I guess so. Okay so now that you are seeing issue only with 82579, does device stats 'ethtool -S ethx' shows any packet begin dropped? How much packets being dropped vs how many sent/rcv?
-Tushar >-----Original Message----- >From: Joseph Wilhelmi [mailto:j...@amergint.com] >Sent: Monday, February 04, 2013 10:39 AM >To: Dave, Tushar N >Cc: e1000-devel@lists.sourceforge.net >Subject: Re: [E1000-devel] packet loss with 82579LM and 82574L > >Tushar, > >I changed the test around so I could use just the 82579LM or the 82574L. >When I run with just the 82574L, everything works fine! At this point it >appears that I have an issue with the 82579LM. Is there any chance it is >having a similar power saving kind of issue? > >Thanks for the help, >Joe > >On Feb 4, 2013, at 10:40 AM, Joseph Wilhelmi <j...@amergint.com> wrote: > >> Tushar, >> >> Thanks for the reply. >> >> The eeprom fix made the packet loss occur less frequently, but it is >still happening in 1 out of 5 tests in lieu of 5 out of 5 tests. I am >running the latest BIOS. >> >> I can give you the long debug output if you like, but the symptom is the >same: missing packets that are not counted anywhere. >> >> Thanks for the help, >> Joe >> >> On Jan 31, 2013, at 11:49 AM, "Dave, Tushar N" <tushar.n.d...@intel.com> >wrote: >> >>>> -----Original Message----- >>>> From: Joseph Wilhelmi [mailto:j...@amergint.com] >>>> Sent: Wednesday, January 30, 2013 5:10 PM >>>> To: e1000-devel@lists.sourceforge.net >>>> Subject: [E1000-devel] packet loss with 82579LM and 82574L >>>> >>>> Hello, >>>> >>>> I am building a line of WAN emulators using Supermicro X9SCV-Q-0 >>>> motherboards (82579LM and 82574L Gigabit Network Connections). This >>>> WAN emulator will not be very good if it discards packets when the >>>> user has not asked for that behavior. So, I am concerned about >dropped packets. >>>> As a test of the NICs, I am trying to transmit UDP packets from one >>>> system to another using netperf in the following configuration: >>>> >>>> first X9SCV-Q-0 motherboard -> eth1 -> 3ft cat6 cable -> eth0 -> >>>> second >>>> X9SCV-Q-0 motherboard >>> >>> For 82574 please try script at >http://sourceforge.net/projects/e1000/files/e1000e%20stable/eeprom_fix_825 >74_or_82583/ and see if helps with the issue. >>> >>> Also please check if your system has latest BIOS. >>> >>> -Tushar >>> >>> >>>> >>>> A general summary of the testing is as follows: >>>> test 880,000 packets from transmitter to receiver >>>> transmitter: >>>> 880,021 packets sent total >>>> 880,002 of those were UDP >>>> receiver: >>>> 879,999 packets received total >>>> 879,980 of those were udp >>>> >>>> It appears that 22 of my packets have disappeared without a trace. >>>> >>>> Below is a rather lengthy summary of the commands I have used to run >>>> the test and look at the network statistics. >>>> It is possible that I may have missed something so any help is >>>> appreciated. >>>> >>>> Best, >>>> Joe Wilhelmi >>>> AMERGINT Technologies >>>> >>>> >>>> The test results are as follows: >>>> netperf -H 192.168.4.4 -b 440 -w 1 -t UDP_STREAM -- -m 1472 MIGRATED >>>> UDP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.4.4 >>>> () port 0 AF_INET : interval >>>> Socket Message Elapsed Messages >>>> Size Size Time Okay Errors Throughput >>>> bytes bytes secs # # 10^6bits/sec >>>> 167772160 1472 10.00 440000 0 518.03 >>>> 167772160 10.00 440000 518.03 >>>> >>>> netperf -H 192.168.4.4 -b 440 -w 1 -t UDP_STREAM -- -m 1472 MIGRATED >>>> UDP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.4.4 >>>> () port 0 AF_INET : interval >>>> Socket Message Elapsed Messages >>>> Size Size Time Okay Errors Throughput >>>> bytes bytes secs # # 10^6bits/sec >>>> 167772160 1472 10.00 440000 0 517.95 >>>> 167772160 10.00 439978 517.93 >>>> <---------------------------- >>>> >>>> >>>> Transmitter: >>>> ifconfig: >>>> Before: >>>> eth0 Link encap:Ethernet HWaddr 00:25:90:54:5D:B2 >>>> inet addr:10.0.200.154 Bcast:10.0.255.255 Mask:255.255.0.0 >>>> inet6 addr: fe80::225:90ff:fe54:5db2/64 Scope:Link >>>> UP BROADCAST MULTICAST MTU:1500 Metric:1 >>>> RX packets:409166 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:12651 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:1000 >>>> RX bytes:60659152 (57.8 MiB) TX bytes:3546755 (3.3 MiB) >>>> Interrupt:58 Memory:f7d00000-f7d20000 >>>> >>>> eth1 Link encap:Ethernet HWaddr 00:25:90:54:5D:B3 >>>> inet addr:192.168.4.1 Bcast:192.168.4.255 Mask:255.255.255.0 >>>> inet6 addr: fe80::225:90ff:fe54:5db3/64 Scope:Link >>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>>> RX packets:157 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:9018272 errors:0 dropped:0 overruns:0 carrier:0 >>>> <------------------ >>>> collisions:0 txqueuelen:10000 >>>> RX bytes:53786 (52.5 KiB) TX bytes:13512252008 (12.5 GiB) >>>> Interrupt:177 Memory:f7c00000-f7c20000 >>>> >>>> lo Link encap:Local Loopback >>>> inet addr:127.0.0.1 Mask:255.0.0.0 >>>> inet6 addr: ::1/128 Scope:Host >>>> UP LOOPBACK RUNNING MTU:16436 Metric:1 >>>> RX packets:66786 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:66786 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:0 >>>> RX bytes:3779496 (3.6 MiB) TX bytes:3779496 (3.6 MiB) >>>> After: >>>> eth0 Link encap:Ethernet HWaddr 00:25:90:54:5D:B2 >>>> inet addr:10.0.200.154 Bcast:10.0.255.255 Mask:255.255.0.0 >>>> inet6 addr: fe80::225:90ff:fe54:5db2/64 Scope:Link >>>> UP BROADCAST MULTICAST MTU:1500 Metric:1 >>>> RX packets:409166 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:12651 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:1000 >>>> RX bytes:60659152 (57.8 MiB) TX bytes:3546755 (3.3 MiB) >>>> Interrupt:58 Memory:f7d00000-f7d20000 >>>> >>>> eth1 Link encap:Ethernet HWaddr 00:25:90:54:5D:B3 >>>> inet addr:192.168.4.1 Bcast:192.168.4.255 Mask:255.255.255.0 >>>> inet6 addr: fe80::225:90ff:fe54:5db3/64 Scope:Link >>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>>> RX packets:172 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:9898293 errors:0 dropped:0 overruns:0 carrier:0 >>>> <------------------ >>>> collisions:0 txqueuelen:10000 >>>> RX bytes:58722 (57.3 KiB) TX bytes:14844575962 (13.8 GiB) >>>> Interrupt:177 Memory:f7c00000-f7c20000 >>>> >>>> lo Link encap:Local Loopback >>>> inet addr:127.0.0.1 Mask:255.0.0.0 >>>> inet6 addr: ::1/128 Scope:Host >>>> UP LOOPBACK RUNNING MTU:16436 Metric:1 >>>> RX packets:66974 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:66974 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:0 >>>> RX bytes:3790118 (3.6 MiB) TX bytes:3790118 (3.6 MiB) >>>> >>>> Transmitter: >>>> netstat -s: >>>> Before: >>>> Ip: >>>> 320351 