Gentoo Archives: gentoo-user

From: Mick <michaelkintzios@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] SSD partitioning and migration
Date: Sun, 21 Jul 2013 07:13:53
Message-Id: 201307210813.32682.michaelkintzios@gmail.com
In Reply to: Re: [gentoo-user] SSD partitioning and migration by Dale
1 On Saturday 20 Jul 2013 06:12:40 Dale wrote:
2 > Bruce Hill wrote:
3 > > On Fri, Jul 19, 2013 at 08:34:27PM -0500, Dale wrote:
4 > >>> Stop using disk and build in RAM:
5 > >>>
6 > >>> tmpfs /var/tmp/portage tmpfs
7 > >>> size=7000M,nr_inodes=1M 0 0 tmpfs /dev/shm
8 > >>> tmpfs nodev,nosuid,noexec 0 0
9 > >>>
10 > >>> workstation ~ # free -m
11 > >>>
12 > >>> total used free shared buffers
13 > >>> cached
14 > >>>
15 > >>> Mem: 15798 3711 12087 0 0
16 > >>> 937 -/+ buffers/cache: 2772 13025
17 > >>> Swap: 8103 0 8103
18 > >>
19 > >> He may not have enough to do that tho. Some folks only have 4Gbs or
20 > >> less still. That won't be enough for LOo. Heck, my 16Gbs wasn't enough
21 > >> at one time. I had to either let it be on HDD or set it to a higher
22 > >> amount than the default half.
23 > >>
24 > >> I also tested the time difference once before, it didn't really make
25 > >> much difference. It just saves wear on a drive is all.
26 > >>
27 > >> Dale
28 > >
29 > > If 16GB of RAM wasn't enough, ydiw. I've used that line of 7G forever,
30 > > and run app-office/libreoffice, as well as firefox and some other big
31 > > app (forget it's name) and _never_ had a problem.
32 >
33 > Well, a while back, OOo and LOo wanted more than 8Gbs. It wasn't my
34 > need but what portage looked for. Then someone did some changes and
35 > reduced that need and it worked. From my understanding, there was some
36 > code clean up that helped in that. I think it looks for 6Gbs now. From
37 > the ebuild:
38 >
39 > CHECKREQS_MEMORY="512M"
40 > CHECKREQS_DISK_BUILD="6G"
41 >
42 > It used to be more than that. If it didn't have enough, it stopped.
43 > Even when I would override that setting, it would still run out of space
44 > more often than not. As a matter of fact, I still have the command in
45 > my freq used commands file that I used to fix it:
46 >
47 > mount -t tmpfs -o size=12g tmpfs /var/tmp/portage
48
49 Does it stop dead or does it start to page into swap?
50
51 --
52 Regards,
53 Mick

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Re: [gentoo-user] SSD partitioning and migration Dale <rdalek1967@×××××.com>