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Improved performance while loading All Perf Counter instances

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Improved performance for loading all performance counter instances with '*' by adding the sleep after the initialisation of all counters instead for each single one without having to handle the sleep skip manually
This commit is contained in:
Lord Hepipud 2019-07-22 14:35:35 +02:00
parent f07a14ec67
commit 8103341388
1 changed files with 7 additions and 1 deletions
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8
lib/core/perfcounter/New-IcingaPerformanceCounter.psm1
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@ -67,12 +67,18 @@
$CounterInstances = New-Object System.Diagnostics.PerformanceCounterCategory($UseCounterCategory);
foreach ($instance in $CounterInstances.GetInstanceNames()) {
[string]$NewCounterName = $Counter.Replace('*', $instance);
$NewCounter = New-IcingaPerformanceCounterObject -FullName $NewCounterName -Category $UseCounterCategory -Counter $UseCounterName -Instance $instance -SkipWait $SkipWait;
$NewCounter = New-IcingaPerformanceCounterObject -FullName $NewCounterName -Category $UseCounterCategory -Counter $UseCounterName -Instance $instance -SkipWait $TRUE;
$AllCountersIntances += $NewCounter;
}
} catch {
return (New-IcingaPerformanceCounterNullObject -FullName $Counter -ErrorMessage ([string]::Format('Failed to deserialize instances for counter "{0}". Exception: "{1}".', $Counter, $_.Exception.Message)));
}
# If we load multiple instances, we should add a global wait here instead of a wait for each single instance
# This will speed up CPU loading for example with plenty of cores avaiable
if ($SkipWait -eq $FALSE) {
Start-Sleep -Milliseconds 500;
}
# Add the parent counter including the array of Performance Counters to our
# caching mechanism and return the New-IcingaPerformanceCounterResult object for usage