total packets received >>>> 2116 with invalid addresses >>>> 0 forwarded >>>> 0 incoming packets discarded >>>> 311945 incoming packets delivered >>>> 3377638 requests sent out >>>> 1 fragments dropped after timeout >>>> 1456 reassemblies required >>>> 343 packets reassembled ok >>>> 1 packet reassembles failed >>>> 130000 fragments received ok >>>> 5850000 fragments created >>>> Icmp: >>>> 1 ICMP messages received >>>> 0 input ICMP message failed. >>>> ICMP input histogram: >>>> destination unreachable: 1 >>>> 1 ICMP messages sent >>>> 0 ICMP messages failed >>>> ICMP output histogram: >>>> destination unreachable: 1 >>>> IcmpMsg: >>>> InType3: 1 >>>> OutType3: 1 >>>> Tcp: >>>> 23 active connections openings >>>> 223 passive connection openings >>>> 0 failed connection attempts >>>> 0 connection resets received >>>> 4 connections established >>>> 90242 segments received >>>> 79569 segments send out >>>> 0 segments retransmited >>>> 0 bad segments received. >>>> 42 resets sent >>>> Udp: >>>> 40167 packets received >>>> 0 packets to unknown port received. >>>> 0 packet receive errors >>>> 3298064 packets sent <------------------ >>>> TcpExt: >>>> 2 invalid SYN cookies received >>>> 24 TCP sockets finished time wait in fast timer >>>> 52 delayed acks sent >>>> 17091 packets directly queued to recvmsg prequeue. >>>> 117648 packets directly received from backlog >>>> 153514 packets directly received from prequeue >>>> 904 packets header predicted >>>> 30127 packets header predicted and directly queued to user >>>> 11534 acknowledgments not containing data received >>>> 33381 predicted acknowledgments >>>> 0 TCP data loss events >>>> IpExt: >>>> InMcastPkts: 92101 >>>> OutMcastPkts: 32 >>>> InBcastPkts: 135818 >>>> After: >>>> Ip: >>>> 320549 total packets received >>>> 2116 with invalid addresses >>>> 0 forwarded >>>> 0 incoming packets discarded >>>> 312143 incoming packets delivered >>>> 4257842 requests sent out >>>> 1 fragments dropped after timeout >>>> 1456 reassemblies required >>>> 343 packets reassembled ok >>>> 1 packet reassembles failed >>>> 130000 fragments received ok >>>> 5850000 fragments created >>>> Icmp: >>>> 1 ICMP messages received >>>> 0 input ICMP message failed. >>>> ICMP input histogram: >>>> destination unreachable: 1 >>>> 1 ICMP messages sent >>>> 0 ICMP messages failed >>>> ICMP output histogram: >>>> destination unreachable: 1 >>>> IcmpMsg: >>>> InType3: 1 >>>> OutType3: 1 >>>> Tcp: >>>> 25 active connections openings >>>> 223 passive connection openings >>>> 0 failed connection attempts >>>> 0 connection resets received >>>> 4 connections established >>>> 90440 segments received >>>> 79771 segments send out >>>> 0 segments retransmited >>>> 0 bad segments received. >>>> 42 resets sent >>>> Udp: >>>> 40167 packets received >>>> 0 packets to unknown port received. >>>> 0 packet receive errors >>>> 4178066 packets sent <------------------ >>>> TcpExt: >>>> 2 invalid SYN cookies received >>>> 26 TCP sockets finished time wait in fast timer >>>> 52 delayed acks sent >>>> 17138 packets directly queued to recvmsg prequeue. >>>> 117954 packets directly received from backlog >>>> 153937 packets directly received from prequeue >>>> 908 packets header predicted >>>> 30208 packets header predicted and directly queued to user >>>> 11538 acknowledgments