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Versions: 15
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Contents
#
# Fluent
#
# Copyright (C) 2011 FURUHASHI Sadayuki
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
module Fluent
class GCStatInput < Input
Plugin.register_input('gc_stat', self)
def initialize
super
end
config_param :emit_interval, :time, :default => 60
config_param :tag, :string
class TimerWatcher < Coolio::TimerWatcher
def initialize(interval, repeat, log, &callback)
@callback = callback
@log = log
super(interval, repeat)
end
def on_timer
@callback.call
rescue
# TODO log?
@log.error $!.to_s
@log.error_backtrace
end
end
def configure(conf)
super
end
def start
@loop = Coolio::Loop.new
@timer = TimerWatcher.new(@emit_interval, true, log, &method(:on_timer))
@loop.attach(@timer)
@thread = Thread.new(&method(:run))
end
def shutdown
@loop.watchers.each {|w| w.detach }
@loop.stop
@thread.join
end
def run
@loop.run
rescue
log.error "unexpected error", :error=>$!.to_s
log.error_backtrace
end
def on_timer
now = Engine.now
record = GC.stat
Engine.emit(@tag, now, record)
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems