[mythtv-users] USA recommendations for Digital Over the Air Capture Card

[Kevin Kuphal]

On Mon, Nov 17, 2008 at 3:21 PM, Jim Stichnoth <stichnot at gmail.com> wrote:

> On Mon, Nov 17, 2008 at 12:35 PM, Kevin J. Cummings <
> cummings at kjchome.homeip.net> wrote:
>
>> The HD Homerun is an EXTERNAL box which you talk to over ethernet, no
>> card length issues there.  Dual recordings can flood a 100Mbps
>> etherlink, but you should be able to do better with a Gbps ethernet
>> connection (which are becoming more commonplace all the time!).
>>
>
> I have 2 HDHRs.  After I got the second one, I tried recording 4 HD
> broadcasts simultaneously to see if there was a network bandwidth problem in
> my 100Mb/s setup.  The streams averaged about 15Mb/s each.  I was pleasantly
> surprised that I didn't notice any glitches or dropouts at all.  In my
> experience/estimation, the very occasional glitches I see come from disk
> bandwidth problems (recording 3-4 programs, plus running two commflag jobs,
> plus maybe mythweb pounding on the DB) and possibly broadcast signal
> problems.


I would tend to agree.  My storage group of 2 single drives + 1 OS + 1 DB
drive seems to max out with 4 recordings (2 HD, 2SD) + 1 commflag and 1
watching.  Any more recordings (3 HD using multi-rec) or 2 commflag seems to
be too much (this is IDE drives)

Kevin
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