Astra Trident：挂载卷失败，错误为"找不到 iSCSI 设备"
适用于
- Astra Trident
- iSCSI
- FCP
问题
挂载卷失败，出现错误"Could not find iSCSI device"，无法在工作节点中运行 lsscsi 命令。
iSCSI:
time="xxxxx" level=debug msg="<<<< osutils.execCommand." command=lsscsi error="exit status 2" output="panic: lsscsi not found\n\ngoroutine 1 [running]:\nmain.main()\n\t/go/src/github.com/netapp/trident/chwrap/chwrap.go:66 +0x19f" requestID=79454f51-7e48-467e-a3ab-4545d1b85a57 requestSource=CSI
{"@timestamp":"xxxxx","level":"error","message":"GRPC error: failed to open disk /dev/sdf: open /dev/sdf: no such device or address","requestID":"344db075-7189-4935-8ae1-07fb050c2af6","requestSource":"CSI"}
{"@timestamp":"xxxxx","error":"Unable to find key","level":"error","message":"could not read transactions","requestID":"ea100571-21d5-43d0-ade8-8448f3689b17","requestSource":"Internal"}
{"@timestamp":"xxxxx","level":"warning","message":"Could not find all devices after 90 seconds.","requestID":"79281bc0-89a3-4f3c-9cb6-3f1bcbeb3b8a","requestSource":"CSI"}
{"@timestamp":"xxxxx","level":"error","message":"Could not find iSCSI device: no devices present yet","requestID":"79281bc0-89a3-4f3c-9cb6-3f1bcbeb3b8a","requestSource":"CSI"}
FCP:
Normal SuccessfulAttachVolume 75m attachdetach-controller AttachVolume.Attach succeeded for volume "pvc-UUID" Warning FailedMapVolume 106s (x38 over 74m) kubelet MapVolume.SetUpDevice failed for volume "pvc-UUID" : rpc error: code = Internal desc = rpc error: code = Internal desc = failed to stage volume: no devices present yet
level=debug msg="<<<<Execute." command=lsscsi error="exit status 2" logLayer=csi_frontend output="panic: lsscsi not found\n\ngoroutine 1 [running]:\nmain.main()\n\t/go/src/github.com/netapp/trident/chwrap/chwrap.go:39 +0x314" requestID=886f463d-af4b-4296-900f-6e1a91eeaa13 requestSource=CSI workflow="node_server=stage"
level=error msg="Could not find FCP SCSI device: no devices present yet" logLayer=csi_frontend requestID=886f463d-af4b-4296-900f-6e1a91eeaa13 requestSource=CSI workflow="node_server=stage"
level=debug msg="Attach FCP volume is not complete, waiting." error="no devices present yet" increment=1.06296001s logLayer=csi_frontend requestID=886f463d-af4b-4296-900f-6e1a91eeaa13 requestSource=CSI workflow="node_server=stage"