Thanks for the reply Allan,

At the time(s) it seemed that DFHSM was finishing recycle processing and
would not respond to commands or not come down with a purge command.
There was no CDS backup running at the time(s).

But next time it happens, I'll issue the below commands and look at the
response.

Thanks,
Claude

< snip >

1) Assuming the task is not consuming CPU or IO, is this a problem?
Perhaps HSM has nothing to do.

2) What does F DFHSM,Q ACTIVE show? Likewise, F DFHSM, Q REQ?

3) Check for a CDS Backup running during some other long running (e.g.
recycle) task.
Activities will "stack up" until the CDS backup completes.
Issue d grs,c to confirm, although it should show up on the Q active
command.

<snip>


<snip>
Subject: DFHSM hang condition on z/OS 1.9.

Has anyone noticed an occasional 'hung condition' on DFHSM lately? Where
the task is just stuck and doing nothing?

This has happened about 2-3 times over the past few months and at
different times/conditions.

</snip>

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