由于硬件问题、C3 Tx丢弃和帧超时
适用场景
Brocade Fabric OS
问题描述
errdump -a记录帧超时、指出哪个端口接收到帧(Rx)以及无法在何处 (TX)传输帧、同时记录丢失信号和超额预订警报。
2022/02/09-22:31:04, [AN-1014], 2266, SLOT 2 | FID 128, INFO, NFAB1, Frame timeout detected, tx port 9/7 rx port 9/27, sid c8f907, did 678740, timestamp 2022-02-09 22:31:04 .
2023/12/23-10:47:16 (IST), [MAPS-1003], 274485, SLOT 2 | FID 128 | PORT 11/8, WARNING, switch, IB_INFINI_3185_W_N3P6, F-Port 11/8, Condition=ALL_PORTS(PORT_BANDWIDTH/NONE==OVERSUBSCRIBED), Current Value:[PORT_BANDWIDTH, OVERSUBSCRIBED, (TXQL=914 us, TX=72.8%) ], RuleName=defALL_PORTS_OVERSUBSCRIBED, Dashboard Category=Fabric Performance Impact, Quiet Time=15 min.
2023/12/18-01:35:43 (IST), [MAPS-1003], 270764, SLOT 1 | FID 128 | PORT 10/21, WARNING, switch, Nimble2_U_N2S3P1, U-Port 10/21, Condition=ALL_PORTS(LOSS_SIGNAL/min>5), Current Value:[LOSS_SIGNAL, 8 LOS], RuleName=defALL_PORTSLOSS_SIGNAL_5, Dashboard Category=Port Health, Quiet Time=None.
Frame loss中记录的事件在交换机端的errdump-
2024/12/02-04:56:04 (IST), [MAPS-1001], 1664654, SLOT 2 | FID 128 | PORT 12/8, CRITICAL, switch, slot12 port8, F-Port 12/8, Condition=ALL_PORTS(DEV_LATENCY_IMPACT/NONE==IO_FRAME_LOSS), Current Value:[DEV_LATENCY_IMPACT, IO_FRAME_LOSS, (174 ms Frame Delay in VC: 2) ], RuleName=ALL_PORTS_IO_FRAME_LOSS_UNQUAR, Dashboard Category=Fabric Performance Impact, Quiet Time=1 day.
porterrshow显示link failures、link resets、c3 discards tx与frame timeouts相关的错误计数器增量。
/fabos/cliexec/porterrshow:
frames enc crc crc too too bad enc disc link loss loss frjt fbsy c3timeout pcs uncor
tx rx in err g_eof shrt long eof out c3 fail sync sig tx rx err err
391: 45.3g 3.4g 0 0 0 0 0 0 0 43.1k 5 0 5 0 0 43.1k 0 0 2.5k
sfpshow表示接收功率低
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Port 391:
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RX Power: -8.1 dBm (155.8uW)
TX Power: -3.0 dBm (500.6 uW)
portshow表示远程设备重置 链路的次数超过本地端口发送的脱机原值
portshow 391
[...]
Lr_in: 133 Ols_in: 5
Lr_out: 7 Ols_out: 6