On Wed, 29 Nov 1995 08:11:19 -0600 Mark A. Stevens said:
>On Nov 28,  5:16pm Paul Zarnowski said:
>>There may be nothing wrong with your tape mount exits.  We have run into
>>similar situations.  Because one of your three disk volumes was read-only,
>>ADSM was unable to store any data in the disk storage pool.  However,
>>because the read-only volume was part of the disk storage pool, it is
>>included when determining whether to trigger migration.  2 of your 3 disk
>>volumes were 100% utilized.  However, the 3rd was 0% utilized.  The disk
>>storage pool was therefore 67% utilized - not high enough to trigger
>>migration!  While the likelihood of a disk volume becoming read-only is low,
>>it is still a possibility.  Therefore, it would be nice if ADSM migration
>>were able to handle this situation better - i.e., by somehow figuring out
>>that a migration is necessary.
>
>However,?! the user (my boss of all people) when attempting to back up
>his Mac, received a message that off-line media would be used. There
>were no mount requests and the connection was severed, by the server I
>think, since my boss left it alone after clicking on WAIT. So
>"somebody" knew that cartridges were supposed to be mounted.

Yes, of course you are right.  I skipped right over that point in your
original mailfile.  So, you may be experiencing both problems - the one
that Migration is not triggering, and a problem with your mount exits.