Metrocluster adapter xx encountered a command timeout on disk device
Applies to
- Fabric MetroCluster
 - ONTAP 9
 
Issue
The following errors are seen in EMS logs:
Thu May 30 00:10:39 +0200 [cl01-n01: isp2400_timeout_1: fci.device.quiesce:debug]: Adapter 1c encountered a command timeout on Disk device switch01:13.126 (0x01234d99) LUN 16 cdb 0xea:0xea:zz22c000:0440 retry: 0 Quiescing the device.Thu May 30 00:10:40 +0200 [cl01-n01: isp2400_timeout_1: fci.device.timeout:debug]: HBA 1c encountered a device timeout on Disk device switch01:13.126 (0x01234d99) LUN 16 cdb 0xea:0xea:zz22c000:0440 retry: 0Thu May 30 00:10:40 +0200 [cl01-n01: isp2400_intrd: scsi.cmd.abortedByHost:error]: Disk device switch01:13.126L16: Command aborted by host adapter: HA status 0x4: cdb 0xea:zz22c000:0440.switch01:13 indicates a specific ATTO fibrebridge and dumpconfiguration output on the bridge shows a high number of loss of signal errors on FC port 1:port  link-fail    loss-sig   loss-sync  invalid-tx invalid-crc  prev-state  curr-state device-info 
---------------------------------------------------------------------------------------------------
1:            4       11950071    0          -2          27       -----    16Gb/ptp
2:            0       0           0           0           0       -----    16Gb/ptp 
porterrshow on the switch shows no errors on the switch port connected to FC port 1 of the bridge.
