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postgres: Add knobs for parallelism control.

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This commit is contained in:
Alex Vandiver
2025-05-09 19:27:06 -04:00
committed by Tim Abbott
parent 933871e825
commit b4c8d2e6f5
3 changed files with 30 additions and 0 deletions
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6
puppet/zulip/manifests/profile/postgresql.pp
View File

@@ -14,6 +14,12 @@ class zulip::profile::postgresql {
$shared_buffers = zulipconf('postgresql', 'shared_buffers', sprintf('%dMB', $total_postgres_memory_mb / 4))
$effective_cache_size = zulipconf('postgresql', 'effective_cache_size', sprintf('%dMB', $total_postgres_memory_mb * 3 / 4))
$maintenance_work_mem = zulipconf('postgresql', 'maintenance_work_mem', sprintf('%dMB', min(2048, $total_postgres_memory_mb / 8)))
$max_worker_processes = zulipconf('postgresql', 'max_worker_processes', undef)
$max_parallel_workers_per_gather = zulipconf('postgresql', 'max_parallel_workers_per_gather', undef)
$max_parallel_workers = zulipconf('postgresql', 'max_parallel_workers', undef)
$max_parallel_maintenance_workers = zulipconf('postgresql', 'max_parallel_maintenance_workers', undef)
$wal_buffers = zulipconf('postgresql', 'wal_buffers', undef)
$random_page_cost = zulipconf('postgresql', 'random_page_cost', undef)
$effective_io_concurrency = zulipconf('postgresql', 'effective_io_concurrency', undef)

12
puppet/zulip/templates/postgresql/14/postgresql.conf.template.erb
View File

@@ -835,6 +835,18 @@ random_page_cost = <%= @random_page_cost %>
<% unless @effective_io_concurrency.nil? -%>
effective_io_concurrency = <%= @effective_io_concurrency %>
<% end -%>
<% unless @max_worker_processes.nil? -%>
max_worker_processes = <%= @max_worker_processes %>
<% end -%>
<% unless @max_parallel_workers_per_gather.nil? -%>
max_parallel_workers_per_gather = <%= @max_parallel_workers_per_gather %>
<% end -%>
<% unless @max_parallel_workers.nil? -%>
max_parallel_workers = <%= @max_parallel_workers %>
<% end -%>
<% unless @max_parallel_maintenance_workers.nil? -%>
max_parallel_maintenance_workers = <%= @max_parallel_maintenance_workers %>
<% end -%>
<% unless @listen_addresses.nil? -%>
listen_addresses = <%= @listen_addresses %>

12
puppet/zulip/templates/postgresql/zulip.conf.template.erb
View File

@@ -39,6 +39,18 @@ random_page_cost = <%= @random_page_cost %>
<% unless @effective_io_concurrency.nil? -%>
effective_io_concurrency = <%= @effective_io_concurrency %>
<% end -%>
<% unless @max_worker_processes.nil? -%>
max_worker_processes = <%= @max_worker_processes %>
<% end -%>
<% unless @max_parallel_workers_per_gather.nil? -%>
max_parallel_workers_per_gather = <%= @max_parallel_workers_per_gather %>
<% end -%>
<% unless @max_parallel_workers.nil? -%>
max_parallel_workers = <%= @max_parallel_workers %>
<% end -%>
<% unless @max_parallel_maintenance_workers.nil? -%>
max_parallel_maintenance_workers = <%= @max_parallel_maintenance_workers %>
<% end -%>
<% if @s3_backups_bucket != '' -%>
# WAL backups to S3 (may also be used for replication)