SElinux and speed issues
Rahul Sundaram
sundaram at fedoraproject.org
Thu Oct 5 12:34:28 UTC 2006
Tim wrote:
> Rob Brown-Bayliss:
>>> Hi, some time ago, maybe a year of so I saw a post some where
>>> suggesting that disabling selinux would improve the speed of gnome
>>> (cant recall weather it was fedora specific or not) and I did and yes
>>> things (most notably menus and window opening and closing) were
>>> faster...
>
> Daniel J Walsh:
>> I think this is a red herring. I can think of no reason why XWindows
>> would run faster with SELinux disabled. SELinux only effects
>> performance when an Access control decision is being made by the
>> kernel. XWindows should not be going through the kernel for an access
>> check.
>
> I'm not so sure. Gnome isn't X. Gnome is an application (or set of
> applications). I'd reckon that it's operation would be subject to
> SELinux as much as any others.
You misunderstood. None of X related software including GNOME is access
restricted by SELinux and there wouldnt a reason for it to cause a
slowdown.
Rahul
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