エンドデバイスSFPの障害によるBrocadeスイッチポートフラップ

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Category:: fabric-interconnect-and-management-switches<a>2009398949</a>

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環境

すべてのBrocadeスイッチハードウェアプラットフォーム
すべてのBrocade Fabric Operating System（FOS）ファームウェアレベル

問題

リンクリセットは Fabriclog 、次のように出力で報告されます。

Switch 0; Mon Dec 12 23:02:33 2022 IST (GMT+5:30) 23:02:33.251899 SCN Port Offline;rsn=0x3,g=0x4574 A2,P0 A2,P0 141 NA 23:02:33.251907 *Removing all nodes from port A2,P0 A2,P0 141 NA 23:02:34.716692 SCN LR_PORT(0);g=0x4574 A2,P0 A2,P0 141 NA 23:02:34.776188 SCN Port Online; g=0x4574,isolated=0 A2,P0 A2,P1 141 NA 23:02:34.777511 Port Elp engaged A2,P1 A2,P0 141 NA 23:02:34.777531 *Removing all nodes from port A2,P0 A2,P0 141 NA 23:02:34.777762 SCN Port F_PORT A2,P1 A2,P0 141 NA 23:02:37.875677 SCN Port Offline;rsn=0x3,g=0x4576 A2,P0 A2,P0 141 NA 23:02:37.875685 *Removing all nodes from port A2,P0 A2,P0 141 NA 23:02:39.656807 SCN LR_PORT(0);g=0x4576 A2,P0 A2,P0 141 NA 23:02:39.731303 SCN Port Online; g=0x4576,isolated=0 A2,P0 A2,P1 141 NA 23:02:39.733589 Port Elp engaged A2,P1 A2,P0 141 NA 23:02:39.733610 *Removing all nodes from port A2,P0 A2,P0 141 NA 23:02:39.733843 SCN Port F_PORT A2,P1 A2,P0 141 NA

スイッチポートのステータスが「online」と表示されます。 switchshow

 /fabos/bin/switchshow : switchName: XXXX switchType: 166.0 switchState: Online LS Attributes: [FID: 128, Base Switch: No, Default Switch: Yes, Ficon Switch: No, Address Mode 0] Index Slot Port Address Media Speed State Proto ============================================================ 141 3 29 668d40 id N8 OnlineFC F-Port 21:00:00:24:ff:yy:xx:xx

Fabriclog スイッチの下にリンクリセットが表示されます-

15:38:51.649933 SCN LR_PORT(0);g=0x9fe LR_IN A2,P0 A2,P0 118 NA 16:16:45.053105 SCN LR_PORT(0);g=0x9fe LR_IN A2,P0 A2,P0 118 NA 16:34:18.013690 SCN LR_PORT(0);g=0x9fe LR_IN A2,P0 A2,P0 118 NA

Errdump link reset frame timeout ポート上のレポートと

2024/07/11-09:09:57 (IST), [C4-1014], 2442642, SLOT 1 | CHASSIS | PORT 12/6, WARNING, switch, Link Reset on Port S12,P118(63) vc_no=0 crd(s)lost=0 auto trigger. 2024/07/11-09:09:57 (IST), [C4-1014], 2442642, SLOT 1 | CHASSIS | PORT 12/6, WARNING, switch, Link Reset on Port S12,P118(63) vc_no=0 crd(s)lost=0 auto trigger. 2024/07/11-09:38:43 (IST), [AN-1014], 2443024, SLOT 1 | FID 128, INFO, switch, Frame timeout detected, tx port 12/6 rx port 12/29, sid 6b52xx, did 6b76xx, timestamp

Enc_out エラーは porterrshow次の場所で報告されます。

/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 141: 168 929 0 0 0 0 0 0 6.9k 0 0 0 0 0 0 0 0 0 0

crc err そして crc g_eof c3 tx discards 報告された以下と共に 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 118: 5.2g 5.8g 0 5.2k 4.8k 14 0 408 0 2.2k 0 0 0 0 0 2.2k 0 559.2k 0

