"DISK REDUNDANCY FAILED" alerts due to missing paths to remote disks MetroCluster IP
Applies to
- MetroCluster IP
- ONTAP 9
- ISL issues/down
Issue
- NVMirroring aborted:
Wed Jun 30 07:23:18 +0200 [netapp-02: wafl_exempt18: nvmm.mirror.aborting:debug]: mirror of sysid 3, partner_type AUXDR PARTNER and mirror state NVMM_MIRROR_LAYOUT_SYNCED is aborted because of reason NVMM_DR_ABORT_TIMEOUT.
- iSCSI sessions to the DR partner reconnecting:
Wed Jun 30 07:23:23 +0200 [netapp-02: kernel: iscsi.session.stateChanged:notice]: iSCSI session state is changed to Reconnecting for the target iqn.2016-07.com.netapp:d083cac1-bd82-11eb-9f84-d039ea28821e (type: dr_auxiliary, address: 10.1.2.1:65200). Reason: no ping reply after 5 seconds.
- Transport errors reported against the remote disks:
Wed Jun 30 07:23:23 +0200 [netapp-02: doneq0: scsi.mcc.adt.ioTransportError:error]: mcc_adt[2] - Transport error during execution of command: HA status 0x13: CAM transport status 0x1b : cdb 0x28:38cf3141:0005.
- Commands aborted towards the remote disks:
Wed Jun 30 07:23:23 +0200 [netapp-02: scsi_cmdblk_strthr_admin: scsi.cmd.abortedByHost:error]: Disk device 0m.i2.2L22: Command aborted by host adapter: HA status 0x13: cdb 0x28:6fc6d432:0001.