[nylug-talk] if I have 64GB of RAM, how much swap do I really need?

[Heow Eide-Goodman]

On Fri, 2007-08-31 at 11:02 -0400, Raj Goel wrote:
>    If running Linux, 0 swap.
> 
>    If Solaris, 64gb.  
>    Remember, Solaris does proactive swap-allocation.

Very good point!  It's running FC 5, will be upgrading it, which is why
I brought this up.


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On Fri, 2007-08-31 at 11:01 -0400, H. G. wrote:
> If you *are* going to add swap, at this point you might as well dedicate a
> full drive or a full RAID array
> to that duty. :)
> 
> Do these memory DBs use deferred writes to back themselves to disk?  Are you
> using SQLite?

Yes, totally deferred write.  As a matter of fact, images are dumped to 
disc only on an as-needed-basis.

Not SQLite, it's sorta a home-grown solution.  As a matter of fact, I'm 
RTFM-ing right now regarding limiting the growth.

- heow