blob: 75c70456afb2de9d43b322a1b709edb8f62b4921 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
{ config
, pkgs
, ...
}: {
environment.systemPackages = with pkgs; [
exfat
efibootmgr
dmidecode
hdparm
pciutils
usbutils
];
services.logind = {
extraConfig = ''
IdleAction=suspend
IdleActionSec=1800
HandlePowerKey=suspend
HandlePowerKeyLongPress=poweroff
PowerKeyIgnoreInhibited=yes
'';
};
services.udev.extraRules = ''
# set scheduler for NVMe
ACTION=="add|change", KERNEL=="nvme[0-9]n[0-9]", ATTR{queue/scheduler}="kyber"
ACTION=="add|change", KERNEL=="nvme[0-9]n[0-9]", ATTR{queue/iosched/read_lat_nsec}="100000"
# set scheduler for SSD and eMMC
ACTION=="add|change", KERNEL=="sd[a-z]|mmcblk[0-9]*", ATTR{queue/rotational}=="0", ATTR{queue/scheduler}="mq-deadline"
# set scheduler for rotating disks
ACTION=="add|change", KERNEL=="sd[a-z]", ATTR{queue/rotational}=="1", ATTR{queue/scheduler}="kyber"
'';
boot.kernelModules = [ "tcp_bbr" ];
boot.kernel.sysctl = {
"net.core.default_qdisc" = "cake";
"net.ipv4.tcp_allowed_congestion_control" = "bbr illinois reno lp";
"net.ipv4.tcp_congestion_control" = "bbr";
"net.ipv4.tcp_fastopen" = 3;
"net.ipv4.tcp_slow_start_after_idle" = 0;
"net.ipv4.tcp_mtu_probing" = 1;
"net.core.rmem_max" = 2500000;
"net.core.wmem_max" = 2500000;
};
zramSwap = {
enable = true;
algorithm = "zstd";
};
boot.tmp.useTmpfs = true;
fileSystems."/".options = [ "noatime" "nodiratime" ];
fileSystems."/home".options = [ "noatime" "nodiratime" ];
}
|