Swap on SSD

Christian Weisgerber naddy at mips.inka.de
Wed Feb 7 19:40:09 UTC 2018

On 2018-02-07, Frank Leonhardt <frank2 at fjl.co.uk> wrote:

> There seems to be some confusion on this list about swapping and paging. 
> Swapping is old hat. Basically when doing a context swap you wrote a 
> non-running process to a swap area to free up RAM space. We don't do 
> that anymore - we use demand paged virtual memory.

Demand paging was introduced in UNIX 32V and entered the BSD line 
with 3BSD.  That's around 1978-80, so almost forty years ago.

Christian "naddy" Weisgerber                          naddy at mips.inka.de

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