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Add temp_file_limit GUC parameter to constrain temporary file space usage.

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The limit is enforced against the total amount of temp file space used by
each session.

Mark Kirkwood, reviewed by Cédric Villemain and Tatsuo Ishii
This commit is contained in:
Tom Lane
2011-07-17 14:19:31 -04:00
parent 1bc16a9460
commit 23e5b16c71
7 changed files with 122 additions and 14 deletions
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11
src/backend/utils/errcodes.txt
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@@ -4,7 +4,7 @@
#
# Copyright (c) 2003-2011, PostgreSQL Global Development Group
#
# This list serves a basis for generating source files containing error
# This list serves as the basis for generating source files containing error
# codes. It is kept in a common format to make sure all these source files have
# the same contents.
# The files generated from this one are:
@@ -24,14 +24,14 @@
# sqlstate E/W/S errcode_macro_name spec_name
#
# where sqlstate is a five-character string following the SQLSTATE conventions,
# the second field determines if the code means an error, a warning or success,
# the second field indicates if the code means an error, a warning or success,
# errcode_macro_name is the C macro name starting with ERRCODE that will be put
# in errcodes.h and spec_name is a lowercase, underscore-separated name that
# in errcodes.h, and spec_name is a lowercase, underscore-separated name that
# will be used as the PL/pgSQL condition name and will also be included in the
# SGML list. The last field is optional, if not present the PL/pgSQL condition
# and the SGML entry will not be generated.
#
# Empty lines and ones starting with a hash are comments.
# Empty lines and lines starting with a hash are comments.
#
# There are also special lines in the format of:
#
@@ -368,6 +368,7 @@ Section: Class 53 - Insufficient Resources
53100 E ERRCODE_DISK_FULL disk_full
53200 E ERRCODE_OUT_OF_MEMORY out_of_memory
53300 E ERRCODE_TOO_MANY_CONNECTIONS too_many_connections
53400 E ERRCODE_CONFIGURATION_LIMIT_EXCEEDED configuration_limit_exceeded
Section: Class 54 - Program Limit Exceeded
@@ -393,7 +394,7 @@ Section: Class 57 - Operator Intervention
57P01 E ERRCODE_ADMIN_SHUTDOWN admin_shutdown
57P02 E ERRCODE_CRASH_SHUTDOWN crash_shutdown
57P03 E ERRCODE_CANNOT_CONNECT_NOW cannot_connect_now
57P04 E ERRCODE_DATABASE_DROPPED database_dropped
57P04 E ERRCODE_DATABASE_DROPPED database_dropped
Section: Class 58 - System Error (errors external to PostgreSQL itself)