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# DBMS configuruation
# Copyright (C) 2022 Nguyễn Gia Phong
#
# This file is part of loang configuration.
#
# Loang configuration is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Loang configuration is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with loang configuration. If not, see <https://www.gnu.org/licenses/>.
{ pkgs, ... }:
{
services.postgresql = {
enable = true;
package = pkgs.postgresql_15;
settings = {
checkpoint_timeout = "5min";
effective_cache_size = "1GB";
effective_io_concurrency = 100;
maintenance_work_mem = "320MB";
max_parallel_maintenance_workers = 4;
max_parallel_workers_per_gather = 4;
max_wal_senders = 0;
random_page_cost = 1.25;
shared_buffers = "512MB";
wal_buffers = -1;
work_mem = "32MB";
};
};
}
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