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From: "Denys Fedoryshchenko" <denys@visp.net.lb>
To: netdev@vger.kernel.org
Cc: linux.nics@intel.com
Subject: packetloss, on e1000e worse than r8169?
Date: Mon, 16 Jun 2008 22:37:36 +0300	[thread overview]
Message-ID: <20080616193501.M64730@visp.net.lb> (raw)

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.


             reply	other threads:[~2008-06-16 19:37 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-16 19:37 Denys Fedoryshchenko [this message]
2008-06-16 19:48 ` packetloss, on e1000e worse than r8169? Eric Dumazet
2008-06-16 20:20   ` Denys Fedoryshchenko
2008-06-16 20:23   ` Denys Fedoryshchenko
2008-06-16 20:36     ` Kok, Auke
2008-06-16 20:52       ` Denys Fedoryshchenko
     [not found]       ` <20080616204411.M52834@visp.net.lb>
2008-06-16 20:49         ` Kok, Auke
2008-06-16 20:59           ` Denys Fedoryshchenko
2008-06-16 21:13           ` Denys Fedoryshchenko
2008-06-16 21:29             ` Eric Dumazet
2008-06-16 21:41               ` Denys Fedoryshchenko
2008-06-16 21:41               ` Denys Fedoryshchenko
     [not found]               ` <20080616213419.M212@visp.net.lb>
2008-06-16 21:41                 ` Eric Dumazet
2008-06-16 21:44                   ` Eric Dumazet
2008-06-16 22:08                     ` Denys Fedoryshchenko
2008-06-17  2:17                       ` Eric Dumazet
2008-06-17  2:47                         ` Denys Fedoryshchenko
2008-06-16 22:08                     ` Denys Fedoryshchenko
2008-06-16 23:24                       ` Brandeburg, Jesse
2008-06-17  1:53                         ` Denys Fedoryshchenko
2008-06-17  6:46                         ` Denys Fedoryshchenko
2008-06-17 17:22                           ` Denys Fedoryshchenko
2008-06-18  0:58                             ` Brandeburg, Jesse
2008-06-17 21:04                         ` Denys Fedoryshchenko
2008-06-18 16:50                           ` Brandeburg, Jesse
2008-06-18 17:03                             ` Denys Fedoryshchenko
2008-06-16 21:17           ` Denys Fedoryshchenko
2008-06-16 21:05         ` Eric Dumazet
2008-06-16 20:15 ` Auke Kok
2008-06-16 20:29   ` Denys Fedoryshchenko
2008-06-16 20:26 ` Francois Romieu
2008-06-16 20:37 ` Waskiewicz Jr, Peter P
2008-06-16 20:42   ` Denys Fedoryshchenko

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