/tmp and swap space

[Olivier Smedts]

2010/7/30 David Wolfskill <david at catwhisker.org>:
> On Fri, Jul 30, 2010 at 09:23:37PM +0000, Benjamin Stuppin wrote:
>> ...
>> when using tmpfs for /tmp i'd probably add the "mode=1777" option, else you would mount /tmp with default options and without the sticky bit which could cause some problems.
>
> I have never needed to do that.
>
> d254(9.0-C)[1] uname -v
> FreeBSD 9.0-CURRENT #74 r210635: Fri Jul 30 07:34:44 PDT 2010     root at localhost:/usr/obj/usr/src/sys/CANARY
> d254(9.0-C)[2] ls -ldT /tmp
> drwxrwxrwt  10 root  wheel  200 Jul 30 14:53:27 2010 /tmp
> d254(9.0-C)[3] grep !$ /etc/fstab
> grep /tmp /etc/fstab
> tmpfs                   /tmp            tmpfs   rw,size=2g      0       0
> d254(9.0-C)[4]

Because your underlying /tmp has proper permissions, but it's safer to use :
tmpfs   /tmp    tmpfs   rw,mode=1777    0       0

>
> Peace,
> david
> --
> David H. Wolfskill                              david at catwhisker.org
> Depriving a girl or boy of an opportunity for education is evil.
>
> See http://www.catwhisker.org/~david/publickey.gpg for my public key.
>



-- 
Olivier Smedts                                                 _
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