Bill Shannon wrote:
> If I do something like this:
> 
> zfs snapshot [EMAIL PROTECTED]
> zfs send [EMAIL PROTECTED] > tank.backup
> sleep 86400
> zfs rename [EMAIL PROTECTED] [EMAIL PROTECTED]
> zfs snapshot [EMAIL PROTECTED]
> zfs send -I [EMAIL PROTECTED] [EMAIL PROTECTED] > tank.incr
> 
> Am I going to be able to restore the streams?
> Or is it going to be confused because I renamed
> the snapshot?

I know this isn't answering the question but rather than using "today" 
and "yesterday" why not not just use dates ?

I do this:

zfs snapshot -R [EMAIL PROTECTED] +%F`

Or sometimes even `date +%F:%T`

It may also be worth you having a look at Tim Fosters ZFS auto snapshot 
and auto backup services:

http://blogs.sun.com/timf/entry/zfs_automatic_snapshots_0_10

http://blogs.sun.com/timf/entry/zfs_automatic_for_the_people

-- 
Darren J Moffat
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