[mythtv-users] how to make 0.24 more like 0.21 ?
Michael T. Dean
mtdean at thirdcontact.com
Thu Oct 27 16:43:32 UTC 2011
On 10/26/2011 04:19 PM, Mark Lord wrote:
> On 11-10-26 04:15 PM, Mark Lord wrote:
>> So.. if your system has sufficient RAM (say 2GB for a mythtv FE/BE),
>> and you don't want it do use SWAP, then simply don't mount any SWAP space.
>> The kernel will do more discarding of process pages than without SWAP,
>> but only when under high RAM pressure (rare). But everything will keep
>> running and working just fine, so long as there are no major memory leaks.
> Further to this, I've not bothered enabling/mounting SWAP space on any of
> my systems for the past 4-5 years now, since all of them have 2GB or more RAM.
> The world hasn't ended, and my systems continue to work just fine without it,
> including the mythtv systems.
> Remember, not that long ago, the "advice" was to have as much SWAP as RAM,
> and systems typically had only 512MB -> 1GB of RAM. So add that much SWAP
> to the RAM number, and you get.. 1GB-2GB total.
Yep. And since modern programs are written for hardware that was
produced in 1999--rather than written to take advantage of the
additional processor and memory resources--there's no need to have more
total memory than you needed in 1999. ;)
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