SnapMirror Update Failed with Transfer Failed (Out of Memory)
Applies to
- ONTAP 9
- SnapMirror
Issue
- Some sessions fail due to out of memory during the
snapmirror update
. - The synchronization eventually completes after retries.
- The following events intermittently occur during the
snapmirror update
.
EMS Log
Mon Oct 28 06:46:44 +0900 [XXX: repl_Handle_reg: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 443MB remaining.
Mon Oct 28 06:48:17 +0900 [XXX: repl_Handle_reg: repl.out.of.memory:notice]: SnapMirror replication transfer encountered an out-of-memory error.
Mon Oct 28 06:51:26 +0900 [XXX: repl_Handle_reg: repl.out.of.memory:notice]: SnapMirror replication transfer encountered an out-of-memory error.
Mon Oct 28 06:52:00 +0900 [XXX: repl_Handle_reg: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 469MB remaining.
Mon Oct 28 06:52:20 +0900 [XXX: repl_Handle_reg: repl.out.of.memory:notice]: SnapMirror replication transfer encountered an out-of-memory error.
Mon Oct 28 06:52:20 +0900 [XXX: repl_Handle_reg: repl.out.of.memory:notice]: SnapMirror replication transfer encountered an out-of-memory error.
Mon Oct 28 06:53:10 +0900 [XXX: repl_Handle_reg: repl.out.of.memory:notice]: SnapMirror replication transfer encountered an out-of-memory error.
Mon Oct 28 06:57:13 +0900 [XXX: repl_Handle_reg: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 421MB remaining.
Mon Oct 28 07:02:22 +0900 [XXX: repl_Handle_reg: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 387MB remaining.
Mon Oct 28 07:04:15 +0900 [XXX: wafl_exempt02: wafl.memory.statusLowMemory:notice]: WAFL is running low on memory, with 837MB remaining.
Mon Oct 28 07:09:36 +0900 [XXX: wafl_exempt01: wafl.memory.statusLowMemory:notice]: WAFL is running low on memory, with 915MB remaining.
Mon Oct 28 07:15:00 +0900 [XXX: wafl_exempt07: wafl.memory.statusLowMemory:notice]: WAFL is running low on memory, with 861MB remaining.
Mon Oct 28 07:30:00 +0900 [XXX: wafl_exempt05: wafl.memory.statusLowMemory:notice]: WAFL is running low on memory, with 886MB remaining.
SnapMirror Audit Log
Mon Oct 28 04:37:20 JST 2024 ManualUpdate[Oct 28 04:30:06]:XXX Operation-Uuid=<operation_uuid> Group=none Operation-Cookie=0 action=Defer source=<source_path> destination=<destination_path> status=Failure message=Transfer failed.(Out of memory)