/// <summary>
/// Create counter list from string
/// </summary>
/// <param name="counterString">string which represents one or more counters: "\\<machineName>\<categoryName>(<instanceName>)\<counterName>"
/// counterName and/or instanceName can have the special value "#ALL#", meaning we want to get all of them</param>
/// <returns>list of counters</returns>
public static IEnumerable <System.Diagnostics.PerformanceCounter> CreateCountersFromString(string counterString)
{
string machineName, categoryName, instanceName, counterName;
ParseCounterString(counterString, out machineName, out categoryName, out instanceName, out counterName);
System.Diagnostics.PerformanceCounterCategory category = new System.Diagnostics.PerformanceCounterCategory(categoryName, machineName);
IEnumerable <System.Diagnostics.PerformanceCounter> counters = new System.Diagnostics.PerformanceCounter[] { };
if (counterName == "#ALL#" && instanceName == "#ALL#")
{
foreach (string instance in category.GetInstanceNames().OrderBy(s => s))
{
counters = counters.Concat(category.GetCounters(instance));
}
}
else if (counterName == "#ALL#")
{
if (string.IsNullOrEmpty(instanceName))
{
counters = category.GetCounters();
}
else
{
counters = category.GetCounters(instanceName);
}
}
else if (instanceName == "#ALL#")
{
foreach (string instance in category.GetInstanceNames().OrderBy(s => s))
{
counters = counters.Concat(new System.Diagnostics.PerformanceCounter[] { new System.Diagnostics.PerformanceCounter(categoryName, counterName, instance, machineName) });
}
}
else
{
counters = new System.Diagnostics.PerformanceCounter[] { new System.Diagnostics.PerformanceCounter(categoryName, counterName, instanceName, machineName) };
}
// Création des contrôles
return(counters);
}
public static System.Collections.Generic.Dictionary <int, int> GetAllProcessParentPids()
{
var childPidToParentPid = new System.Collections.Generic.Dictionary <int, int>();
var processCounters = new System.Collections.Generic.SortedDictionary <string, System.Diagnostics.PerformanceCounter[]>();
var category = new System.Diagnostics.PerformanceCounterCategory("Process");
// As the base system always has more than one process running,
// don't special case a single instance return.
var instanceNames = category.GetInstanceNames();
foreach (string t in instanceNames)
{
try
{
processCounters[t] = category.GetCounters(t);
}
catch (System.InvalidOperationException)
{
// Transient processes may no longer exist between
// GetInstanceNames and when the counters are queried.
}
}
foreach (var kvp in processCounters)
{
int childPid = -1;
int parentPid = -1;
foreach (var counter in kvp.Value)
{
if ("ID Process".CompareTo(counter.CounterName) == 0)
{
childPid = (int)(counter.NextValue());
}
else if ("Creating Process ID".CompareTo(counter.CounterName) == 0)
{
parentPid = (int)(counter.NextValue());
}
}
if (childPid != -1 && parentPid != -1)
{
childPidToParentPid[childPid] = parentPid;
}
}
return(childPidToParentPid);
} // End Function GetAllProcessParentPids
private void instanceCb_SelectedIndexChanged(object sender, EventArgs e)
{
nameCb.Items.Clear();
nameCb.Text = "";
nameCb.Enabled = true;
var category = new System.Diagnostics.PerformanceCounterCategory(categoryCb.SelectedItem.ToString());
System.Collections.ArrayList counters = new System.Collections.ArrayList();
counters.AddRange(category.GetCounters(instanceCb.Text.ToString()));
foreach (System.Diagnostics.PerformanceCounter counter in counters)
{
nameCb.Items.Add(counter.CounterName);
}
}
private void categoryCb_SelectedIndexChanged(object sender, EventArgs e)
{
string[] instanceNames;
var category = new System.Diagnostics.PerformanceCounterCategory(categoryCb.SelectedItem.ToString());
instanceCb.Items.Clear();
nameCb.Items.Clear();
instanceCb.Text = "";
nameCb.Text = "";
instanceCb.Enabled = true;
nameCb.Enabled = false;
try
{
instanceNames = category.GetInstanceNames();
if (instanceNames.Length == 0)
{
instanceCb.Enabled = false;
nameCb.Enabled = true;
System.Collections.ArrayList counters = new System.Collections.ArrayList();
counters.AddRange(category.GetCounters());
foreach (System.Diagnostics.PerformanceCounter counter in counters)
{
nameCb.Items.Add(counter.CounterName);
}
}
else
{
for (int i = 0; i < instanceNames.Length; i++)
{
instanceCb.Items.Add(instanceNames[i]);
}
}
}
catch (System.Exception ex)
{
MessageBox.Show("Unable to list the counters for this category:\n" + ex.Message);
}
}
private void listBox2_SelectedIndexChanged(object sender, EventArgs e)
{
System.Collections.ArrayList counters = new System.Collections.ArrayList();
if (this.listBox2.SelectedIndex != -1)
{
System.Diagnostics.PerformanceCounterCategory selectedPerfCat = new System.Diagnostics.PerformanceCounterCategory(this.listBox1.SelectedItem.ToString());
string selectedInstance = this.listBox2.SelectedItem.ToString();
this.listBox3.Items.Clear();
try
{
counters.AddRange(selectedPerfCat.GetCounters(selectedInstance));
foreach (System.Diagnostics.PerformanceCounter counter in counters)
{
this.listBox3.Items.Add(counter.CounterName);
}
}
catch (System.Exception ex)
{
MessageBox.Show("Unable to list the counters for this category:\n" + ex.Message);
}
}
}
/// <summary>
/// Create counter list from string
/// </summary>
/// <param name="counterString">string which represents one or more counters: "\\<machineName>\<categoryName>(<instanceName>)\<counterName>"
/// counterName and/or instanceName can have the special value "#ALL#", meaning we want to get all of them</param>
/// <returns>list of counters</returns>
public static IEnumerable<System.Diagnostics.PerformanceCounter> CreateCountersFromString(string counterString)
{
string machineName, categoryName, instanceName, counterName;
ParseCounterString(counterString, out machineName, out categoryName, out instanceName, out counterName);
System.Diagnostics.PerformanceCounterCategory category = new System.Diagnostics.PerformanceCounterCategory(categoryName, machineName);
IEnumerable<System.Diagnostics.PerformanceCounter> counters = new System.Diagnostics.PerformanceCounter[] { };
if (counterName == "#ALL#" && instanceName == "#ALL#")
{
foreach (string instance in category.GetInstanceNames().OrderBy(s => s))
{
counters = counters.Concat(category.GetCounters(instance));
}
}
else if (counterName == "#ALL#")
{
if (string.IsNullOrEmpty(instanceName))
{
counters = category.GetCounters();
}
else
{
counters = category.GetCounters(instanceName);
}
}
else if (instanceName == "#ALL#")
{
foreach (string instance in category.GetInstanceNames().OrderBy(s => s))
{
counters = counters.Concat(new System.Diagnostics.PerformanceCounter[] { new System.Diagnostics.PerformanceCounter(categoryName, counterName, instance, machineName) });
}
}
else
{
counters = new System.Diagnostics.PerformanceCounter[] { new System.Diagnostics.PerformanceCounter(categoryName, counterName, instanceName, machineName) };
}
// Création des contrôles
return counters;
}