Date: Wed, 10 Nov 2010 10:48:19 -0800 From: Jack Vogel <jfvogel@gmail.com> To: Kirill Yelizarov <ykirill@yahoo.com> Cc: freebsd-stable@freebsd.org, Jeremy Chadwick <freebsd@jdc.parodius.com> Subject: Re: icmp packets on em larger than 1472 Message-ID: <AANLkTimhwRsyhQiZ7anbLh9iT%2BZWs3bLh_i6_4jjXZBn@mail.gmail.com> In-Reply-To: <852653.73197.qm@web120519.mail.ne1.yahoo.com> References: <20101110125922.GA59015@icarus.home.lan> <852653.73197.qm@web120519.mail.ne1.yahoo.com>
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Try the code from HEAD, I've run that on a 82546 and it worked ok. Jack On Wed, Nov 10, 2010 at 5:55 AM, Kirill Yelizarov <ykirill@yahoo.com> wrote: > > > --- On Wed, 11/10/10, Jeremy Chadwick <freebsd@jdc.parodius.com> wrote: > > > From: Jeremy Chadwick <freebsd@jdc.parodius.com> > > Subject: Re: icmp packets on em larger than 1472 > > To: "Kirill Yelizarov" <ykirill@yahoo.com> > > Cc: freebsd-stable@freebsd.org, "Jack Vogel" <jfvogel@gmail.com> > > Date: Wednesday, November 10, 2010, 3:59 PM > > On Wed, Nov 10, 2010 at 04:21:12AM > > -0800, Kirill Yelizarov wrote: > > > Hi, > > > > > > All my em cards running 8.1 stable don't reply to icmp > > echo requests packets larger than 1472 bytes. > > > > > > On stable 7.2 the same hardware works as expected: > > > # ping -s 1500 192.168.64.99 > > > PING 192.168.64.99 (192.168.64.99): 1500 data bytes > > > 1508 bytes from 192.168.64.99: icmp_seq=0 ttl=63 > > time=1.249 ms > > > 1508 bytes from 192.168.64.99: icmp_seq=1 ttl=63 > > time=1.158 ms > > > > > > Here is the dump on em interface > > > 15:06:31.452043 IP 192.168.66.65 > *****: ICMP echo > > request, id 28729, seq 5, length 1480 > > > 15:06:31.452047 IP 192.168.66.65 > ****: icmp > > > 15:06:31.452069 IP **** > 192.168.66.65: ICMP echo > > reply, id 28729, seq 5, length 1480 > > > 15:06:31.452071 IP *** > 192.168.66.65: icmp > > > > > > Same ping from same source (it's a 8.1 stable with fxp > > interface) to em card running 8.1 stable > > > #pciconf -lv > > > em0@pci0:3:4:0: class=0x020000 > > card=0x10798086 chip=0x10798086 rev=0x03 hdr=0x00 > > > vendor > > = 'Intel Corporation' > > > device > > = 'Dual Port Gigabit Ethernet Controller > > (82546EB)' > > > class = > > network > > > subclass = > > ethernet > > > > > > # ping -s 1472 192.168.64.200 > > > PING 192.168.64.200 (192.168.64.200): 1472 data bytes > > > 1480 bytes from 192.168.64.200: icmp_seq=0 ttl=63 > > time=0.848 ms > > > ^C > > > > > > # ping -s 1473 192.168.64.200 > > > PING 192.168.64.200 (192.168.64.200): 1473 data bytes > > > ^C > > > --- 192.168.64.200 ping statistics --- > > > 4 packets transmitted, 0 packets received, 