# File lib/active_record/connection_adapters/abstract/connection_pool.rb, line 66 def initialize(spec) @spec = spec # The cache of reserved connections mapped to threads @reserved_connections = {} # The mutex used to synchronize pool access @connection_mutex = Monitor.new @queue = @connection_mutex.new_cond # default 5 second timeout unless on ruby 1.9 @timeout = if RUBY_VERSION < '1.9' spec.config[:wait_timeout] || 5 end # default max pool size to 5 @size = (spec.config[:pool] && spec.config[:pool].to_i) || 5 @connections = [] @checked_out = [] end