Date: Wed, 25 Mar 2009 13:12:29 +0200 From: Eugene L Kovalenja <qwe@qwe.net.ua> To: freebsd-ipfw@freebsd.org Subject: Re: FreeBSD 7.0: dummynet 99% cpu Message-ID: <49CA119D.7090304@qwe.net.ua> In-Reply-To: <20090325082925.GA13280@lath.rinet.ru> References: <200903181022.n2IAMsWs038026@lurza.secnetix.de> <49C310A9.6020102@qwe.net.ua> <20090325082925.GA13280@lath.rinet.ru>
next in thread | previous in thread | raw e-mail | index | archive | help
Oleg Bulyzhin пишет: > On Fri, Mar 20, 2009 at 05:42:33AM +0200, Eugene L Kovalenja wrote: > >> Oliver Fromme ?????: >> >>> Eugene L Kovalenja wrote: >>> > FreeBSD *** 7.0-RELEASE FreeBSD 7.0-RELEASE #6: Sun Nov 23 14:32:31 EET >>> > [...] >>> > Time in three days traffic via ipfw doesn't go. In top: >>> > 21 root 1 -44 - 0K 8K WAIT 7 2:15 99.02% dummynet >>> > (this is example, not copy\paste) >>> >>> There are a few problems that have been fixed (or worked >>> around) after the release of 7.0. For example, look at >>> PR kern/113548 which has a work-around in 7.1. Your >>> problem description sounds like it could be caused by >>> the same problem. >>> >>> Therefore I recommend you update to 7.1 or 7-stable. >>> >>> Best regards >>> Oliver >>> >>> >>> >> Hello. >> >> System updated to: >> [root@taurus /usr/home/qwe]# uname -a >> FreeBSD *** 7.1-RELEASE-p3 FreeBSD 7.1-RELEASE-p3 #0: Thu Mar 19 >> 16:31:53 EET 2009 root@***:/usr/obj/usr/src/sys/QWEKRN70 i386 >> >> but once trouble has repeated (30 mins ago). >> >> >> After that I change my sysctl variables: >> net.inet.ip.dummynet.io_fast=1 >> net.inet.ip.dummynet.debug=1 >> net.inet.ip.dummynet.hash_size=16384 (from 512) >> >> What can I'll to do? >> >> Sorry for my bad English :( >> _______________________________________________ >> 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" >> > > Please do the following (when dummynet will hang next time): > 1) Grab the output of follwing commands: > sysctl net.inet.ip.dummynet > ipfw pipe show > 2) wait a bit (30 seconds should be enough) > 3) do 1) once again. > > Examining counters may help in understanding problem. > > before: sysctl net.inet.ip.dummynet net.inet.ip.dummynet.debug: 0 net.inet.ip.dummynet.pipe_byte_limit: 1048576 net.inet.ip.dummynet.pipe_slot_limit: 100 net.inet.ip.dummynet.io_pkt_drop: 14138 net.inet.ip.dummynet.io_pkt_fast: 610276 net.inet.ip.dummynet.io_pkt: 1789875 net.inet.ip.dummynet.io_fast: 1 net.inet.ip.dummynet.tick_lost: 0 net.inet.ip.dummynet.tick_diff: -891 net.inet.ip.dummynet.tick_adjustment: 9797 net.inet.ip.dummynet.tick_delta_sum: 449 net.inet.ip.dummynet.tick_delta: 0 net.inet.ip.dummynet.red_max_pkt_size: 1500 net.inet.ip.dummynet.red_avg_pkt_size: 512 net.inet.ip.dummynet.red_lookup_depth: 256 net.inet.ip.dummynet.max_chain_len: 16 net.inet.ip.dummynet.expire: 1 net.inet.ip.dummynet.search_steps: 1798977 net.inet.ip.dummynet.searches: 1788798 net.inet.ip.dummynet.extract_heap: 0 net.inet.ip.dummynet.ready_heap: 48 net.inet.ip.dummynet.curr_time: 138355446 net.inet.ip.dummynet.hash_size: 512 ipfw pipe show | grep -v ip 01241: 2.048 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01122: 4.096 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 00801: 9.000 Mbit/s 0 ms 50 sl. 1 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01242: 2.048 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01212: 256.000 Kbit/s 0 ms 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 01121: 4.096 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01091: 512.000 Kbit/s 0 ms 50 sl. 46 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00802: 