not containing data received >>>> 33473 predicted acknowledgments >>>> 0 TCP data loss events >>>> IpExt: >>>> InMcastPkts: 92101 >>>> OutMcastPkts: 32 >>>> InBcastPkts: 135818 >>>> >>>> Transmitter: >>>> ethtool -S eth1 >>>> Before: >>>> NIC statistics: >>>> rx_packets: 157 >>>> tx_packets: 9018272 <------------------ >>>> rx_bytes: 54414 >>>> tx_bytes: 13548297981 >>>> rx_broadcast: 2 >>>> tx_broadcast: 11 >>>> rx_multicast: 0 >>>> tx_multicast: 39 >>>> rx_errors: 0 >>>> tx_errors: 0 >>>> tx_dropped: 0 >>>> multicast: 0 >>>> collisions: 0 >>>> rx_length_errors: 0 >>>> rx_over_errors: 0 >>>> rx_crc_errors: 0 >>>> rx_frame_errors: 0 >>>> rx_no_buffer_count: 0 >>>> rx_missed_errors: 0 >>>> tx_aborted_errors: 0 >>>> tx_carrier_errors: 0 >>>> tx_fifo_errors: 0 >>>> tx_heartbeat_errors: 0 >>>> tx_window_errors: 0 >>>> tx_abort_late_coll: 0 >>>> tx_deferred_ok: 0 >>>> tx_single_coll_ok: 0 >>>> tx_multi_coll_ok: 0 >>>> tx_timeout_count: 0 >>>> tx_restart_queue: 196345 >>>> rx_long_length_errors: 0 >>>> rx_short_length_errors: 0 >>>> rx_align_errors: 0 >>>> tx_tcp_seg_good: 0 >>>> tx_tcp_seg_failed: 0 >>>> rx_flow_control_xon: 0 >>>> rx_flow_control_xoff: 0 >>>> tx_flow_control_xon: 0 >>>> tx_flow_control_xoff: 0 >>>> rx_long_byte_count: 54414 >>>> rx_csum_offload_good: 149 >>>> rx_csum_offload_errors: 0 >>>> rx_header_split: 0 >>>> alloc_rx_buff_failed: 0 >>>> tx_smbus: 0 >>>> rx_smbus: 0 >>>> dropped_smbus: 0 >>>> rx_dma_failed: 0 >>>> tx_dma_failed: 0 >>>> >>>> After: >>>> NIC statistics: >>>> rx_packets: 172 >>>> tx_packets: 9898293 <------------------ >>>> rx_bytes: 59410 >>>> tx_bytes: 14884136001 >>>> rx_broadcast: 2 >>>> tx_broadcast: 12 >>>> rx_multicast: 0 >>>> tx_multicast: 39 >>>> rx_errors: 0 >>>> tx_errors: 0 >>>> tx_dropped: 0 >>>> multicast: 0 >>>> collisions: 0 >>>> rx_length_errors: 0 >>>> rx_over_errors: 0 >>>> rx_crc_errors: 0 >>>> rx_frame_errors: 0 >>>> rx_no_buffer_count: 0 >>>> rx_missed_errors: 0 >>>> tx_aborted_errors: 0 >>>> tx_carrier_errors: 0 >>>> tx_fifo_errors: 0 >>>> tx_heartbeat_errors: 0 >>>> tx_window_errors: 0 >>>> tx_abort_late_coll: 0 >>>> tx_deferred_ok: 0 >>>> tx_single_coll_ok: 0 >>>> tx_multi_coll_ok: 0 >>>> tx_timeout_count: 0 >>>> tx_restart_queue: 246972 >>>> rx_long_length_errors: 0 >>>> rx_short_length_errors: 0 >>>> rx_align_errors: 0 >>>> tx_tcp_seg_good: 0 >>>> tx_tcp_seg_failed: 0 >>>> rx_flow_control_xon: 0 >>>> rx_flow_control_xoff: 0 >>>> tx_flow_control_xon: 0 >>>> tx_flow_control_xoff: 0 >>>> rx_long_byte_count: 59410 >>>> rx_csum_offload_good: 163 >>>> rx_csum_offload_errors: 0 >>>> rx_header_split: 0 >>>> alloc_rx_buff_failed: 0 >>>> tx_smbus: 0 >>>> rx_smbus: 0 >>>> dropped_smbus: 0 >>>> rx_dma_failed: 0 >>>> tx_dma_failed: 0 >>>> >>>> Receiver: >>>> ifconfig: >>>> Before: >>>> eth0 Link encap:Ethernet HWaddr 00:25:90:7B:77:88 >>>> inet addr:192.168.4.4 Bcast:192.168.4.255 Mask:255.255.255.0 >>>> inet6 addr: fe80::225:90ff:fe7b:7788/64 Scope:Link >>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>>> RX packets:318371976 errors:39 dropped:0 overruns:0 frame:23 >>>> <---------------------------- >>>> TX packets:400337 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:10000 >>>> RX bytes:473380019506 (440.8 GiB) TX bytes:26825164 (25.5 MiB) >>>> Interrupt:58 Memory:f7d00000-f7d20000 >>>> >>>> eth1 Link