If you are doing differentials/incrementals the index size is also related to 
the rate of changes on the files. Two filesystems with the same number of 
files, but one where a large number of files change daily can easily have 2x 
size of the index.



> -----Original Message-----
> From: EMC NetWorker discussion [mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU] 
> On Behalf Of tbirkenbach
> Sent: Tuesday, February 08, 2011 9:41 AM
> To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
> Subject: [Networker] Indexes of Unusual Size
> 
> For most of my NetWorker clients, index size is between 100 and 500 MB.  On 
> the "plus size" side, I
> have nine clients that go from 1.2 GB to 1.7 GB.  However, I have my "jumbo" 
> client with an index size
> of 19 GB.  I'm not sure what's average for other systems, but jumping from 
> 5.7 GB to 19 GB tells me
> something isn't right.  Any ideas on what could be causing this?
> 
> System info...
> Backup host: NetWorker v7.6.1.1 Build 422 on Solaris 10 (Intel)
> Client: NetWorker v7.6.1 Build 397 on Mac OS 10.6
> 
> NetWorker version was recently upgraded on the client in the (blind) hope 
> that this would somehow
> effect index size (as well as the very slow performance, but that's a 
> different question).  I also
> recently changed the backup scheme from one full per week with daily 
> incrementals to on full per month
> with daily incrementals.  That seemed to curb the index size a bit, but the 
> index is still over three
> times larger than the next largest system.  Oddly enough, "jumbo" (the client 
> with the large index)
> does not even have the most files of all the systems I backup.  In fact, the 
> system with the most
> files has over 19,000,000 files and is number three on the largest index size 
> with 5.4 GB.  Jumbo,
> BTW, has 13,700,000 files.
> 
> Any help, insight and/or direction is greatly appreciated.
> 
> -Tom B.
> 
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