100.0% > > packet loss > > > > > > And here is it's dump on em card > > > 5:11:15.191496 IP 192.168.66.65 > *****: ICMP echo > > request, id 33593, seq 0, length 1480 > > > 15:11:15.191534 IP 192.168.66.65 > *****: icmp > > > 15:11:16.192119 IP 192.168.66.65 > *****: ICMP echo > > request, id 33593, seq 1, length 1480 > > > 15:11:16.192156 IP 192.168.66.65 > ******: icmp > > > > > > igb cards on 8.1 stable are not affected > > > > Please provide uname -a output from the machine with the > > emX devices, as > > well as relevant emX information from "dmesg" (e.g. driver > > version). > > "sysctl dev.em.X" might also be helpful. > > > > Here are the two examples > > uname -a > FreeBSD border1 8.1-STABLE FreeBSD 8.1-STABLE #0: Thu Aug 26 16:54:15 MSD > 2010 root@border1:/usr/obj/usr/src/sys/BORDER1 amd64 > > Oct 22 14:36:18 border1 kernel: em0: <Intel(R) PRO/1000 Legacy Network > Connection 1.0.1> port 0xdc00-0xdc3f mem 0xfcfc0000-0xfcfdffff irq 54 at > device 4.0 on pci3 > Oct 22 14:36:18 border1 kernel: em0: [FILTER] > Oct 22 14:36:18 border1 kernel: em0: Ethernet address: 00:04:23:cc:df:ea > Oct 22 14:36:18 border1 kernel: em1: <Intel(R) PRO/1000 Legacy Network > Connection 1.0.1> port 0xdc80-0xdcbf mem 0xfcfe0000-0xfcffffff irq 55 at > device 4.1 on pci3 > Oct 22 14:36:18 border1 kernel: em1: [FILTER] > Oct 22 14:36:18 border1 kernel: em1: Ethernet address: 00:04:23:cc:df:eb > > dev.em.0.%desc: Intel(R) PRO/1000 Network Connection 7.0.5 > dev.em.0.%driver: em > dev.em.0.%location: slot=0 function=0 handle=\_SB_.PCI0.MRP1.HART > dev.em.0.%pnpinfo: vendor=0x8086 device=0x10d3 subvendor=0x8086 > subdevice=0x34da class=0x020000 > dev.em.0.%parent: pci1 > dev.em.0.nvm: -1 > dev.em.0.rx_int_delay: 66 > dev.em.0.tx_int_delay: 66 > dev.em.0.rx_abs_int_delay: 250 > dev.em.0.tx_abs_int_delay: 250 > dev.em.0.rx_processing_limit: -1 > dev.em.0.link_irq: 0 > dev.em.0.mbuf_alloc_fail: 0 > dev.em.0.cluster_alloc_fail: 0 > dev.em.0.dropped: 0 > dev.em.0.tx_dma_fail: 0 > dev.em.0.rx_overruns: 0 > dev.em.0.watchdog_timeouts: 0 > dev.em.0.device_control: 1477444168 > dev.em.0.rx_control: 67141634 > dev.em.0.fc_high_water: 18432 > dev.em.0.fc_low_water: 16932 > dev.em.0.queue0.txd_head: 2757 > dev.em.0.queue0.txd_tail: 2758 > dev.em.0.queue0.tx_irq: 0 > dev.em.0.queue0.no_desc_avail: 0 > dev.em.0.queue0.rxd_head: 1419 > dev.em.0.queue0.rxd_tail: 1418 > dev.em.0.queue0.rx_irq: 0 > dev.em.0.mac_stats.excess_coll: 0 > dev.em.0.mac_stats.single_coll: 0 > dev.em.0.mac_stats.multiple_coll: 0 > dev.em.0.mac_stats.late_coll: 0 > dev.em.0.mac_stats.collision_count: 0 > dev.em.0.mac_stats.symbol_errors: 0 > dev.em.0.mac_stats.sequence_errors: 0 > dev.em.0.mac_stats.defer_count: 0 > dev.em.0.mac_stats.missed_packets: 0 > dev.em.0.mac_stats.recv_no_buff: 0 > dev.em.0.mac_stats.recv_undersize: 0 > dev.em.0.mac_stats.recv_fragmented: 0 > dev.em.0.mac_stats.recv_oversize: 0 > dev.em.0.mac_stats.recv_jabber: 0 > dev.em.0.mac_stats.recv_errs: 0 > dev.em.0.mac_stats.crc_errs: 0 > dev.em.0.mac_stats.alignment_errs: 0 > dev.em.0.mac_stats.coll_ext_errs: 0 > dev.em.0.mac_stats.xon_recvd: 0 > dev.em.0.mac_stats.xon_txd: 0 > dev.em.0.mac_stats.xoff_recvd: 0 > dev.em.0.mac_stats.xoff_txd: 0 > dev.em.0.mac_stats.total_pkts_recvd: 1534369705 > dev.em.0.mac_stats.good_pkts_recvd: 1534369705 > dev.em.0.mac_stats.bcast_pkts_recvd: 197891 > dev.em.0.mac_stats.mcast_pkts_recvd: 0 > dev.em.0.mac_stats.rx_frames_64: 1528844 > dev.em.0.mac_stats.rx_frames_65_127: 466039874 > dev.em.0.mac_stats.rx_frames_128_255: 363351691 > dev.em.0.mac_stats.rx_frames_256_511: 34424761 > dev.em.0.mac_stats.rx_frames_512_1023: 53013458 > dev.em.0.mac_stats.rx_frames_1024_1522: 616011077 > dev.em.0.mac_stats.good_octets_recvd: 1076352218193 > dev.em.0.mac_stats.good_octets_txd: 222914134983 > dev.em.0.mac_stats.total_pkts_txd: 1750421340 > dev.em.0.mac_stats.good_pkts_txd: 1750421339 > dev.em.0.mac_stats.bcast_pkts_txd: 995 > dev.em.0.mac_stats.mcast_pkts_txd: 0 > dev.em.0.mac_stats.tx_frames_64: 591494 > dev.em.0.mac_stats.tx_frames_65_127: 1309064841 > dev.em.0.mac_stats.tx_frames_128_255: 320875656 > dev.em.0.mac_stats.tx_frames_256_511: 84663967 > dev.em.0.mac_stats.tx_frames_512_1023: 14057851 > dev.em.0.mac_stats.tx_frames_1024_1522: 21167531 > dev.em.0.mac_stats.tso_txd: 0 > dev.em.0.mac_stats.tso_ctx_fail: 0 > dev.em.0.interrupts.asserts: 1080194011 > dev.em.0.interrupts.rx_pkt_timer: 96628 > dev.em.0.interrupts.rx_abs_timer: 0 > dev.em.0.interrupts.tx_pkt_timer: 36686 > dev.em.0.interrupts.tx_abs_timer: 4 > dev.em.0.interrupts.tx_queue_empty: 0 > dev.em.0.interrupts.tx_queue_min_thresh: 0 > dev.em.0.interrupts.rx_desc_min_thresh: 0 > dev.em.0.interrupts.rx_overrun: 0 > dev.em.1.%desc: Intel(R) PRO/1000 Network Connection 7.0.5 > dev.em.1.%driver: em > dev.em.1.%location: slot=25 function=0 handle=\_SB_.PCI0.ILAN > dev.em.1.%pnpinfo: vendor=0x8086 device=0x10cc subvendor=0x8086 > subdevice=0x34da class=0x020000 > dev.em.1.