On Aug 6, 2006, at 6:42 PM, Geoff Parker wrote:
Hi,
I've got a database with about 155GB of binary data, however when I run the unix utility df, it reports only 60GB of disk space is being used. I've extracted random samples of data from the database, and it all appears correct, so I presume it's not corrupt. Can anyone tell me whether there's some sort of disk compression happening with large objects?

Has anyone else seen this behaviour?

# df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/mapper/VolGroup01-ATV_PGSQL
                     480678616  59285468 396976076  13% /var/lib/pgsql

This is Postresql version 8.1.4 on a slightly modified version of RHEL 4 (2.6.17 kernel).

You sure you're not using tablespaces?
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Jim C. Nasby, Sr. Engineering Consultant      [EMAIL PROTECTED]
Pervasive Software      http://pervasive.com    work: 512-231-6117
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