you can try this as a quick fix:

$ mkdir /tmp/ns2.r
$ NAMESPACE=/tmp/ns2.r acme

maybe write a wrapper script for it


2012/11/7 Ruslan Khusnullin <ruslan.khusnullin@gmail.com>

> Hi!
>
> I'm using acme from plan9port on ubuntu linux.
> I tried running multiple acmes in Inferno and it works fine, didn't try it
> in Plan9 but guess it works too.
>
> When I try to start acme (having one instance running) I get an error:
>
> ; /usr/local/plan9/bin/acme
> 9pserve: announce unix!/tmp/ns.r.:0/acme: Address already in use
> acme: can't post service: 9pserve failed
>
> ; namespace
> /tmp/ns.r.:0
>
> ; ll `namespace
> total 0
> srwxr-xr-x 1 r r 0 Nov  7 12:23 acme=
> srwxr-xr-x 1 r r 0 Nov  7 12:23 plumb=
> srwx------ 1 r r 0 Nov  7 12:21 wmii=
>
> How do you run multiple acme instances with plan9port? Is it possible at
> all (considering plan9port lacks true namespaces support)?
>
> I need more than one acme because I have not very big display (19") but
> please don't suggest buying a bigger display ;)
>