On 19 Aug 2017, at 17:54, Cy Schubert <cy.schub...@komquats.com> wrote:
>> 3. should total swap be 1x 2x or some other multiple of RAM these days?
> Depends. If you're running some kind of database server or OLTP 
> application. Some vendors recommend no swap whatsoever while others 
> recommend some. What does your application vendor recommend?

The main advantage of swap these days (on machines with that sort of amount of 
RAM) is to allow you to keep some file-backed memory objects in memory in 
preference to leaked (or very cold) heap memory.  


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