Gentoo Archives: gentoo-user

From: Alan McKinnon <alan.mckinnon@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] mysqld invoked oom-killer
Date: Thu, 21 Jul 2011 23:36:51
Message-Id: 3894365.5pQgvbTLSe@nazgul
In Reply to: Re: [gentoo-user] mysqld invoked oom-killer by Grant
1 On Thursday 21 July 2011 16:27:03 Grant did opine thusly:
2 > >> > [..]
3 > >> >
4 > >> >> I think if you have 4GB of RAM you shouldn't need any
5 > >> >> swap
6 > >> >> under
7 > >> >> normal circumstances. I have a gentoo box with just
8 > >> >> 256MB of
9 > >> >> RAM
10 > >> >> that's running web server (apache + php), mail server
11 > >> >> (postfix +
12 > >> >> dovecot), and database (mariadb), and it works fine if i
13 > >> >> disable swap. I do normally have swap enabled on it,
14 > >> >> though,
15 > >> >> because emerging sometimes uses a lot of RAM.
16 > >> >
17 > >> > Indeed, I have a server with 256MB of memory and it
18 > >> > couldn't
19 > >> > emerge gcc when I had swap disabled.
20 > >>
21 > >> I can't compile openoffice with -j1 on 3GB RAM and no swap.
22 > >
23 > > Sounds like a case for a swap partition that can be activated
24 > > when you need it for big emerges. I hit the same thing with
25 > > firefox-5 oddly enough.
26 >
27 > Swap file just as good?
28
29 Yeah. If the docs are true, then swap files and partitions give
30 similar performance these days.
31
32
33 --
34 alan dot mckinnon at gmail dot com