[LAU] KVM virtual machines and jack

Patrick Shirkey pshirkey at boosthardware.com
Sun Dec 6 05:14:57 EST 2009


On 12/06/2009 03:20 PM, Reuben Martin wrote:
> On Sat, Dec 5, 2009 at 8:39 PM, Paul Davis<paul at linuxaudiosystems.com>  wrote:
>    
>> On Sat, Dec 5, 2009 at 2:51 PM, Reuben Martin<reuben.m at gmail.com>  wrote:
>>      
>>> Does anybody know if it is possible to run a guest OS under KVM and
>>> have the ins and outs of the virtual audio device presented to that
>>> OS, interface with JACK on the host linux system?
>>>
>>> I've done a little googling on this but couldn't find anything.
>>> (mostly because "jack" is ambiguous, and "KVM" can mean a lot of
>>> things)
>>>        
>> unless the VM software that provides fake audio devices to the guest
>> OS knows about JACK internally or can be configured to use it, this is
>> not happening.
>> on the other hand, if the VM software can simply use the ALSA JACK
>> plugin, that could potentially work (lots and lots of latency though).
>>
>>      
> In that case I guess my best bet would probably be to petition KVM
> development to add support for JACK. Currently I believe it supports
> ALSA, OSS, SDL and PulseAudio.
>
>    


If KVM already supports those api's then it can  be used with jack via 
several different methods. What is the problem that you are having exactly?





Patrick Shirkey
Boost Hardware Ltd






More information about the Linux-audio-user mailing list