HYDIN0930I (OP0930) Deferred Copy Throttling on tape attach cache partition started. Reasons (Heavy host I/O:
reason bit0, High cluster resource usage: reason bit1, Immediate Copy Throttling: reason
bit2.
Explanation
Deferred Copy Throttling on tape attach cache partition started because of the
following reasons:
- Heavy host I/O: Current or average Host I/O create is greater than Deferred Copy Throttling
current/average Threshold.
- High cluster resource usage: CPU or Disk cache is busy.
- Immediate copy throttling: Immediate copy related with the cluster remains in Copy queue for
long time.
Operator response
Check if the deferred copy throttling started because of expected
reasons.