HCL delivered a new InterimFix for Domino 12.0.1 where a lot of fixes with DAOS are included:
|DCKTCARNVR||Fixed an issue where error may result in long held locks on daoscat.nsf during replication|
|SPPPCAMM6Y||Fixed an issue where there were multiple locks on daoscat.nsf|
|HPRHCASE7N||Fixed Domino crashes related to DAOS|
|BSPRCBQLLJ||Fixed deadlock and performance issues related to DAOS|
You can download IF2 from HCL FlexNet Portal.