[mythtv-users] Is 4GB RAM overkill for mythtv?

[jedi at mishnet.org]

>
> On Feb 21, 2008, at 12:24 PM, Captain Krypto wrote:
>> Would mythtv use all of the RAM?  Would more RAM speed up re-
>> encoding of programs?  Would more RAM be beneficial to commercial
>> flagging?
>
> MythTV itself won't use all of it, but Linux will use it to provide
> disk cache, which will help speed up disk access.  So you'll get some
> benefit.  This could conceivably speed up commercial flagging of a
> program that was just recorded, since the commercial flagger will be
> reading data that's already cached in RAM.

Commercial flagging runs 2x the speed on my frontend as it does on
my backend. My frontend only has 512M whereas my backend has 1G. I
would expect any myth jobs to be cpu bound rather than IO bound.