private string GetAllInstancesLayout(string categoryName)
{
StringBuilder stringBuilder = new StringBuilder();
try
{
using (PerformanceCounterMemoryMappedFile performanceCounterMemoryMappedFile = new PerformanceCounterMemoryMappedFile(categoryName, true))
{
CategoryEntry categoryEntry = performanceCounterMemoryMappedFile.FindCategory(categoryName);
if (categoryEntry != null)
{
for (InstanceEntry instanceEntry = categoryEntry.FirstInstance; instanceEntry != null; instanceEntry = instanceEntry.Next)
{
CounterEntry firstCounter = instanceEntry.FirstCounter;
if (firstCounter != null)
{
LifetimeEntry lifetime = firstCounter.Lifetime;
if (lifetime != null && lifetime.Type == 1)
{
stringBuilder.AppendLine(string.Format("A process is holding onto a transport performance counter. processId : {0}, counter : {1}, currentInstance : {2}, categoryName: {3} ", new object[]
{
lifetime.ProcessId,
firstCounter,
instanceEntry,
categoryName
}));
}
}
}
}
}
}
catch (Win32Exception ex)
{
stringBuilder.AppendLine(string.Concat(new object[]
{
"Win32Exception for category ",
categoryName,
" : ",
ex
}));
}
catch (FileMappingNotFoundException ex2)
{
stringBuilder.AppendLine(string.Concat(new object[]
{
"FileMappingNotFoundException for category ",
categoryName,
" : ",
ex2
}));
}
catch (Exception arg)
{
stringBuilder.AppendLine("Exception : " + arg);
}
return(stringBuilder.ToString());
}
public static PerformanceCounterMemoryMappedFile GetPerformanceCounterSharedMemory(string categoryName)
{
PerformanceCounterMemoryMappedFile performanceCounterMemoryMappedFile = null;
if (!PerformanceCounterMemoryMappedFile.perfCounterSharedMemories.TryGetValue(categoryName, out performanceCounterMemoryMappedFile))
{
performanceCounterMemoryMappedFile = new PerformanceCounterMemoryMappedFile(categoryName);
PerformanceCounterMemoryMappedFile.perfCounterSharedMemories.Add(categoryName, performanceCounterMemoryMappedFile);
}
return(performanceCounterMemoryMappedFile);
}
public static PerformanceCounterMemoryMappedFile GetDefaultPerformanceCounterSharedMemory()
{
PerformanceCounterMemoryMappedFile performanceCounterMemoryMappedFile = null;
if (!PerformanceCounterMemoryMappedFile.perfCounterSharedMemories.TryGetValue("netfxcustomperfcounters.1.0", out performanceCounterMemoryMappedFile))
{
performanceCounterMemoryMappedFile = new PerformanceCounterMemoryMappedFile();
PerformanceCounterMemoryMappedFile.perfCounterSharedMemories.Add("netfxcustomperfcounters.1.0", performanceCounterMemoryMappedFile);
}
return(performanceCounterMemoryMappedFile);
}