%parent: pci0 > dev.em.1.nvm: -1 > dev.em.1.rx_int_delay: 66 > dev.em.1.tx_int_delay: 66 > dev.em.1.rx_abs_int_delay: 250 > dev.em.1.tx_abs_int_delay: 250 > dev.em.1.rx_processing_limit: -1 > dev.em.1.link_irq: 0 > dev.em.1.mbuf_alloc_fail: 0 > dev.em.1.cluster_alloc_fail: 0 > dev.em.1.dropped: 0 > dev.em.1.tx_dma_fail: 0 > dev.em.1.rx_overruns: 0 > dev.em.1.watchdog_timeouts: 0 > dev.em.1.device_control: 1477444160 > dev.em.1.rx_control: 67141634 > dev.em.1.fc_high_water: 8192 > dev.em.1.fc_low_water: 6692 > dev.em.1.queue0.txd_head: 3081 > dev.em.1.queue0.txd_tail: 3081 > dev.em.1.queue0.tx_irq: 0 > dev.em.1.queue0.no_desc_avail: 0 > dev.em.1.queue0.rxd_head: 2535 > dev.em.1.queue0.rxd_tail: 2534 > dev.em.1.queue0.rx_irq: 0 > dev.em.1.mac_stats.excess_coll: 0 > dev.em.1.mac_stats.single_coll: 665694 > dev.em.1.mac_stats.multiple_coll: 238794 > dev.em.1.mac_stats.late_coll: 591710 > dev.em.1.mac_stats.collision_count: 1262634 > dev.em.1.mac_stats.symbol_errors: 0 > dev.em.1.mac_stats.sequence_errors: 0 > dev.em.1.mac_stats.defer_count: 62957046 > dev.em.1.mac_stats.missed_packets: 0 > dev.em.1.mac_stats.recv_no_buff: 0 > dev.em.1.mac_stats.recv_undersize: 0 > dev.em.1.mac_stats.recv_fragmented: 0 > dev.em.1.mac_stats.recv_oversize: 0 > dev.em.1.mac_stats.recv_jabber: 0 > dev.em.1.mac_stats.recv_errs: 0 > dev.em.1.mac_stats.crc_errs: 0 > dev.em.1.mac_stats.alignment_errs: 0 > dev.em.1.mac_stats.coll_ext_errs: 0 > dev.em.1.mac_stats.xon_recvd: 0 > dev.em.1.mac_stats.xon_txd: 0 > dev.em.1.mac_stats.xoff_recvd: 0 > dev.em.1.mac_stats.xoff_txd: 0 > dev.em.1.mac_stats.total_pkts_recvd: 143055129 > dev.em.1.mac_stats.good_pkts_recvd: 143055129 > dev.em.1.mac_stats.bcast_pkts_recvd: 19788 > dev.em.1.mac_stats.mcast_pkts_recvd: 0 > dev.em.1.mac_stats.rx_frames_64: 0 > dev.em.1.mac_stats.rx_frames_65_127: 0 > dev.em.1.mac_stats.rx_frames_128_255: 0 > dev.em.1.mac_stats.rx_frames_256_511: 0 > dev.em.1.mac_stats.rx_frames_512_1023: 0 > dev.em.1.mac_stats.rx_frames_1024_1522: 0 > dev.em.1.mac_stats.good_octets_recvd: 35245157589 > dev.em.1.mac_stats.good_octets_txd: 175509471230 > dev.em.1.mac_stats.total_pkts_txd: 210873641 > dev.em.1.mac_stats.good_pkts_txd: 210873641 > dev.em.1.mac_stats.bcast_pkts_txd: 151 > dev.em.1.mac_stats.mcast_pkts_txd: 0 > dev.em.1.mac_stats.tx_frames_64: 0 > dev.em.1.mac_stats.tx_frames_65_127: 0 > dev.em.1.mac_stats.tx_frames_128_255: 0 > dev.em.1.mac_stats.tx_frames_256_511: 0 > dev.em.1.mac_stats.tx_frames_512_1023: 0 > dev.em.1.mac_stats.tx_frames_1024_1522: 0 > dev.em.1.mac_stats.tso_txd: 0 > dev.em.1.mac_stats.tso_ctx_fail: 0 > dev.em.1.interrupts.asserts: 264725703 > dev.em.1.interrupts.rx_pkt_timer: 0 > dev.em.1.interrupts.rx_abs_timer: 0 > dev.em.1.interrupts.tx_pkt_timer: 0 > dev.em.1.interrupts.tx_abs_timer: 0 > dev.em.1.interrupts.tx_queue_empty: 0 > dev.em.1.interrupts.tx_queue_min_thresh: 0 > dev.em.1.interrupts.rx_desc_min_thresh: 0 > dev.em.1.interrupts.rx_overrun: 0 > dev.em.1.wake: 0 > > > > uname -a > FreeBSD web2 8.1-STABLE FreeBSD 8.1-STABLE #0: Thu Oct 