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88 lines
3.4 KiB
88 lines
3.4 KiB
// Copyright (c) 2004-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as published by
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// the Free Software Foundation
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//
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// There are special exceptions to the terms and conditions of the GPL
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// as it is applied to this software. View the full text of the
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// exception in file EXCEPTIONS in the directory of this software
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// distribution.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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using System;
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using System.Diagnostics;
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using MySql.Data.MySqlClient.Properties;
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namespace MySql.Data.MySqlClient
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{
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internal class PerformanceMonitor
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{
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private MySqlConnection connection;
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private static PerformanceCounter procedureHardQueries;
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private static PerformanceCounter procedureSoftQueries;
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public PerformanceMonitor(MySqlConnection connection)
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{
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this.connection = connection;
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string categoryName = Resources.PerfMonCategoryName;
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if (connection.Settings.UsePerformanceMonitor && procedureHardQueries == null)
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{
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try
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{
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procedureHardQueries = new PerformanceCounter(categoryName,
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"HardProcedureQueries", false);
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procedureSoftQueries = new PerformanceCounter(categoryName,
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"SoftProcedureQueries", false);
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}
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catch (Exception ex)
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{
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MySqlTrace.LogError(connection.ServerThread, ex.Message);
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}
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}
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}
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#if DEBUG
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private void EnsurePerfCategoryExist()
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{
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CounterCreationDataCollection ccdc = new CounterCreationDataCollection();
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CounterCreationData ccd = new CounterCreationData();
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ccd.CounterType = PerformanceCounterType.NumberOfItems32;
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ccd.CounterName = "HardProcedureQueries";
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ccdc.Add(ccd);
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ccd = new CounterCreationData();
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ccd.CounterType = PerformanceCounterType.NumberOfItems32;
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ccd.CounterName = "SoftProcedureQueries";
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ccdc.Add(ccd);
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if (!PerformanceCounterCategory.Exists(Resources.PerfMonCategoryName))
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PerformanceCounterCategory.Create(Resources.PerfMonCategoryName, null, ccdc);
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}
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#endif
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public void AddHardProcedureQuery()
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{
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if (!connection.Settings.UsePerformanceMonitor ||
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procedureHardQueries == null) return;
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procedureHardQueries.Increment();
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}
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public void AddSoftProcedureQuery()
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{
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if (!connection.Settings.UsePerformanceMonitor ||
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procedureSoftQueries == null) return;
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procedureSoftQueries.Increment();
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}
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}
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} |