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Windows 7 pagefile size with large RAM and SSD

Hi,

I recently got my new PC with 12 GB RAM (running Windows 7 64bit). The default installation suggests a 12 GB page file on the system drive (which I think is both inefficient and expensive on a SSD drive...)

I'm wondering if I need any virtual memory at all, 12 GB being more than I had on my previous machine including the page file (I had 3GB RAM + 3GB pagefile).

Thanks

Martin

EDIT

As mokubai pointed out, the question is pretty much answered in Windows 7 pagefile size with large RAM and SSD

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Thanks, that pretty much answered my question ... – MartinStettner Jan 5 '11 at 14:25
You should also NEVER completely disable it. You might run fine forever like that, but it has the potential for unfortunate consequences. Recommended reading at ServerFault (question is about Windows 7 and Windows Server 2008 but logic is the same for other standard versions of Windows): serverfault.com/questions/23621/… – Shinrai Jan 5 '11 at 15:07
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closed as exact duplicate by Mokubai, DMA57361, AndrejaKo, Sathya, Diago Jan 5 '11 at 18:14

This question covers exactly the same ground as earlier questions on this topic; its answers may be merged with another identical question. See the FAQ for guidance on how to improve it.

1 Answer

Yes, you need a page file. Windows always needs to have at least a little bit of HDD space (or in your case SSD space) to function properly. Since you are using a SSD, I would lower the size of the page file down to around 0.5GB or so. Normally Windows likes to have 1.5 times the amount of physical RAM as a page file (seems ridiculous to me) as mentioned by this link. I don' know the specifics comfortably enough to explain why you need it (other than reasons you would need RAM and when your computer wakes from sleeping), but I know that your OS should have some allocated for a page file.

An alternative to using your SSD would be to get a 4GB (or whatever you choose) flash drive, and set your page file on that. Then you wouldn't need to worry about your SSD having a page file. :)

-Hope this helps

After answering this question and attempting to do some research on other reasons Windows needs a page file, I noticed the conversation in the comments of the question...

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