From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Denys Fedoryshchenko" Subject: packetloss, on e1000e worse than r8169? Date: Mon, 16 Jun 2008 22:37:36 +0300 Message-ID: <20080616193501.M64730@visp.net.lb> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Cc: linux.nics@intel.com To: netdev@vger.kernel.org Return-path: Received: from usermail.globalproof.net ([194.146.153.18]:58202 "EHLO usermail.globalproof.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752684AbYFPTh4 (ORCPT ); Mon, 16 Jun 2008 15:37:56 -0400 Sender: netdev-owner@vger.kernel.org List-ID: Hi again I moved from PCI Realtek 8169 to onboard PCI-Express e1000e, and situation become worse. Strange? Yes. Here is info Load and error rate: MegaRouter-KARAM /sys # ifconfig eth1;sleep 10;ifconfig eth1 eth1 Link encap:Ethernet HWaddr 00:19:D1:71:5F:33 inet addr:192.168.20.10 Bcast:0.0.0.0 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:91991642 errors:0 dropped:1803444 overruns:0 frame:0 TX packets:91914611 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:316112765 (301.4 MiB) TX bytes:138303107 (131.8 MiB) Memory:90300000-90320000 eth1 Link encap:Ethernet HWaddr 00:19:D1:71:5F:33 inet addr:192.168.20.10 Bcast:0.0.0.0 Mask:255.255.255.0 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:92812514 errors:0 dropped:1815490 overruns:0 frame:0 TX packets:92734865 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:739941322 (705.6 MiB) TX bytes:560547138 (534.5 MiB) Memory:90300000-90320000 System load (there is no NAT, no shapers, just routing, around 600-700 routes): MegaRouter-KARAM /sys # mpstat 1 Linux 2.6.26-rc6-git2-build-0029 (MegaRouter-KARAM) 06/16/08 22:36:36 CPU %user %nice %sys %iowait %irq %soft %steal %idle intr/s 22:36:37 all 0.00 0.00 0.00 0.00 0.00 1.49 0.00 98.51 19764.00 22:36:38 all 0.00 0.00 0.50 0.00 0.00 0.50 0.00 99.01 19888.00 22:36:39 all 0.00 0.00 0.00 0.00 0.00 0.50 0.00 99.50 19642.00 22:36:40 all 0.00 0.00 0.00 0.00 1.01 9.05 0.00 89.95 19543.00 (system almost idle) MegaRouter-KARAM /sys # ethtool -S eth1 NIC statistics: rx_packets: 109977509 tx_packets: 109887692 rx_bytes: 57656749138 tx_bytes: 57536071746 rx_broadcast: 6497 tx_broadcast: 92 rx_multicast: 48995 tx_multicast: 1960 rx_errors: 0 tx_errors: 0 tx_dropped: 0 multicast: 48995 collisions: 0 rx_length_errors: 0 rx_over_errors: 0 rx_crc_errors: 0 rx_frame_errors: 0 rx_no_buffer_count: 1796 rx_missed_errors: 2182679 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: 55617 tx_single_coll_ok: 0 tx_multi_coll_ok: 0 tx_timeout_count: 0 tx_restart_queue: 1626 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: 55461 rx_flow_control_xoff: 57329 tx_flow_control_xon: 39114 tx_flow_control_xoff: 48341 rx_long_byte_count: 57656749138 rx_csum_offload_good: 104097306 rx_csum_offload_errors: 2209 rx_header_split: 0 alloc_rx_buff_failed: 0 tx_smbus: 22 rx_smbus: 2201 dropped_smbus: 0 rx_dma_failed: 0 tx_dma_failed: 0 MegaRouter-KARAM /sys # ethtool -S eth1 NIC statistics: rx_packets: 110154571 tx_packets: 110064459 rx_bytes: 57753358981 tx_bytes: 57632419451 rx_broadcast: 6501 tx_broadcast: 92 rx_multicast: 49155 tx_multicast: 1960 rx_errors: 0 tx_errors: 0 tx_dropped: 0 multicast: 49155 collisions: 0 rx_length_errors: 0 rx_over_errors: 0 rx_crc_errors: 0 rx_frame_errors: 0 rx_no_buffer_count: 1796 rx_missed_errors: 2187703 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: 55772 tx_single_coll_ok: 0 tx_multi_coll_ok: 0 tx_timeout_count: 0 tx_restart_queue: 1628 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: 55615 rx_flow_control_xoff: 57488 tx_flow_control_xon: 39209 tx_flow_control_xoff: 48448 rx_long_byte_count: 57753358981 rx_csum_offload_good: 104264656 rx_csum_offload_errors: 2210 rx_header_split: 0 alloc_rx_buff_failed: 0 tx_smbus: 23 rx_smbus: 2207 dropped_smbus: 0 rx_dma_failed: 0 tx_dma_failed: 0 -- Denys Fedoryshchenko Technical Manager Virtual ISP S.A.L.