# CPU High Usage! **URL:** \ **Category:** Ignition\ **Created:** [April 16, 2024, 2:27am UTC](https://forum.inductiveautomation.com/t/cpu-high-usage/88859 "2024-04-16T02:27:37Z")\ **Posts on this page:** 1\ **Showing post:** 3
**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\ **Post date:** [April 16, 2024, 6:33pm UTC](https://forum.inductiveautomation.com/t/cpu-high-usage/88859/3 "2024-04-16T18:33:25Z")
> [@ryan.white](#): > > check out the [sizing guide](https://inductiveautomation.com/resources/article/ignition-server-sizing-and-architecture-guide) from IA The sizing guide is written for Vision. For a more accurate supplement, see this topic: > [@Microsoft Virtual Machine Suggestion](https://forum.inductiveautomation.com/t/microsoft-virtual-machine-suggestion/86787/5): > > After going through that sizing guide, I'd add another vCPU for every 4-8 Perspective clients (of pretty much any kind), a GB of gateway RAM for every 4-8 light-duty Perspective clients, and 2-4GB of gateway RAM for every heavy-duty Perspective client. "Light duty" would be single page Perspective apps running in Workstation, or Mobile, or single-tab browser sessions, displaying dashboards with real-time tags, up to an hour (-ish) of real-time trends, and pre-computed statistics for longer time… --- _[View the full topic](https://forum.inductiveautomation.com/t/cpu-high-usage/88859)._