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# frozen_string_literal: true
def log_pool_size(db, previous_pool_size, current_pool_size)
log_message = ["#{db} connection pool size: #{current_pool_size}"]
if previous_pool_size && current_pool_size > previous_pool_size
log_message << "(increased from #{previous_pool_size} to match thread count)"
end
Gitlab::AppLogger.debug(log_message.join(' '))
end
Gitlab.ee do
# We need to initialize the Geo database before
# setting the Geo DB connection pool size.
if File.exist?(Rails.root.join('config/database_geo.yml'))
Rails.application.configure do
config.geo_database = config_for(:database_geo)
end
end
end
# We configure the database connection pool size automatically based on the
# configured concurrency. We also add some headroom, to make sure we don't run
# out of connections when more threads besides the 'user-facing' ones are
# running.
#
# Read more about this in doc/development/database/client_side_connection_pool.md
headroom = (ENV["DB_POOL_HEADROOM"].presence || 10).to_i
calculated_pool_size = Gitlab::Runtime.max_threads + headroom
db_config = Gitlab::Database.config ||
Rails.application.config.database_configuration[Rails.env]
db_config['pool'] = calculated_pool_size
ActiveRecord::Base.establish_connection(db_config)
Gitlab.ee do
if Gitlab::Runtime.sidekiq? && Gitlab::Geo.geo_database_configured?
Rails.configuration.geo_database['pool'] = calculated_pool_size
Geo::TrackingBase.establish_connection(Rails.configuration.geo_database)
end
end
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