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      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Author</dt>
      <dd style="margin-left: 8.5em">Kouhei Sutou &lt;kou****@clear*****&gt;</dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Date</dt>
      <dd style="margin-left: 8.5em">2015-01-05 14:35:17 +0900 (Mon, 05 Jan 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/43c6f582831dd2768529b6e592a92a0f8aaa8b02">43c6f582831dd2768529b6e592a92a0f8aaa8b02</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, &quot;Liberation Mono&quot;, Courier, monospace; line-height: 1.2; padding: 0.5em; width: auto">droonga-engine: remove needless serf.running check

If we stop serf after we stop catalog observer, serf must be running on
catalog observer notifies changed event.</pre></dd>
      <dt style="clear: both; float: left; font-weight: bold; width: 8em">Modified files</dt>
      <dd style="margin-left: 8.5em">
        <ul>
          <li><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#diff-0">lib/droonga/command/droonga_engine.rb</a></li>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, 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">  Modified: lib/droonga/command/droonga_engine.rb (+3 -3)</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, &quot;Liberation Mono&quot;, 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/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L389">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L390">390</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L391">391</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L392">392</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L393">393</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L394">394</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L395">395</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L396">396</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L397">397</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L398">398</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L399">399</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L400">400</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L401">401</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L402">402</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L403">403</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L404">404</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L436">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L437">437</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L438">438</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L439">439</a></span>
<span class="diff-line-number-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L440">440</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L441">441</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L442">442</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0L443">443</a></span>
</pre>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, 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/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R389">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R390">390</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R391">391</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R392">392</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R393">393</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R394">394</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R395">395</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R396">396</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R397">397</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R398">398</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R399">399</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R400">400</a></span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R401">401</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R402">402</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R403">403</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R404">404</a></span>
<span class="diff-line-number-hunk-header" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R436">...</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R437">437</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R438">438</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R439">439</a></span>
<span class="diff-line-number-nothing" style="display: block; white-space: pre">&nbsp;</span>
<span class="diff-line-number-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R440">440</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R441">441</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R442">442</a></span>
<span class="diff-line-number-not-changed" style="display: block; white-space: pre"><a href="https://github.com/droonga/droonga-engine/commit/43c6f582831dd2768529b6e592a92a0f8aaa8b02#L0R443">443</a></span>
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<pre style="border: 0; font-family: Consolas, Menlo, &quot;Liberation Mono&quot;, 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">@@ -390,15 +390,15 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">module Droonga</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">         def stop_gracefully</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           @command_runner.stop</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-          @serf.stop</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           @catalog_observer.stop</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+          @serf.stop</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           @service_runner.stop_gracefully</span>
<span class="diff-not-changed" style="display: block; white-space: pre">         end</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-not-changed" style="display: block; white-space: pre">         def stop_immediately</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           @command_runner.stop</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-          @serf.stop</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           @catalog_observer.stop</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+          @serf.stop</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           @service_runner.stop_immediately</span>
<span class="diff-not-changed" style="display: block; white-space: pre">         end</span>
<span class="diff-not-changed" style="display: block; white-space: pre"> </span>
<span class="diff-hunk-header" style="background-color: #eaf2f5; color: #999999; display: block; white-space: pre">@@ -437,7 +437,7 @@ <span class="diff-context" style="background-color: #ffffaa; color: #000000">module Droonga</span></span>
<span class="diff-not-changed" style="display: block; white-space: pre">           catalog_observer = FileObserver.new(@loop, Path.catalog)</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           catalog_observer.on_change = lambda do</span>
<span class="diff-not-changed" style="display: block; white-space: pre">             restart_graceful</span>
<span class="diff-deleted" style="background-color: #ffaaaa; color: #000000; display: block; white-space: pre">-            @serf.update_cluster_id if @serf and @serf.running?</span>
<span class="diff-added" style="background-color: #aaffaa; color: #000000; display: block; white-space: pre">+            @serf.update_cluster_id</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           end</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           catalog_observer.start</span>
<span class="diff-not-changed" style="display: block; white-space: pre">           catalog_observer</span>
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