[CentOS] How often is kernel "touching" swap partition?
m.roth at 5-cent.us
m.roth at 5-cent.usTue Jul 23 18:04:35 UTC 2013
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Martin Šťastný wrote: > Hello, > > I am going to buy new laptop with two drives, one SSD and one HDD and I > want to place swap partition on HDD which will be most time unused and > therefore spinned down. Problem is, that I don't know, if or how often is > kernel touching swap space even if there is lot of free memory and thus > spinning HDD up. > You should partition your drives anyway: a small, like 1G, partition for /boot. For swap, the old Received Wisdom was 2-2.5 times RAM; these days, it's "make swap to be 2G (for emergencies). Put swap on the SSD, I *guess*... if it's enterprise grade, and not "consumer grade", which will eventually give up with too many writes. mark
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