jungle/xeon08/kernel/perf.nix

23 lines
531 B
Nix

{ config, pkgs, lib, ... }:
{
# add the perf tool
environment.systemPackages = with pkgs; [
config.boot.kernelPackages.perf
];
# allow non-root users to read tracing data from the kernel
boot.kernel.sysctl."kernel.perf_event_paranoid" = -2;
boot.kernel.sysctl."kernel.kptr_restrict" = 0;
# specify additionl options to the tracefs directory to allow members of the
# tracing group to access tracefs.
fileSystems."/sys/kernel/tracing" = {
options = [
"mode=755"
"gid=tracing"
];
};
}