Brocadeスイッチポートがオフラインで永続的に無効な状態（Areaが取得されている）

環境

• すべての Brocade ハードウェアプラットフォーム
• すべての Brocade Fabric Operating System （ FOS ）プラットフォーム

問題

• Portshow 影響を受けるポートの Persistently Disabledステータスがレポートされます。

portshow 145
portDisableReason: Area has been acquired
portCFlags: 0x0
portFlags: 0x4021    PRESENT U_PORT DISABLED LED
LocalSwcFlags: 0x0
portType:  26.0
portState: Persistently Disabled
Protocol: FC
portPhys:  5   No_Sync     portScn:   2   Offline  
port generation number:   262
state transition count:   29  

• Brocadeスイッチでswitchshowは、出力のステータスは次のようになります。

Index Slot Port Address Media  Speed     State   Proto
============================================================
145   7   17   029100   id   N32     No_Sync   FC  Disabled (Persistent) (Area has been acquired)

• sfpshow Tx統計情報を-infとしてレポートします

=============
Slot  7/Port 17:
=============
Identifier:  3   SFP
Connector:   7   LC
Transceiver: 6804406000000000 8,16,32_Gbps M5 sw Inter,Short_dist
Encoding:   6   64B66B 
[...]
Vendor Name: BROCADE      
Vendor OUI:  00:05:1e
Vendor PN:   57-1000333-01   
[...]
Temperature: 45    Centigrade 
Current:    0.000   mAmps 
Voltage:    3296.4  mVolts 
RX Power:   -3.4   dBm (454.0uW) 
TX Power:   -inf  dBm (0.0   uW)

• errdumpログに次のエラーが表示される可能性があります。

2022/09/26-19:00:53, [FABR-1034], 134131, SLOT 2 | FID 128, INFO, pun-brcx6-02, Area 145 have been acquired by port 7/16. Persistently disabling port 7/17.
2022/09/26-19:16:01, [FABR-1034], 134153, SLOT 2 | FID 128, INFO, pun-brcx6-02, Area 145 have been acquired by port 7/16. Persistently disabling port 7/17.
2022/09/26-19:43:54, [FABR-1034], 134155, SLOT 2 | FID 128, INFO, pun-brcx6-02, Area 145 have been acquired by port 7/16. Persistently disabling port 7/17.
2022/09/26-19:44:56, [FABR-1034], 134157, SLOT 2 | FID 128, INFO, pun-brcx6-02, Area 145 have been acquired by port 7/16. Persistently disabling port 7/17.
2022/09/26-19:54:26, [FABR-1034], 134159, SLOT 2 | FID 128, INFO, pun-brcx6-02, Area 145 have been acquired by port 7/16. Persistently disabling port 7/17.