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Friday, February 06, 2015

Order of temporary disk space uses by Sort stage

The Sort stage uses temporary disk space when performing a sort. It looks in the following locations, in the
following order, for this temporary space.

1. Scratch disks in the disk pool sort (you can create these pools in the configuration file).
2. Scratch disks in the default disk pool (scratch disks are included here by default).
3. The directory specified by the TMPDIR environment variable.
4. The directory /tmp.

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