Snapmirror status reports unhealthy due to failure of snapshot creation on flexgroup volume
Applies to
- ONTAP 9
- Flexgroup volumes
Issue
- Snapmirror is unhealthy due to the failure of snapshot creation on the flexgroup volume
Source cluster: Cluster01Destination cluster: Cluster02Transfer schedule: every_4_hrs_at_00 (Derived from relationship)Exported Snapshot copy: snapmirror.a8da596c-6be8-11ed-9716-00a098ad2397_2153142668.2025-03-14_080000Policy type: AsynchronousTransfer status: FailedPolicy options: Mirror onlyReasons not healthy: Failed to create Snapshot copy snapmirror.a8da596c-6be8-11ed-9716-00a098ad2397_2153142668.2025-06-15_040000 on volume Cluster01-fs01:vol1.Volume is busy- Snapmirror audit logs from the destination cluster report the following message:
Wed Aug 27 12:04:39 CDT 2025 FlexGroupScheduledUpdate[Aug 27 12:00:00]:95129b95-716b-11ed-9716-00a098ad2397 Operation-Uuid=c0be45b7-51c7-482e-932e-43e896fad0d0 Group=flexgroup Operation-Cookie=0 action=Defer source=Cluster01-fs01:vol1 destination=Cluster01-fs01_mirr:vol1_mirr status=Failure message=Failed to create Snapshot copy snapmirror.a8da596c-6be8-11ed-9716-00a098ad2397_2153142668.2025-08-27_120000 on volume Cluster01-fs01:vol1.(Failed to create Snapshot copy snapmirror.a8da596c-6be8-11ed-9716-00a098ad2397_2153142668.2025-08-27_120000 on volume 89f5662a-8f5c-11ec-8b98-00a098adf344:vol1.(Volume is busy))- MGWD logs reports volume is busy during snapshot creation:
0000034a.00e7a3cb 0bc24ebf Thu Aug 28 2025 10:06:59 -04:00 [kern_mgwd:info:3072] 0x82b1adb00: 0: WARNING: Table::volume: get_volAttr:src/tables/volume_template.h:1829 cached_volGetAttr() returned an error 14:37 for volName=vol1__0009, dbladeif_error=19:13158, uptime=19728351947, timeout_at_uptime=19728471542: "Unable to lookup volume attributes for volume vol1__0009. Reason: Volume busy. "000001f0.02648249 0bb10893 Wed Aug 27 2025 00:40:42 -04:00 [kern_mgwd:info:3066] 0x823350900: 8503e80002eafe29: WARNING: Table::volume: get_volAttr:src/tables/volume_template.h:1829 cached_volGetAttr() returned an error 14:37 for volName=vol1__0020, dbladeif_error=19:13158, uptime=19615147769, timeout_at_uptime=19615237365: "Unable to lookup volume attributes for volume vol1__0020. Reason: Volume busy.- Below error messages are seen from rastrace logs:
TRACE #13734 20250822_06:05:01 EDT 19208487.025.129 clock_sec RAS_CAT:ERROR RTT_COUNT:0CG snap <PREPARE> cgv exists: (snapid conflict): cg_id=2311663116204846528, cgv_snapid=1010, new_snapid=1011, op_tracker=143---------------------------------------------------------------TRACE #13735 20250822_06:05:01 EDT 19208487.025.131 clock_sec RAS_CAT:INFO RTT_COUNT:0CG snap <PREPARE> returning err=431, cg_id=2311663116204846528, errvol=-1, nvols=5, snapid=1011, timestamp=2012509565.