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更换 SFP 后, NIC 仍会发现 CRC 错误

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适用场景

  • AFF A400
  • 10G/25G 以太网端口 e0g/e0h
  • SFP 更换
  • LC 光缆

问题描述

  • 中显示的端口联机 sysconfig -a
::> run -node <node_name> -command sysconfig -a
 slot 0: 10G/25G Ethernet Controller CX5-Mezz e0g MAC Address: d0:39:ea:xx:xx:xx(auto-10g_sr-fd-up) SFP Vendor: FINISAR CORP. SFP Part Number: FTLX8574D3BCL SFP Serial Number: xxx e0h MAC Address: d0:39:ea:xx:xx:xx (auto-10g_sr-fd-up) SFP Vendor: FINISAR CORP. SFP Part Number: FTLX8574D3BCL SFP Serial Number: xxx Device Type: CX5 PSID(NAP0000000007) Firmware Version: 16.26.4012 
 
  • 存储端口上的 SFP 最近已更换
  • ifstat 即使更换 SFP 后,受影响端口上的 CRC 错误也会增加
 
::> run -node <node_name> -command ifstat 

-- interface  e0g  (7 hours, 33 minutes, 13 seconds) --

RECEIVE
Total frames:    10739k | Frames/second:     395  | Total bytes:     14537m
Bytes/second:      534k | Total errors:     4947  | Errors/minute:      11
Total discards:      0  | Discards/minute:     0  | Multi/broadcast:   334k
Non-primary u/c:     0  | CRC errors:       4921  | Runt frames:         0
Fragment:            0  | Long frames:         0  | Jabber:              0
No buffer:           0  | Xon:                 0  | Xoff:                0
Pause:               0  | Jumbo:            1645k | Noproto:             0
Error symbol:        0  | Illegal symbol:     26  | Bus overruns:        0
Queue drops:         0  | LRO segments:     8397k | LRO bytes:       14247m
LRO6 segments:       0  | LRO6 bytes:          0  | Bad UDP cksum:       0
Bad UDP6 cksum:      0  | Bad TCP cksum:       0  | Bad TCP6 cksum:      0
Mcast v6 solicit:    0

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