pgsql: New autovacuum_work_mem parameter

New autovacuum_work_mem parameter

If autovacuum_work_mem is set, autovacuum workers now use
this parameter in preference to maintenance_work_mem.

Peter Geoghegan

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/8693559cacf1765697c32fc38574af3c19ce61c1

Modified Files
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doc/src/sgml/config.sgml                      |   22 ++++++++++++++--
src/backend/commands/vacuumlazy.c             |   19 ++++++++------
src/backend/postmaster/autovacuum.c           |    1 +
src/backend/utils/misc/guc.c                  |   35 +++++++++++++++++++++++++
src/backend/utils/misc/postgresql.conf.sample |    1 +
src/include/postmaster/autovacuum.h           |    1 +
6 files changed, 69 insertions(+), 10 deletions(-)