ONTAP FC 端口显示低接收功率( Rx )值
适用场景
- ONTAP
- FCP
问题描述
- FC端口在ONTAP 上显示的Rx值较低
::> fcp adapter show -instance -node nodename -adapter 0a [...] Received Optical Power: 241.3 (uWatts) Is Received Power In Range: false SFP Transmitted Optical Power: 600.4 (uWatts) Is Xmit Power In Range: true DDM Status: 30 Is Xmit Disabled: false Is Xmit In Fault: false Is Receiver In LOS: false
- 从
FCP-Adapter.xml
ONTAP 上的日志:

- 在EMS日志中、我们观察
link break detected
到link up
以下错误
Wed Apr 12 03:42:08 +0200 [nxx-0x: fct_tpd_work_thread_0: scsitarget.slifct.linkBreak:error]: Link break detected on Fibre Channel target HBA 2c with event status 1 , topology type 1, status1 0x0, status2 0x0.
Wed Apr 12 03:42:09 +0200 [nxx-0x: fct_tpd_work_thread_0: scsitarget.hwpfct.linkUp:notice]: Link up on Fibre Channel target adapter 2c.
- 从
sfpshow
Brocade 交换机的日志中:
RX Power: -1.9 dBm (647.5uW)
TX Power: -4.6 dBm (349.3 uW)