How Much Swap Space Do I Need Ubuntu?
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If your ram is higher than 1GB, it is usually enough for ubuntu. The “Swap = RAM x2” rule is for old computers with 256 or 128mb of ram. So 1 GB of swap is usually enough for 4GB of RAM. 8 GB would be too much.

How much swap do I need Ubuntu?

If you need hibernation, a swap of the size of RAM becomes necessary for Ubuntu. Otherwise, it recommends: If RAM is less than 1 GB, swap size should be at least the size of RAM and at most double the size of RAM.

How much Linux swap space do I need?

What is the right amount of swap space?

Amount of system RAM Recommended swap space Recommended swap with hibernation
2 GB – 8 GB Equal to the amount of RAM 2 times the amount of RAM
8 GB – 64 GB 0.5 times the amount of RAM 1.5 times the amount of RAM
more than 64 GB workload dependent hibernation not recommended
James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

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