Minimum RAM requirements

Darryl Bond dbond at
Fri Feb 20 04:53:34 UTC 2009

I found a fix for pulseaudio,
Add this to the etc/pulse/daemon.conf
disable-shm = yes
shm-size-bytes = 1048576 # setting this 0 will use the system-default,
usually 64 MiB

It works fine now.


Warren Togami wrote:
> Darryl Bond wrote:
>> I have been testing with a selection of my clients. I have found that
>> pulseaudio will not work with 64MB clients (I have a lot of them).
> There is likely nothing we can do about this.  Several other aspects of
> modern distros like X need a lot more RAM than past versions due to
> upstream changes.  I will try to write a Wiki page with a list of things
> you can do to disable things to reduce memory usage, but it only helps
> by a few megabytes.
> * Turn off local apps.
> * Turn off local storage (ltspfs).
> * Turn off haldaemon and messagebus, this requires an xorg.conf option
> to allow it to use the keyboard and mouse without hal.  This reclaims
> about 3-5MB of RAM.
> I didn't really bother to do any of this because if you are this memory
> constrained, it is going to be an unstable client.  Pixmaps like used by
> firefox will use more and more RAM on the client and cause big problems.
>   128MB is really the safe minimum RAM these days.  You will hear the
> same thing for modern Ubuntu LTSP.
> Warren
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