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Re: /run vs /var/run



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md@Linux.IT (Marco d'Itri) writes:

> On Dec 18, "jdthood@tiscali.nl" <jdthood@tiscali.nl> wrote:
>
>> I have yet to hear any strong reason why we should _not_ implement 
>> /run.
>> I do not count "It's ugly!" as a strong reason.
> It's not needed (since we have /dev/shm/), so it's harmful.

It is certainly needed.

How strongly can I put this?  /dev/shm is for *shared memory*, not for
random junk.  /dev/shm is for POSIX shared memory and semaphores
created with sem_open() and shm_open().  We don't want random breakage
because people put files in there.  /dev/shm is reserved.

Because of this, it's *actively harmful* for /dev/shm to be used by
initscripts, or indeed anything except the glibc POSIX shm_*() and
sem_() implementation.

Where was it ever written down that any package could use /dev/shm?
They can't.


Regards,
Roger

- -- 
Roger Leigh
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