WMI Archives - Sysadmins of the North

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Increase WMI memory to support large volume of queries

18 January 202230 August 2021 by Jan Reilink

How to optimize WMI performance and memory usage in Windows Server

Since I started expanding my Zabbix scripts and templates for monitoring Windows Server instances – AD, IIS and SQL Server – I found WMI was failing more and more. WMI stopped working: WmiPrvse.exe would just crash after hitting some memory limit of 512 MB. If you run into the same issue with Windows Management Instrumentation, here is how you can increase WMI Provider Service’s memory quota. Doing so resolved my issues.

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Getting more out your Windows Performance Counters monitoring for web applications – part 3

27 February 202214 April 2021 by Jan Reilink

IIS AppPool Insights in Zabbix – because there is always more than one way

This is part 3 about Zabbix monitoring for your websites and ASP.NET applications in IIS. This time I’ll show you how to get data from Win32_PerfRawData_PerfProc_Process counter, fast, for everey application pool This counter is notorious for its slowness, but you can get data a bit faster.

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Monitor IIS application pools in Zabbix, part 1

22 October 202127 February 2021 by Jan Reilink

Microsoft Windows Server IIS monitoring with Zabbix

Zabbix can harnas the powers of WMI (Windows Management Instrumentation) to query the Windows system for data. In Zabbix you use wmi.getall for this. Here is a small introduction to query the number of running w3wp.exe processes per application pool in Zabbix. In this example I’ll be using a Plesk server running IIS 10.0.