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Contents
# encoding: binary
# Phusion Passenger - https://www.phusionpassenger.com/
# Copyright (c) 2012-2013 Phusion
#
# "Phusion Passenger" is a trademark of Hongli Lai & Ninh Bui.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
require 'thread'
module PhusionPassenger
module Rack
class OutOfBandGc
def initialize(app, frequency, logger = nil)
@app = app
@frequency = frequency
@request_count = 0
@mutex = Mutex.new
::PhusionPassenger.on_event(:oob_work) do
t0 = Time.now
disabled = GC.enable
GC.start
GC.disable if disabled
logger.info "Out Of Band GC finished in #{Time.now - t0} sec" if logger
end
end
def call(env)
status, headers, body = @app.call(env)
@mutex.synchronize do
@request_count += 1
if @request_count == @frequency
@request_count = 0
headers['X-Passenger-Request-OOB-Work'] = 'true'
end
end
[status, headers, body]
end
end
end # module Rack
end # module PhusionPassenger
Version data entries
33 entries across 33 versions & 1 rubygems