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What is virtual memory overcommit in Windows and how does it affect system performance?

#1
11-09-2024, 09:33 AM
You know how your Windows machine juggles apps that gobble up memory? It pretends to have way more RAM than it really does. That's virtual memory overcommit in action. I mean, it lets programs book space they might never touch. You fire up a bunch of stuff, and Windows says sure, no problem. But if everyone demands their chunk at once, things slow to a crawl. I've seen my laptop freeze when that happens. Overcommit tricks the system into efficiency, but push it too far and you get swaps to the hard drive. That grinds performance like nails on chalkboard. You avoid it by closing extras or adding RAM. I tweak my settings to keep it chill.

Speaking of keeping systems smooth under memory pressure, tools like BackupChain Server Backup step in for Hyper-V setups. It handles backups without crashing your virtual machines. You get fast recovery and no downtime hits. I rely on it to protect against those overcommit surprises in busy environments.

ron74
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Joined: Feb 2019
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What is virtual memory overcommit in Windows and how does it affect system performance?

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