[linux-audio-user] Re: Current merrits of tmpfs with Jack

Russell Hanaghan hanaghan at starband.net
Sat Jan 7 11:53:56 EST 2006


Jesse Chappell wrote:

>On 1/7/06, Russell Hanaghan <hanaghan at starband.net> wrote:
>
>  
>
>>      Prerequisites
>>
>>    * 2.4, 2.5 or 2.6 series kernel with tmpfs turned on (CONFIG_TMPFS)
>>    * Shared memory file system mounted on /dev/shm. add the following
>>      to /etc/fstab to get it mounted at boot:
>>
>>        shmfs       /dev/shm     shm    defaults        0       0
>>
>>
>>      (Note: you may have to make the /dev/shm directory)
>>
>><unsnip>
>>
>>Is this the actual use of /dev/shm or can it serve dual purpose and be
>>also set up as tmpfs for fifo's?
>>    
>>
>
>Yes this is the actual use of /dev/shm.  In many distros you will find
>such a line already in the /etc/fstab.  And yes, it can serve dual
>purpose.
>
>  
>
>>Or...
>>
>>|# mkdir /mnt/ramfs|
>>
>>[edit /etc/fstab and add the following line]
>>
>>|none /mnt/ramfs tmpfs defaults 0 0|
>>
>>Then use --with-default-tmpdir=/mnt/ramfs to the JACK configure line
>>when you build it. No clients need to be recompiled.
>>    
>>
>
>This is just an older alternative, not better.
>
>jlc
>
>
>  
>
Thanks Jesse



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