Error: file pg_psort*

Juan Manuel =?iso-8859-1?Q?Garc=EDa?= Arias <desarrollo@centrored.com> writes:

�What is this file?
�what can I do? One of this file is of 2.6 Gb

Files named like that are just temporary files for sorting; you can
remove them if the creating process isn't around anymore.

BTW, consider updating to a more recent version of Postgres. We haven't
named the temp files like that for quite a while.

regards, tom lane