Gentoo Archives: gentoo-user

From: Peter Humphrey <peter@××××××××××××.uk>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] /var/tmp on tmpfs
Date: Fri, 09 Feb 2018 10:12:11
Message-Id: 253051741.PjgAUXto2j@peak
In Reply to: Re: [gentoo-user] /var/tmp on tmpfs by Neil Bothwick
1 On Friday, 9 February 2018 08:11:29 GMT Neil Bothwick wrote:
2 > On Thu, 8 Feb 2018 23:18:19 +0000, Wol's lists wrote:
3 > > > More specifically, /var/tmp is traditionally supposed to be
4 > > > non-volatile (across reboots).
5 > > >
6 > > > Comparatively the contents of /tmp can be volatile (across reboots).
7 > > >
8 > > > I would advise against mounting /var/tmp on tmpfs.
9 > >
10 > > EMPHATICALLY YES.
11 > >
12 > > /tmp is defined as being volatile - stuff can disappear at any time.
13 > >
14 > > /var/tmp is defined as the place where programs store stuff like crash
15 > > recovery files. Mounting it tmpfs is going to screw up any programs
16 > > that reply on that *defined* behaviour to recover after a crash.
17 > >
18 > > Mounting /var/tmp/portage as tmpfs is perfectly fine as far as I know -
19 > > I do it myself.
20 >
21 > Why mess around with another tmpfs? Just set PORTAGE_TMPDIR="/tmp" in
22 > make.conf. Job done!
23
24 Acting on the advice of various Gentoo guides, I have this:
25
26 # grep tmp /etc/fstab
27 tmpfs /var/tmp/portage tmpfs noatime,uid=portage,gid=portage,mode=0775 0 0
28 tmpfs /tmp tmpfs noatime,nosuid,nodev,noexec,mode=1777 0 0
29
30 Are you saying I don't gain anything from it?
31
32 --
33 Regards,
34 Peter.

Replies

Subject Author
Re: [gentoo-user] /var/tmp on tmpfs Neil Bothwick <neil@××××××××××.uk>