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add note about when to use dd |
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# dd if=/dev/zero of=/swapfile bs=1G count=2 | # dd if=/dev/zero of=/swapfile bs=1G count=2 | ||
# fallocate is faster than dd because it doesn't actually write 2GB of zeroes | # fallocate is faster than dd because it doesn't actually write 2GB of zeroes | ||
# however, if you get an error (e.g. CentOS) when you get to 'swapon', then you'll need to physically create a file using dd | |||
fallocate -l 2G /swapfile | fallocate -l 2G /swapfile | ||
# set permissions so that nobody but root can read/write | # set permissions so that nobody but root can read/write | ||
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</source> | </source> | ||
[[Category:System Administration]] [[Category:Cloud]] | [[Category:System Administration]] | ||
[[Category:Cloud]] | |||