进程管理就是对服务器性能的管理和协调,在程序的运行角度来看非常重要,也可以根据操作进程的手段,衍生很多实用和智能的功能,以下就是介绍一个自己写的进程通用操作类,功能如下:
1.把ProcessUtility类直接复制到程序中即可实用。
2.调用方法 ex:ProcessUtility.resetProcessByPName("explorer");
代码如下:
代码
using
System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
/// <summary>
/// author:Stone_W
/// date:2010.12.20
/// desc:进程管理类
/// </summary>
public class ProcessUtility
{
#region 进程的cpu使用率
/// <summary>
/// 进程的cpu使用率
/// </summary>
/// <param name="processName"> 进程的名称 </param>
/// <returns> string </returns>
public static string GetProcessRate( string processName)
{
string result = String.Empty;
try
{
PerformanceCounter pfc = new PerformanceCounter(); // 性能计数器
pfc.CategoryName = " Process " ; // 指定获取计算机进程信息
pfc.CounterName = " % Processor Time " ; // 占有率
pfc.InstanceName = processName; // 指定进程
pfc.MachineName = " . " ;
result = Math.Round(pfc.NextValue(), 2 ) + " % " ;
}
catch (Exception ex) { }
return result;
}
#endregion
#region 进程内存使用(单位:K)
/// <summary>
/// 进程内存使用(单位:K)
/// </summary>
/// <param name="pcs"> 进程实体 </param>
/// <returns> string </returns>
public static string GetProcessDDR(Process pcs)
{
string result = String.Empty;
try
{
result = (pcs.PrivateMemorySize / 1000.0 ).ToString();
}
catch (Exception ex) { }
return result;
}
#endregion
#region 关闭进程
/// <summary>
/// 关闭进程
/// </summary>
/// <param name="pName"> 进程的名称 </param>
/// <returns> bool </returns>
public static bool StopProcessByPName( string pName)
{
bool result = false ;
if ( ! String.IsNullOrEmpty(pName))
{
try
{
Process[] myProcesses = Process.GetProcesses();
foreach (System.Diagnostics.Process myProcess in myProcesses)
{
if (myProcess.ProcessName.ToUpper() == pName.ToUpper().Trim())
{
myProcess.Kill();
}
}
result = true ;
}
catch (Exception ex) { }
}
return result;
}
#endregion
#region 重新启动进程
/// <summary>
/// 重新启动进程
/// </summary>
/// <param name="pName"> 进程名称 </param>
/// <returns> bool </returns>
public static bool resetProcessByPName( string pName)
{
bool result = false ;
if ( ! String.IsNullOrEmpty(pName))
{
try
{
Process[] myProcesses;
myProcesses = Process.GetProcessesByName(pName);
foreach (Process myProcess in myProcesses)
{
myProcess.Kill();
}
result = true ;
}
catch (Exception ex) { }
}
return result;
}
#endregion
}
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
/// <summary>
/// author:Stone_W
/// date:2010.12.20
/// desc:进程管理类
/// </summary>
public class ProcessUtility
{
#region 进程的cpu使用率
/// <summary>
/// 进程的cpu使用率
/// </summary>
/// <param name="processName"> 进程的名称 </param>
/// <returns> string </returns>
public static string GetProcessRate( string processName)
{
string result = String.Empty;
try
{
PerformanceCounter pfc = new PerformanceCounter(); // 性能计数器
pfc.CategoryName = " Process " ; // 指定获取计算机进程信息
pfc.CounterName = " % Processor Time " ; // 占有率
pfc.InstanceName = processName; // 指定进程
pfc.MachineName = " . " ;
result = Math.Round(pfc.NextValue(), 2 ) + " % " ;
}
catch (Exception ex) { }
return result;
}
#endregion
#region 进程内存使用(单位:K)
/// <summary>
/// 进程内存使用(单位:K)
/// </summary>
/// <param name="pcs"> 进程实体 </param>
/// <returns> string </returns>
public static string GetProcessDDR(Process pcs)
{
string result = String.Empty;
try
{
result = (pcs.PrivateMemorySize / 1000.0 ).ToString();
}
catch (Exception ex) { }
return result;
}
#endregion
#region 关闭进程
/// <summary>
/// 关闭进程
/// </summary>
/// <param name="pName"> 进程的名称 </param>
/// <returns> bool </returns>
public static bool StopProcessByPName( string pName)
{
bool result = false ;
if ( ! String.IsNullOrEmpty(pName))
{
try
{
Process[] myProcesses = Process.GetProcesses();
foreach (System.Diagnostics.Process myProcess in myProcesses)
{
if (myProcess.ProcessName.ToUpper() == pName.ToUpper().Trim())
{
myProcess.Kill();
}
}
result = true ;
}
catch (Exception ex) { }
}
return result;
}
#endregion
#region 重新启动进程
/// <summary>
/// 重新启动进程
/// </summary>
/// <param name="pName"> 进程名称 </param>
/// <returns> bool </returns>
public static bool resetProcessByPName( string pName)
{
bool result = false ;
if ( ! String.IsNullOrEmpty(pName))
{
try
{
Process[] myProcesses;
myProcesses = Process.GetProcessesByName(pName);
foreach (Process myProcess in myProcesses)
{
myProcess.Kill();
}
result = true ;
}
catch (Exception ex) { }
}
return result;
}
#endregion
}
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作者: 王磊
出处: http://vipstone.cnblogs.com/
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