Tenemos NIC 2x10G configuradas en una bondinterfaz y estamos viendo aleatoriamente:
RX errors 28751549 dropped 46541 overruns 28751549 frame 0
Tenemos varias VLAN ejecutándose en esta NIC, por lo que es un puerto troncal.
La NIC es unaBroadcom Corporation NetXtreme II BCM57810 10 Gigabit Ethernet (rev 10)
Tengo el siguiente tamaño de búfer de anillo RX. No estoy seguro de dónde viene.
# ethtool -g eno49
Ring parameters for eno49:
Pre-set maximums:
RX: 4078
RX Mini: 0
RX Jumbo: 0
TX: 4078
Current hardware settings:
RX: 407
RX Mini: 0
RX Jumbo: 0
TX: 4078
algunas estadísticas:
# ethtool -S eno49 | grep rx
[0]: rx_bytes: 35806944147
[0]: rx_ucast_packets: 254721712
[0]: rx_mcast_packets: 109111
[0]: rx_bcast_packets: 26
[0]: rx_discards: 3599652
[0]: rx_phy_ip_err_discards: 0
[0]: rx_skb_alloc_discard: 0
[0]: rx_csum_offload_errors: 341
[1]: rx_bytes: 35586576857
[1]: rx_ucast_packets: 251529817
[1]: rx_mcast_packets: 0
[1]: rx_bcast_packets: 0
[1]: rx_discards: 3586872
[1]: rx_phy_ip_err_discards: 0
[1]: rx_skb_alloc_discard: 0
[1]: rx_csum_offload_errors: 127
[2]: rx_bytes: 35580155284
[2]: rx_ucast_packets: 251785183
[2]: rx_mcast_packets: 0
[2]: rx_bcast_packets: 0
[2]: rx_discards: 3584128
[2]: rx_phy_ip_err_discards: 0
[2]: rx_skb_alloc_discard: 0
[2]: rx_csum_offload_errors: 125
[3]: rx_bytes: 35614282304
[3]: rx_ucast_packets: 251757796
[3]: rx_mcast_packets: 0
[3]: rx_bcast_packets: 0
[3]: rx_discards: 3587512
[3]: rx_phy_ip_err_discards: 0
[3]: rx_skb_alloc_discard: 0
[3]: rx_csum_offload_errors: 161
[4]: rx_bytes: 35547320461
[4]: rx_ucast_packets: 251679615
[4]: rx_mcast_packets: 0
[4]: rx_bcast_packets: 0
[4]: rx_discards: 3596817
[4]: rx_phy_ip_err_discards: 0
[4]: rx_skb_alloc_discard: 0
[4]: rx_csum_offload_errors: 1171
[5]: rx_bytes: 36582099166
[5]: rx_ucast_packets: 253331335
[5]: rx_mcast_packets: 0
[5]: rx_bcast_packets: 0
[5]: rx_discards: 3590358
[5]: rx_phy_ip_err_discards: 0
[5]: rx_skb_alloc_discard: 0
[5]: rx_csum_offload_errors: 982
[6]: rx_bytes: 35710085729
[6]: rx_ucast_packets: 252379427
[6]: rx_mcast_packets: 0
[6]: rx_bcast_packets: 0
[6]: rx_discards: 3589068
[6]: rx_phy_ip_err_discards: 0
[6]: rx_skb_alloc_discard: 0
[6]: rx_csum_offload_errors: 745
[7]: rx_bytes: 166064885960
[7]: rx_ucast_packets: 418819356
[7]: rx_mcast_packets: 0
[7]: rx_bcast_packets: 0
[7]: rx_discards: 3617142
[7]: rx_phy_ip_err_discards: 0
[7]: rx_skb_alloc_discard: 0
[7]: rx_csum_offload_errors: 161
rx_bytes: 416492349908
rx_error_bytes: 0
rx_ucast_packets: 2186004241
rx_mcast_packets: 109111
rx_bcast_packets: 26
rx_crc_errors: 0
rx_align_errors: 0
rx_undersize_packets: 0
rx_oversize_packets: 0
rx_fragments: 0
rx_jabbers: 0
rx_discards: 28751549
rx_filtered_packets: 7716855
rx_mf_tag_discard: 0
rx_brb_discard: 0
rx_brb_truncate: 0
rx_pause_frames: 0
rx_mac_ctrl_frames: 0
rx_constant_pause_events: 0
rx_phy_ip_err_discards: 0
rx_skb_alloc_discard: 0
rx_csum_offload_errors: 3813
¿Cómo puedo rastrear este problema? Está sucediendo en varios servidores, no en una sola máquina. Tampoco tenemos tanto tráfico para completar el enlace.
Respuesta1
Intente cambiar la "Configuración actual del hardware" al valor máximo permitido.
ethtool -G eno49 rx 4078