to 99%: > > 33 root 1 -68 - 0K 8K - 1 512.6H 86.18% dummynet > 33 root 1 -68 - 0K 8K - 1 512.6H 85.89% dummynet > 33 root 1 -68 - 0K 8K - 1 512.6H 88.28% dummynet > 33 root 1 -68 - 0K 8K - 0 512.6H 78.17% dummynet > 33 root 1 -68 - 0K 8K - 0 512.6H 0.88% dummynet > 33 root 1 -68 - 0K 8K - 1 512.6H 0.10% dummynet > 33 root 1 -68 - 0K 8K - 1 512.7H 0.00% dummynet > 33 root 1 -68 - 0K 8K - 1 512.7H 0.10% dummynet try: cpuset -l 0 -p 33 > > it does not depend on pps and traffic, i watch netstat -w1 > > os is 7.2-STABLE > > thank you! > > -- > Evgenii V Davidov > _______________________________________________ > freebsd-ipfw@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw > To unsubscribe, send any mail to "freebsd-ipfw-unsubscribe@freebsd.org" -- Evgenii V Davidov
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