IOPS / s &; latency for each virtual computer
It's my first time to write a script to metrics out of the virtual environment and I'm trying to get out of the latency of disk IOPS and total / s disk for each virtual machine in the environment.
Here are the relevant excerpts I have at the moment:
#Get powered on virtual machines
$VMs = get - VM? {$_.powerstate - eq "Receptor"}
#Loop through each virtual computer
{foreach ($vm to $VMs)
$dskreadlatency = get-Stat-entity $vm - Stat "disk.totalreadlatency.average" - Start $start - finishing $end
$dskwritelatency = get-Stat-entity $vm - Stat "disk.totalwritelatency.average" - Start $start - finishing $end
$dsknumberwrites = get-Stat-entity $vm - Stat "virtualdisk.numberwriteaveraged.average" - Start $start - finishing $end
$dsknumberreads = get-Stat-entity $vm - Stat "virtualdisk.numberreadaveraged.average" - Start $start - finishing $end
}
#setting fields to the averages of the stats (I have 4 of them)
= [string] $fieldX ([Math]: Round ((($dskYYY |))) Measure - Object - average value). Average), 2))
Unfortunately, I get 0 for all these statistics. My level settings are all set to 2. It would be awesome if I could help in this regard.
Just to make sure that the performance data entry process are correctly configured on vCenter, you see the data for these counters on the performance for the same time interval tab?
Tags: VMware
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