Ralf Mardorf wrote:
> Arthur wrote:
>   
>> Ralf Mardorf wrote:
>>     
>>> Hi :)
>>>
>>> Sound is without noise and there are no XRUNS, but there are uncleared
>>> software crashes.
>>>
>>> jackd is set to:
>>>
>>> Frames/Period: 128
>>> Sample Rate: 48000
>>> Periods/Buffer: 2
>>>
>>> I can imagine to set jackd to:
>>>
>>> Frames/Period: 256
>>> Sample Rate: 48000
>>> Periods/Buffer: 3
>>>
>>> What are the usual settings for Envy24 cards with 2 analogue IOs?
>>>
>>>   
>>>       
>> Hi Ralf,
>>
>> I have a delta 44 which also has the ICE1712 chip
>> I'm set at:
>>
>> Frames/Period: 64
>> Sample Rate: 48000
>> Periods/Buffer: 2
>>
>> 2.67 msec
>>
>> I only run two mics at a time but I have had no xruns on ardour. I
>> haven't tested it on rosegarden audio yet.
>>
>> Cheers,
>> Arthur 
>>     
>
> Thank you Arthur :)
>
> your Delta 44 might be better than my TerraTec EWX 24/96, because your's
> has got a DSP for a Mixer, but the TerraTec is fine for Windows with
> latencies around 5ms, I searched for this by Google and I also noticed
> that I also have no noise or XRUNS at smaller values than 128 Frames, 2
> Periods, 48000Hz, so I don't think that I will have crashes because of
> 128 Frames, 2 Periodes, 48000Hz.
>
> When using my card with Reaper on wine, I had to increase the latency
> because of XRUNS, but even with XRUNS Reaper never crashed like
> Rosegarden and other Linux applications do, when there are no XRUNS.
>
> I'm afraid that the crashes have nothing to do with the settings for jackd.
>
> "Conventional low latency systems (e.g. ASIO) use n=2 all the time. ALSA
> is rather unusual in allowing other values."
> (http://lau.linuxaudio.org/jack/)
>
> Because I know that the TerraTec is fine with Windows and Cubase using
> the ASIO driver, I guess there shouldn't be the need to increase
> Periodes/Buffer to 3.
>
> I've enough CPU resources, but didn't use dither anyway. If ports means
> the number of clients jackd can handle, I also can't see wrong value for
> that for my settings.
>
> People from the Linux community often say my card should be a less good
> card, I should buy a new one and indeed the sound quality I've got with
> it using Linux, is less good than when in use with Windows, but on the
> other hand there seems to be a lot of people that seems to be fine with
> Envy24 cards for Linux.
>
> I can't remember the kind of crashes I've now, when using Linux with my
> old hardware, but non-audio Linux with my new hardware is fine and it
> wasn't with my old hardware.
>
> I'll try
>
> Frames/Period: 256
> Sample Rate: 48000
> Periods/Buffer: 3
>
> or
>
> Frames/Period: 512
> Sample Rate: 48000
> Periods/Buffer: 2
>
> I guess any higher settings are abstruse for a DAW. Using higher values
> for Reaper on wine makes Reaper unusable because of bad timing and bad
> sync, but even with less high values Reaper, wine or jackd didn't crash,
> just the sound was broken when using the mouse, changing the desktop etc..
>
> Cheers,
> Ralf
>
>   
Hi Ralf,

I have already addressed the issue of linux audio not being perfect. You 
are running wine and maybe (I don't know) vst programs and other things 
that make a difficult thing more difficult. I now have things running 
well on Sidux and Archlinux (not an advertisement, I still like 
64Studio) and for those jumping into this post without memorizing my 
previous posts, my hardware is too new and I can't run 64Studio (just 
yet). Try to simplify and do some soul searching about what you really 
need. I'm sorry for not being a linux guru and being more helpful 
technologically, but I would say, go back to basics and start making MUSIC.
The truth is that a creative person can make music on an old 4 track 
reel-to-reel (or some logs and a couple of sticks). You strike me as an 
intelligent person. Get creative and work with what you've got.
And please post what you come up with, I'd like to hear your music..

Best.
Arthur


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