encap:Ethernet HWaddr 00:25:90:7B:77:89 >>>> inet addr:192.168.5.4 Bcast:192.168.5.255 Mask:255.255.255.0 >>>> inet6 addr: fe80::225:90ff:fe7b:7789/64 Scope:Link >>>> UP BROADCAST MULTICAST MTU:1500 Metric:1 >>>> RX packets:1408486 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:502091 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:1000 >>>> RX bytes:360505948 (343.8 MiB) TX bytes:153543638 (146.4 MiB) >>>> Interrupt:177 Memory:f7c00000-f7c20000 >>>> >>>> lo Link encap:Local Loopback >>>> inet addr:127.0.0.1 Mask:255.0.0.0 >>>> inet6 addr: ::1/128 Scope:Host >>>> UP LOOPBACK RUNNING MTU:16436 Metric:1 >>>> RX packets:134980 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:134980 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:0 >>>> RX bytes:7632793 (7.2 MiB) TX bytes:7632793 (7.2 MiB) >>>> >>>> After: >>>> eth0 Link encap:Ethernet HWaddr 00:25:90:7B:77:88 >>>> inet addr:192.168.4.4 Bcast:192.168.4.255 Mask:255.255.255.0 >>>> inet6 addr: fe80::225:90ff:fe7b:7788/64 Scope:Link >>>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >>>> RX packets:319251975 errors:39 dropped:0 overruns:0 frame:23 >>>> <---------------------------- >>>> TX packets:400352 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:10000 >>>> RX bytes:474712310206 (442.1 GiB) TX bytes:26830082 (25.5 MiB) >>>> Interrupt:58 Memory:f7d00000-f7d20000 >>>> >>>> eth1 Link encap:Ethernet HWaddr 00:25:90:7B:77:89 >>>> inet addr:192.168.5.4 Bcast:192.168.5.255 Mask:255.255.255.0 >>>> inet6 addr: fe80::225:90ff:fe7b:7789/64 Scope:Link >>>> UP BROADCAST MULTICAST MTU:1500 Metric:1 >>>> RX packets:1408486 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:502091 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:1000 >>>> RX bytes:360505948 (343.8 MiB) TX bytes:153543638 (146.4 MiB) >>>> Interrupt:177 Memory:f7c00000-f7c20000 >>>> >>>> lo Link encap:Local Loopback >>>> inet addr:127.0.0.1 Mask:255.0.0.0 >>>> inet6 addr: ::1/128 Scope:Host >>>> UP LOOPBACK RUNNING MTU:16436 Metric:1 >>>> RX packets:135748 errors:0 dropped:0 overruns:0 frame:0 >>>> TX packets:135748 errors:0 dropped:0 overruns:0 carrier:0 >>>> collisions:0 txqueuelen:0 >>>> RX bytes:7676185 (7.3 MiB) TX bytes:7676185 (7.3 MiB) >>>> >>>> Receiver: >>>> netstat -s: >>>> Before: >>>> Ip: >>>> 319683146 total packets received >>>> 116238 with invalid addresses >>>> 0 forwarded >>>> 0 incoming packets discarded >>>> 202048032 incoming packets delivered >>>> 1036918 requests sent out >>>> 40 fragments dropped after timeout >>>> 119997677 reassemblies required >>>> 2714030 packets reassembled ok >>>> 2121 packet reassembles failed >>>> Icmp: >>>> 21 ICMP messages received >>>> 0 input ICMP message failed. >>>> ICMP input histogram: >>>> destination unreachable: 9 >>>> echo requests: 4 >>>> echo replies: 8 >>>> 469 ICMP messages sent >>>> 0 ICMP messages failed >>>> ICMP output histogram: >>>> destination unreachable: 457 >>>> echo request: 8 >>>> echo replies: 4 >>>> IcmpMsg: >>>> InType0: 8 >>>> InType3: 9 >>>> InType8: 4 >>>> OutType0: 4 >>>> OutType3: 457 >>>> OutType8: 8 >>>> Tcp: >>>> 6 active connections openings >>>> 423 passive connection openings >>>> 1 failed connection attempts >>>> 1 connection resets received >>>> 6 connections established >>>> 1862551 segments received >>>> 1035613 segments send out >>>> 800 segments retransmited >>>> 0 bad segments received. >>>> 623 resets sent >>>> Udp: >>>> 199990031 packets received <---------------------------- >>>> 0 packets to unknown port received. >>>> 101316 packet receive errors >>>> 32 packets sent >>>> TcpExt: >>>> 1 invalid SYN cookies received >>>> 1 resets received for embryonic SYN_RECV sockets >>>> 8 ICMP packets dropped because they were out-of-window >>>> 324 TCP sockets finished time wait in fast timer >>>> 421 delayed acks sent >>>> Quick ack mode was activated 132 times >>>> 773764 packets directly queued to recvmsg prequeue. >>>> 42258403 packets directly received from backlog >>>> 1106777629 packets directly received from prequeue >>>> 257240 packets header predicted >>>> 843778 packets header predicted and directly queued to user >>>> 385486 acknowledgments not containing data received >>>> 72373 predicted acknowledgments >>>> 4 times recovered from packet loss due to SACK data >>>> 338 congestion windows recovered after partial ack >>>> 5 TCP data loss events >>>> 38 timeouts after SACK recovery >>>> 6 fast retransmits >>>> 735 other TCP timeouts >>>> 157 DSACKs sent for old packets >>>> 1 DSACKs received >>>> 1 connections aborted due to timeout >>>> IpExt: >>>> InMcastPkts: 104732 >>>> OutMcastPkts: 32 >>>> InBcastPkts: 44032 >>>> >>>> After: >>>> Ip: >>>> 320563904 total packets received >>>> 116238 with invalid addresses >>>> 0 forwarded >>>> 0 incoming packets discarded >>>> 202928790 incoming packets delivered >>>> 1037692 requests sent out >>>> 40 fragments dropped after timeout >>>> 119997677 reassemblies required >>>> 2714030 packets reassembled ok >>>> 2121 packet reassembles failed >>>> Icmp: >>>> 21 ICMP messages received >>>> 0 input ICMP message failed. >>>> ICMP input histogram: >>>> destination unreachable: 9 >>>> echo requests: 4 >>>> echo replies: 8 >>>> 469 ICMP messages sent >>>> 0 ICMP messages failed >>>> ICMP output histogram: >>>> destination unreachable: 457 >>>> echo request: 8 >>>> echo replies: 4 >>>> IcmpMsg: >>>> InType0: 8 >>>> InType3: 9 >>>> InType8: 4 >>>> OutType0: 4 >>>> OutType3: 457 >>>> OutType8: 8 >>>> Tcp: >>>> 6 active connections openings >>>> 425 passive connection openings >>>> 1 failed connection attempts >>>> 1 connection resets received >>>> 6 connections established >>>> 1863329 segments received >>>> 1036387 segments send out >>>> 800 segments retransmited >>>> 0 bad segments received. >>>> 623 resets sent >>>> Udp: >>>> 200870011 packets received <---------------------------- >>>> 0 packets to unknown port received. >>>> 101316 packet receive errors >>>> 32 packets sent >>>> TcpExt: >>>> 1 invalid SYN cookies received >>>> 1 resets received for embryonic SYN_RECV sockets >>>> 8 ICMP packets dropped because they were out-of-window >>>> 324 TCP sockets finished time wait in fast timer >>>> 423 delayed acks sent >>>> Quick ack mode was activated 132 times >>>> 773954 packets directly queued to recvmsg prequeue. >>>> 42259528 packets directly received from backlog >>>> 1106779339 packets directly received from prequeue >>>> 257240 packets header predicted >>>> 844093 packets header predicted and directly queued to user >>>> 385490 acknowledgments not containing data received >>>> 72759 predicted acknowledgments >>>> 4 times recovered from packet loss