9.000 Mbit/s 0 ms 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 01211: 256.000 Kbit/s 0 ms 50 sl. 1 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01092: 512.000 Kbit/s 0 ms 50 sl. 45 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00701: 9.000 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 00821: 9.000 Mbit/s 0 ms 50 sl. 1 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00791: 9.000 Mbit/s 0 ms 50 sl. 5 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01111: 2.048 Mbit/s 0 ms 50 sl. 5 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00822: 9.000 Mbit/s 0 ms 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 01231: 1.024 Mbit/s 0 ms 50 sl. 1 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01072: 1.024 Mbit/s 0 ms 50 sl. 3 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00702: 9.000 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01251: 1.024 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01232: 1.024 Mbit/s 0 ms 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 01112: 2.048 Mbit/s 0 ms 50 sl. 5 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01071: 1.024 Mbit/s 0 ms 50 sl. 3 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00811: 9.000 Mbit/s 0 ms 50 sl. 2 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00792: 9.000 Mbit/s 0 ms 50 sl. 5 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01221: 512.000 Kbit/s 0 ms 50 sl. 1 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01202: 128.000 Kbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01101: 1.024 Mbit/s 0 ms 50 sl. 18 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01082: 256.000 Kbit/s 0 ms 50 sl. 18 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00812: 9.000 Mbit/s 0 ms 50 sl. 2 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00722: 9.000 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01252: 1.024 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01222: 512.000 Kbit/s 0 ms 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 01201: 128.000 Kbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail 01102: 1.024 Mbit/s 0 ms 50 sl. 16 queues (512 buckets) droptail mask: 0x00 0x00000000/0x0000 -> 0xffffffff/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 01081: 256.000 Kbit/s 0 ms 50 sl. 19 queues (512 buckets) droptail mask: 0x00 0xffffffff/0x0000 -> 0x00000000/0x0000 BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes Pkt/Byte Drp 00721: 9.000 Mbit/s 0 ms 50 sl. 0 queues (512 buckets) droptail after: sysctl net.inet.ip.dummynet net.inet.ip.dummynet.debug: 0 net.inet.ip.dummynet.pipe_byte_limit: 1048576 net.inet.ip.dummynet.pipe_slot_limit: 100 net.inet.ip.dummynet.io_pkt_drop: 15177 net.inet.ip.dummynet.io_pkt_fast: 634143 net.inet.ip.dummynet.io_pkt: 1873018 net.inet.ip.dummynet.io_fast: 1 net.inet.ip.dummynet.tick_lost: 0 net.inet.ip.dummynet.tick_diff: -884 net.inet.ip.dummynet.tick_adjustment: 9803 net.inet.ip.dummynet.tick_delta_sum: 320 net.inet.ip.dummynet.tick_delta: -1 net.inet.ip.dummynet.red_max_pkt_size: 1500 net.inet.ip.dummynet.red_avg_pkt_size: 512 net.inet.ip.dummynet.red_lookup_depth: 256 net.inet.ip.dummynet.max_chain_len: 16 net.inet.ip.dummynet.expire: 1 net.inet.ip.dummynet.search_steps: 1882134 net.inet.ip.dummynet.searches: 1871939 net.inet.ip.dummynet.extract_heap: 0 net.inet.ip.dummynet.ready_heap: 48 net.inet.ip.dummynet.curr_time: 138373128 net.inet.ip.dummynet.hash_size: 512 dummynet cpu load now - 56%
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?49CA119D.7090304>