-- snip --
John,

Not actually true. There is a bitmap merge as part of the resynch.

Ron

> 
> If you CLIP the secondary DASD, just remember that a subsequent RESYNC
> will
> not copy the label since that wasn't changed on the primary subsystem. You
> may want to CLIP it back.
> 
> John
> 
-- snip --
Ron, 

I assume that if both bitmaps indicated that the same track was changed that 
the latest timestamp wins.

If I remember correctly, the timestamps are sourced via the MVS I/O (typically 
from a SYSPLEX timer). Since the primary and secondary may not be attached to 
the same time source, don't you see this as being a little risky!

John



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