Efficiency background fullscan makes no progress in sharing phase
Applies to
- ONTAP 9 without fix for 1513612.
- Storage Efficiency
Issue
- Background deduplication operation makes no progress after some time where it did make progress initially.
- The slow phase of the background efficiency operation is
saving_sharing
, other phases likegathering
orsorting
work as expected. - The last line in
/etc/sis
logfile associated with the volume the efficiency operation runs against is:
Thu Aug 11 15:48:46 UTC 2022 [Vserver UUID: 2bd2eabc-cb7c-11ab-8122-d039ea4dab7b] /vol/vol_name [sid: 1660211132] Sharing (0 return status)
Note: The /etc/sis
log can be investigated by using the SPM interface, when pointing a web browser to URL https://<node-mgmt-ip>/spi/etc/log/
.