Gentoo Archives: gentoo-user

From: Stefano Crocco <posta@×××××××××××××.it>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] gentoo on SSD
Date: Wed, 27 Sep 2017 17:37:05
Message-Id: 4726078.AlSCL4dAyY@linux
In Reply to: Re: [gentoo-user] gentoo on SSD by "Stefan G. Weichinger"
1 On Wednesday, 27 September 2017 17:04:53 CEST Stefan G. Weichinger wrote:
2 > aside from that you might want to specify a different IO scheduler for
3 > the SSD, I do that via udev rules like:
4 >
5 > # 60-sched.rules
6 > # set deadline scheduler for non-rotating disks
7 > ACTION=="add|change", KERNEL=="sd[a-z]", ATTR{queue/rotational}=="0",
8 > ATTR{queue/scheduler}="deadline"
9 >
10 > # set cfq scheduler for rotating disks
11 > ACTION=="add|change", KERNEL=="sd[a-z]", ATTR{queue/rotational}=="1",
12 > ATTR{queue/scheduler}="cfq"
13 >
14 > -
15 >
16 > and I have a systemd-timer for running fstrim now and then
17
18 Thanks for the hint.
19
20 Stefano