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<dt style="clear: both; float: left; font-weight: bold; width: 8em">Author</dt>
<dd style="margin-left: 8.5em">YUKI Hiroshi <shimo****@clear*****></dd>
<dt style="clear: both; float: left; font-weight: bold; width: 8em">Date</dt>
<dd style="margin-left: 8.5em">2015-04-07 14:07:03 +0900 (Tue, 07 Apr 2015)</dd>
<dt style="clear: both; float: left; font-weight: bold; width: 8em">New Revision</dt>
<dd style="margin-left: 8.5em"><a href="https://github.com/droonga/droonga-engine/commit/bad290c21a1477f3ec492526d7e3f600c584e112">bad290c21a1477f3ec492526d7e3f600c584e112</a></dd>
<dt style="clear: both; float: left; font-weight: bold; width: 8em">Message</dt>
<dd style="margin-left: 8.5em"><pre style="border: 1px solid #aaa; font-family: Consolas, Menlo, "Liberation Mono", Courier, monospace; line-height: 1.2; padding: 0.5em; width: auto">Add benchmark script for Coolio::TimerWatcher.
Benchmark result:
1.0836857050000002 seconds for 100000 timers
on a development PC (real world)
It is confirmed that overheads for each timer are very small.
This is a good reason to introduce timeout feature based on TimerWatcher
for every messages.</pre></dd>
<dt style="clear: both; float: left; font-weight: bold; width: 8em">Added files</dt>
<dd style="margin-left: 8.5em">
<ul>
<li><a href="https://github.com/droonga/droonga-engine/commit/bad290c21a1477f3ec492526d7e3f600c584e112#diff-0">benchmark/timer-watcher/benchmark.rb</a></li>
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<pre style="border: 0; font-family: Consolas, Menlo, "Liberation Mono", Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre"> Added: benchmark/timer-watcher/benchmark.rb (+44 -0) 100644</span>
<span class="diff-header-mark" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">===================================================================</span>
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<pre style="border: 0; font-family: Consolas, Menlo, "Liberation Mono", Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/bad290c21a1477f3ec492526d7e3f600c584e112#L0R0">...</a></span>
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<pre style="border: 0; font-family: Consolas, Menlo, "Liberation Mono", Courier, monospace; line-height: 1.2; margin: 0; padding: 0.5em; white-space: normal; width: auto"><span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -0,0 +1,44 @@</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+require "coolio"</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$times = 100000</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+def add_timeout_timer(loop)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timeout_timer = Coolio::TimerWatcher.new(60)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timeout_timer.on_timer do</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timeout_timer.detach</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timeout_timer = nil</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ loop.attach(timeout_timer)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timeout_timer</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+puts "start."</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$start = Time.now</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$timers = []</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$loop = Cool.io::Loop.default</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$times.times do</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ $timers << add_timeout_timer($loop)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$timeout_before = Time.now</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+timeout_timer = Coolio::TimerWatcher.new(1)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+timeout_timer.on_timer do</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ $timeout_after = Time.now</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timeout_timer.detach</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ $timers.each do |timer|</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ timer.detach</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ $finish = Time.now</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ delta = $finish - $start</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ delta -= $timeout_after - $timeout_before</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ puts "done."</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+ puts "overhead: #{delta} seconds for #{$times} timers."</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+end</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$loop.attach(timeout_timer)</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+$loop.run</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+</span>
</pre>
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