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Make some more of the postgresql configuration key adjustable

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Basically, if the variables are defined in the host, use them, otherwise
use the current values.

Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>
This commit is contained in:
Pierre-Yves Chibon 2020-05-21 21:40:35 +02:00 • committed by pingou
parent bdeab305b9
commit 6710db8d0d
1 changed files with 11 additions and 0 deletions
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11
roles/postgresql_server/templates/postgresql.conf
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@ -117,7 +117,11 @@ max_connections = 750 # (change requires restart)
shared_buffers = {{ shared_buffers }} # min 128kB or max_connections*16kB
# (change requires restart)
{% if temp_buffers %}
temp_buffers = {{ temp_buffers }} # min 800kB
{% else %}
temp_buffers = 32MB # min 800kB
{% endif %}
#max_prepared_transactions = 5 # can be 0 or more
# (change requires restart)
# Note: Increasing max_prepared_transactions costs ~600 bytes of shared memory
@ -132,7 +136,12 @@ maintenance_work_mem = 1GB # min 1MB
work_mem = 32MB
maintenance_work_mem = 2GB # min 1MB
{% endif %}
{% if max_stack_depth %}
max_stack_depth = {{ max_stack_depth }} # min 100kB
{% else %}
#max_stack_depth = 2MB # min 100kB
{% endif %}
# - Free Space Map -
@ -225,7 +234,9 @@ random_page_cost = 1.1 # same scale as above
#cpu_tuple_cost = 0.01 # same scale as above
#cpu_index_tuple_cost = 0.005 # same scale as above
#cpu_operator_cost = 0.0025 # same scale as above
{% if effective_cache_size %}
effective_cache_size = {{ effective_cache_size }}
{% endif %}
# - Genetic Query Optimizer -