mirror of https://gitee.com/bigwinds/arangodb
98 lines
3.6 KiB
JavaScript
98 lines
3.6 KiB
JavaScript
/*jslint indent: 2, nomen: true, maxlen: 120, sloppy: true, vars: true, white: true, plusplus: true */
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/*global require, ENABLE_STATISTICS */
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////////////////////////////////////////////////////////////////////////////////
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/// @brief JavaScript server functions
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2004-2013 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is triAGENS GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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/// @author Copyright 2011-2013, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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// extend prototypes for internally defined classes
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require("org/arangodb");
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// -----------------------------------------------------------------------------
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// --SECTION-- global functions
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @brief global 'Buffer'
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////////////////////////////////////////////////////////////////////////////////
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var Buffer = require("buffer").Buffer;
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// -----------------------------------------------------------------------------
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// --SECTION-- statistics
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// -----------------------------------------------------------------------------
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////////////////////////////////////////////////////////////////////////////////
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/// @brief installs a period statistics handler
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////////////////////////////////////////////////////////////////////////////////
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(function () {
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if (! ENABLE_STATISTICS) {
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// statistics are turned off
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return;
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}
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var internal = require("internal");
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var interval = require('org/arangodb/statistics').STATISTICS_INTERVAL;
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var interval15 = require('org/arangodb/statistics').STATISTICS_HISTORY_INTERVAL;
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if (internal.threadNumber === 0 && typeof internal.registerTask === "function") {
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internal.registerTask({
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id: "statistics-collector",
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name: "statistics-collector",
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offset: interval / 10,
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period: interval,
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command: "require('org/arangodb/statistics').historian();"
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});
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internal.registerTask({
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id: "statistics-average-collector",
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name: "statistics-average-collector",
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offset: 2 * interval,
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period: interval15,
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command: "require('org/arangodb/statistics').historianAverage();"
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});
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internal.registerTask({
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id: "statistics-gc",
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name: "statistics-gc",
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offset: Math.random() * interval15 / 2,
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period: interval15 / 2,
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command: "require('org/arangodb/statistics').garbageCollector();"
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});
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}
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}());
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// -----------------------------------------------------------------------------
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// --SECTION-- END-OF-FILE
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// -----------------------------------------------------------------------------
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "\\(/// @brief\\|/// @addtogroup\\|// --SECTION--\\|/// @page\\|/// @\\}\\)"
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// End:
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