instance method `acquire_connection`

Ruby on Rails 4.2.9

Since v4.0.13 Private

Available in: v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

acquire_connection()

Acquire a connection by one of 1) immediately removing one from the queue of available connections, 2) creating a new connection if the pool is not at capacity, 3) waiting on the queue for a connection to become available.

Raises:

ConnectionTimeoutError if a connection could not be acquired

Source

# File activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb, line 418
      def acquire_connection
        if conn = @available.poll
          conn
        elsif @connections.size < @size
          checkout_new_connection
        else
          reap
          @available.poll(@checkout_timeout)
        end
      end

Defined in activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb line 418 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::ConnectionPool

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