Gentoo Archives: gentoo-server

From: Eduardo Tongson <propolice@×××××.com>
To: gentoo-server@l.g.o
Subject: Re: [gentoo-server] Forthcoming 2.6.13 timer frequency changes & server performance
Date: Mon, 08 Aug 2005 07:06:02
Message-Id: b18fbe3c0508080003333d1fdf@mail.gmail.com
In Reply to: [gentoo-server] Forthcoming 2.6.13 timer frequency changes & server performance by Kerin Millar
1 > The forthcoming kernel will be introducing a rather visible (and
2 > potentially important) change. Firstly, it will provide an option to
3 > select the default timer frequency. Secondly, the default frequency
4 > will now be 250HZ. For the record, the value used to be 100HZ and was
5 > rather drastically changed to 1000HZ for 2.6. It will now be possible
6 > to choose a HZ value of either 100, 250 or 1000.
7 >
8
9 Although a non-issue to servers(?),
10 the change affects sleep call latencies.
11 <http://leaf.dragonflybsd.org/~ed/misc/nanosleep/>
12 a linux 2.6 @ 100hz is the same as netbsd @ 100hz
13
14
15 --ed
16 Eduardo Tongson
17
18 --
19 gentoo-server@g.o mailing list

Replies

Subject Author
Re: [gentoo-server] Forthcoming 2.6.13 timer frequency changes & server performance kashani <kashani-list@××××××××.net>