--- On Wed, 11/10/10, Jeremy Chadwick <free...@jdc.parodius.com> wrote:
> From: Jeremy Chadwick <free...@jdc.parodius.com> > Subject: Re: icmp packets on em larger than 1472 > To: "Kirill Yelizarov" <ykir...@yahoo.com> > Cc: freebsd-stable@freebsd.org, "Jack Vogel" <jfvo...@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 > > e...@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 r...@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 r...@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 > > ...@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-unsubscr...@freebsd.org" > _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