21 17:24:16 MSD 2010 > root@flash-srv:/usr/obj/nanobsd.WEB2_C7899_H16_S63/usr/src/sys/WEB2 > amd64 > > Oct 22 13:06:51 web2 kernel: em0: <Intel(R) PRO/1000 Network Connection > 7.0.5> port 0x1000-0x101f mem > 0xb1a00000-0xb1a1ffff,0xb1900000-0xb19fffff,0xb1a20000-0xb1a23fff irq 28 at > device 0.0 on pci1 > Oct 22 13:06:51 web2 kernel: em0: Using MSI interrupt > Oct 22 13:06:51 web2 kernel: em0: [FILTER] > Oct 22 13:06:51 web2 kernel: em0: Ethernet address: 00:15:17:ac:e5:bd > Oct 22 13:06:51 web2 kernel: em1: <Intel(R) PRO/1000 Network Connection > 7.0.5> port 0x20e0-0x20ff mem 0xb1b00000-0xb1b1ffff,0xb1b43000-0xb1b43fff > irq 20 at device 25.0 on pci0 > Oct 22 13:06:51 web2 kernel: em1: Using MSI interrupt > Oct 22 13:06:51 web2 kernel: em1: [FILTER] > Oct 22 13:06:51 web2 kernel: em1: Ethernet address: 00:15:17:ac:e5:bc > Oct 22 13:06:51 web2 kernel: Starting Network: lo0 em0 em1. > Oct 22 13:06:51 web2 kernel: em0: > flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > Oct 22 13:06:51 web2 kernel: em1: > flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > Oct 22 13:06:53 web2 kernel: em1: link state changed to UP > Oct 22 13:06:54 web2 kernel: em0: link state changed to UP > > > dev.em.0.%desc: Intel(R) PRO/1000 Legacy Network Connection 1.0.1 > dev.em.0.%driver: em > dev.em.0.%location: slot=4 function=0 > dev.em.0.%pnpinfo: vendor=0x8086 device=0x1079 subvendor=0x8086 > subdevice=0x1079 class=0x020000 > dev.em.0.%parent: pci3 > dev.em.0.debug: -1 > dev.em.0.stats: -1 > dev.em.0.rx_int_delay: 66 > dev.em.0.tx_int_delay: 66 > dev.em.0.rx_abs_int_delay: 250 > dev.em.0.tx_abs_int_delay: 250 > dev.em.0.rx_processing_limit: -1 > dev.em.1.%desc: Intel(R) PRO/1000 Legacy Network Connection 1.0.1 > dev.em.1.%driver: em > dev.em.1.%location: slot=4 function=1 > dev.em.1.%pnpinfo: vendor=0x8086 device=0x1079 subvendor=0x8086 > subdevice=0x1079 class=0x020000 > dev.em.1.%parent: pci3 > dev.em.1.debug: -1 > dev.em.1.stats: -1 > dev.em.1.rx_int_delay: 66 > dev.em.1.tx_int_delay: 66 > dev.em.1.rx_abs_int_delay: 250 > dev.em.1.tx_abs_int_delay: 250 > dev.em.1.rx_processing_limit: -1 > > Kirill > > > > Thanks. > > > > -- > > | Jeremy Chadwick > > > > jdc@parodius.com > > | > > | Parodius Networking > > http://www.parodius.com/ | > > | UNIX Systems Administrator > > Mountain View, CA, USA | > > | Making life hard for others since 1977. > > PGP: 4BD6C0CB | > > > > _______________________________________________ > > freebsd-stable@freebsd.org > > mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org > " > > > > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >
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