E1000

e1000 - драйвер для сетевых карт интел

Я получил максимальную производительность при следующих настройках

/usr/sbin/ethtool -A  eth1 rx off
/usr/sbin/ethtool -G eth1 tx 4096 rx 4096

[root@zephyr:etc]#ethtool -S eth1
NIC statistics:
     rx_packets: 246738736284
     tx_packets: 245776647297
     rx_bytes: 138257096875078
     tx_bytes: 137965254840844
     rx_broadcast: 2680276
     tx_broadcast: 4317454
     rx_multicast: 404835
     tx_multicast: 0
     rx_errors: 0
     tx_errors: 0
     tx_dropped: 0
     multicast: 404835
     collisions: 0
     rx_length_errors: 0
     rx_over_errors: 0
     rx_crc_errors: 0
     rx_frame_errors: 0
     rx_no_buffer_count: 78157677
     rx_missed_errors: 11919256
     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: 296828
     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: 138257096875078
     rx_csum_offload_good: 243260634064
     rx_csum_offload_errors: 11994302
     alloc_rx_buff_failed: 0
     tx_smbus: 0
     rx_smbus: 0
     dropped_smbus: 0
[root@zephyr:etc]#

01:00.0 Ethernet controller: Intel Corporation 82540EM Gigabit Ethernet Controller (rev 02)
        Subsystem: Intel Corporation PRO/1000 MT Desktop Adapter
        Flags: bus master, 66Mhz, medium devsel, latency 32, IRQ 21
        Memory at feae0000 (32-bit, non-prefetchable) [size=128K]
        Memory at feac0000 (32-bit, non-prefetchable) [size=128K]
        I/O ports at dc00 [size=64]
        Expansion ROM at f7e00000 [disabled] [size=128K]
        Capabilities: [dc] Power Management version 2
        Capabilities: [e4] PCI-X non-bridge device.
        Capabilities: [f0] Message Signalled Interrupts: 64bit+ Queue=0/0 Enable-