Portshow 報告されたInvalid Transmitted Words（ITW）カウンタの値が高いことを報告

portshow 141 portDisableReason: None portCFlags: 0x1 portFlags: 0x20b03 PRESENT ACTIVE F_PORT G_PORT U_PORT LOGICAL_ONLINE LOGIN NOELP ACCEPT FLOGI LocalSwcFlags: 0x0 portType: 26.0 portState: 1 Online Protocol: FC portPhys: 6 In_Sync portScn: 32 F_Port port generation number: 17782 state transition count: 24

portId: 668d40 portIfId: 43320035 portWwn: XX:8d:88:94:71:a2:XX.XX portWwn of device(s) connected: XX:00:00:24:ff:1d:xy:xx Distance: normal portSpeed: N8Gbps

Interrupts: 0 Link_failure: 0 Frjt: 0 Unknown: 0 Loss_of_sync: 0 Fbsy: 0 Lli: 0 Loss_of_sig: 0 Proc_rqrd: 0 Protocol_err: 0 Timed_out: 0 Invalid_word: 7186 Tx_unavail: 0 Invalid_crc: 0 Delim_err: 0 Address_err: 0 Lr_in: 0 Ols_in: 0 Lr_out: 0 Ols_out: 0 Cong_Prim_in: 0

Errdump RuleName=defALL_HOST_PORTSITW_21 これらのITWエラーREPORTE DIN Huge Numberが原因でレポートがトリガーされています。

Errdump: 2022/12/12-19:20:16, [MAPS-1003], 769558, SLOT 2 | FID 128, WARNING, switchXX, slot3 port29-Host.LINUX:CBXPR_APP02.ALIAS:HBCBXPRDAP02_HBA2:VSP5, F-Port 3/29, Condition=ALL_HOST_PORTS(ITW/min>21), Current Value:[ITW, 521 ITWs], RuleName=defALL_HOST_PORTSITW_21, Dashboard Category=Port Health. 2022/12/12-19:21:16, [MAPS-1003], 769561, SLOT 2 | FID 128, WARNING, switchXX, slot3 port29-Host.LINUX:CBXPR_APP02.ALIAS:HBCBXPRDAP02_HBA2:VSP5, F-Port 3/29, Condition=ALL_HOST_PORTS(ITW/min>21), Current Value:[ITW, 824 ITWs], RuleName=defALL_HOST_PORTSITW_21, Dashboard Category=Port Health. 2022/12/12-19:22:16, [MAPS-1003], 769562, SLOT 2 | FID 128, WARNING, switchXX, slot3 port29-Host.LINUX:CBXPR_APP02.ALIAS:HBCBXPRDAP02_HBA2:VSP5, F-Port 3/29, Condition=ALL_HOST_PORTS(ITW/min>21), Current Value:[ITW, 1422 ITWs], RuleName=defALL_HOST_PORTSITW_21, Dashboard Category=Port Health.

Sfpshow 受信電力が低いことを報告しています

sfpshow: ============= Slot 3/Port 29: ============= Identifier: 3 SFP Connector: 7 LC Transceiver: 6804406000000000 8,16,32_Gbps M5 sw Inter,Short_dist Encoding: 6 64B66B Baud Rate: 280 (units 100 megabaud) Length 9u: 0 (units km) Length 9u: 0 (units 100 meters) Length 50u (OM2): 2 (units 10 meters) Length 50u (OM3): 7 (units 10 meters) Length 62.5u:0 (units 10 meters) Length 50u (OM4): 10 (units 10 meters) Vendor Name: BROCADE Vendor OUI: 00:05:1e Vendor PN: 57-1000333-01 Alarm flags[0,1] = 0x0, 0x0 Warn Flags[0,1] = 0x0, 0x0 Temperature: 52 Centigrade Current: 5.832 mAmps Voltage: 3322.6 mVolts RX Power: -8.8 dBm (130.5uW) TX Power: -1.3 dBm (743.3 uW)