due to SACK data >>>> 338 congestion windows recovered after partial ack >>>> 5 TCP data loss events >>>> 38 timeouts after SACK recovery >>>> 6 fast retransmits >>>> 735 other TCP timeouts >>>> 157 DSACKs sent for old packets >>>> 1 DSACKs received >>>> 1 connections aborted due to timeout >>>> IpExt: >>>> InMcastPkts: 104732 >>>> OutMcastPkts: 32 >>>> InBcastPkts: 44032 >>>> >>>> >>>> Receiver: >>>> ethtool -S eth0 >>>> Before: >>>> NIC statistics: >>>> rx_packets: 318320102 <---------------------------- >>>> tx_packets: 400337 >>>> rx_bytes: 474575517238 >>>> tx_bytes: 28430406 >>>> rx_broadcast: 13 >>>> tx_broadcast: 14 >>>> rx_multicast: 31 >>>> tx_multicast: 38 >>>> rx_errors: 39 >>>> tx_errors: 0 >>>> tx_dropped: 0 >>>> multicast: 31 >>>> collisions: 0 >>>> rx_length_errors: 0 >>>> rx_over_errors: 0 >>>> rx_crc_errors: 23 >>>> rx_frame_errors: 0 >>>> rx_no_buffer_count: 0 >>>> rx_missed_errors: 0 >>>> tx_aborted_errors: 0 >>>> tx_carrier_errors: 0 >>>> tx_fifo_errors: 0 >>>> tx_heartbeat_errors: 0 >>>> tx_window_errors: 0 >>>> tx_abort_late_coll: 0 >>>> tx_deferred_ok: 0 >>>> tx_single_coll_ok: 0 >>>> tx_multi_coll_ok: 0 >>>> tx_timeout_count: 0 >>>> tx_restart_queue: 0 >>>> rx_long_length_errors: 0 >>>> rx_short_length_errors: 0 >>>> rx_align_errors: 0 >>>> tx_tcp_seg_good: 0 >>>> tx_tcp_seg_failed: 0 >>>> rx_flow_control_xon: 0 >>>> rx_flow_control_xoff: 0 >>>> tx_flow_control_xon: 0 >>>> tx_flow_control_xoff: 0 >>>> rx_long_byte_count: 474575517238 >>>> rx_csum_offload_good: 198375331 >>>> rx_csum_offload_errors: 0 >>>> rx_header_split: 0 >>>> alloc_rx_buff_failed: 0 >>>> tx_smbus: 0 >>>> rx_smbus: 0 >>>> dropped_smbus: 0 >>>> rx_dma_failed: 0 >>>> tx_dma_failed: 0 >>>> After: >>>> NIC statistics: >>>> rx_packets: 319200101 <-------------------------- >- >>>> - >>>> tx_packets: 400352 >>>> rx_bytes: 475911327934 >>>> tx_bytes: 28435402 >>>> rx_broadcast: 14 >>>> tx_broadcast: 14 >>>> rx_multicast: 31 >>>> tx_multicast: 38 >>>> rx_errors: 39 >>>> tx_errors: 0 >>>> tx_dropped: 0 >>>> multicast: 31 >>>> collisions: 0 >>>> rx_length_errors: 0 >>>> rx_over_errors: 0 >>>> rx_crc_errors: 23 >>>> rx_frame_errors: 0 >>>> rx_no_buffer_count: 0 >>>> rx_missed_errors: 0 >>>> tx_aborted_errors: 0 >>>> tx_carrier_errors: 0 >>>> tx_fifo_errors: 0 >>>> tx_heartbeat_errors: 0 >>>> tx_window_errors: 0 >>>> tx_abort_late_coll: 0 >>>> tx_deferred_ok: 0 >>>> tx_single_coll_ok: 0 >>>> tx_multi_coll_ok: 0 >>>> tx_timeout_count: 0 >>>> tx_restart_queue: 0 >>>> rx_long_length_errors: 0 >>>> rx_short_length_errors: 0 >>>> rx_align_errors: 0 >>>> tx_tcp_seg_good: 0 >>>> tx_tcp_seg_failed: 0 >>>> rx_flow_control_xon: 0 >>>> rx_flow_control_xoff: 0 >>>> tx_flow_control_xon: 0 >>>> tx_flow_control_xoff: 0 >>>> rx_long_byte_count: 475911327934 >>>> rx_csum_offload_good: 199255329 >>>> rx_csum_offload_errors: 0 >>>> rx_header_split: 0 >>>> alloc_rx_buff_failed: 0 >>>> tx_smbus: 0 >>>> rx_smbus: 0 >>>> dropped_smbus: 0 >>>> rx_dma_failed: 0 >>>> tx_dma_failed: 0 >>>> >>>> >>>> >>> >> ------------------------------------------------------------------------------ Free Next-Gen Firewall Hardware Offer Buy your Sophos next-gen firewall before the end March 2013 and get the hardware for free! Learn more. http://p.sf.net/sfu/sophos-d2d-feb _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
