Thanks to all.

Basically, I need to save space on tape and time, becausee in the future I
will need to add more fs to the tape and I don't want to use several per
backup.
I will try with the incremental idea, and if it doesn't work for me I will
then try with gnutar. Thanks a lot!

Pablo.-

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My opinions may have changed, but not the fact that I am right. (Ashleigh
Brilliant)                      
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->
->On Fri, Aug 08, 2003 at 03:06:43PM +0100, Pablo Jejcic wrote:
->> Dear List,
->>             I have Amanda working without problems on our 
->network, and backing 
->> up many directories using ufsdump (on solaris 9).
->>             Now, we have a new project which will need a 
->lot of static 
->> information, and I don't want to backup it everyday, but they still 
->> need a full fs for theirselfs. Therefore, how can I exclude some 
->> files/directories from a ufsdump backup?
->
->You should have deleted the "In-Reply-To: " header so your 
->message would look like a new topic rather than a 
->continuation of the one you copied.
->
->If I understand your requirements correctly, you don't want 
->to waste tape space, and maybe time, dealing with certain 
->file systems daily, just once per dumpcycle.  This is in 
->contrast to the more common request of how to exclude a 
->specific directory within a file system.  (The latter can't 
->be done with ufsdump, only with gnutar).
->
->Two approaches, one is don't do anything.  I have several 
->static DLE's (disk list entries) and for their incremental 
->dumps all that is written to tape is 32KB.  Not a lot of tape 
->wasted.  But it still takes time and cpu to determine there 
->is nothing to backup.
->
->The second is to define a new dumptype to use with those 
->DLE's.  It can include your current dumptype plus the single 
->line "skip-incr".  Then between level-0 dumps on those DLE's 
->you will get an amreport like this:
->
->   hostname DLE   1 SKIPPED --------------------
->
->
->HTH
->-- 
->Jon H. LaBadie                  jon AT jgcomp DOT com
-> JG Computing
-> 4455 Province Line Road        (609) 252-0159
-> Princeton, NJ  08540-4322      (609) 683-7220 (fax)
->