エンドデバイスのハードウェア問題が原因でBrocadeスイッチに接続されたESXiホストでレイテンシが報告される

環境

• Brocadeスイッチ
• ESXi ホスト

問題

• Brocadeスイッチに接続されたESXiホストでレイテンシが報告される
• errdumpログから、ルール、 defRD_1stDATA_TIME_11000defRD_STATUS_TIME_12000、、 defWR_1stXFER_RDY_11000 および defWR_STATUS_TIME_12000 がフロー監視用にトリガーされていることがわかりました。

2022/12/01-19:07:48, [MAPS-1005], 260224, SLOT 1 | FID 128, WARNING, NETM_X6_xx_xx, Flow (SID=0x675440,DID=0x67dbc0,Host Port=10/4), Condition=sys_flow_monitor(RD_1stDATA_TIME/10SEC>11000), Current Value:[RD_1stDATA_TIME, 24210 Microseconds], Rule defRD_1stDATA_TIME_11000 triggered 65 times in 10 min and last trigger time Thu Dec  1 19:07:48 2022, Dashboard Category=IO Latency.
2022/12/01-19:07:48, [MAPS-1005], 260225, SLOT 1 | FID 128, WARNING, NETM_X6_xx_xx, Flow (SID=0x675440,DID=0x67dbc0,Host Port=10/4), Condition=sys_flow_monitor(RD_STATUS_TIME/10SEC>12000), Current Value:[RD_STATUS_TIME, 24634 Microseconds], Rule defRD_STATUS_TIME_12000 triggered 65 times in 10 min and last trigger time Thu Dec  1 19:07:48 2022, Dashboard Category=IO Latency.
2022/12/01-21:20:12, [MAPS-1003], 676299, SLOT 1 | FID 128, WARNING, NETM_X6_xx_xx, Flow (SID=0x684440,DID=0x666840,Host Port=9/4), Condition=sys_flow_monitor(WR_1stXFER_RDY/10SEC>11000), Current Value:[WR_1stXFER_RDY, 13350 Microseconds], RuleName=defWR_1stXFER_RDY_11000, Dashboard Category=IO Latency.
2022/12/01-21:20:12, [MAPS-1003], 676300, SLOT 1 | FID 128, WARNING, NETM_X6_xx_xx, Flow (SID=0x684440,DID=0x666840,Host Port=9/4), Condition=sys_flow_monitor(WR_STATUS_TIME/10SEC>12000), Current Value:[WR_STATUS_TIME, 13759 Microseconds], RuleName=defWR_STATUS_TIME_12000, Dashboard Category=IO Latency