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* Enable NUMA. On our 48-core machines this cut the duration of a

Browse source 
kernel build from 12m27s to 4m42s.

svn path=/nixpkgs/trunk/; revision=33616
This commit is contained in:
Eelco Dolstra 2012-04-05 12:26:13 +00:00
parent 7d2b8fe48f
commit 9a1080d7ea
2 changed files with 9 additions and 7 deletions
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10
pkgs/os-specific/linux/kernel/linux-3.2.nix
View file

@ -37,10 +37,12 @@ let
IOSCHED_CFQ y IOSCHED_CFQ y
BLK_CGROUP y # required by CFQ BLK_CGROUP y # required by CFQ
# Enable NUMA.
NUMA? y
# Disable some expensive (?) features. # Disable some expensive (?) features.
FTRACE n FTRACE n
KPROBES n KPROBES n
NUMA? n
PM_TRACE_RTC n PM_TRACE_RTC n
# Enable various subsystems. # Enable various subsystems.
@ -226,7 +228,7 @@ in
import ./generic.nix ( import ./generic.nix (
rec { rec {
version = "3.2.11"; version = "3.2.14";
testing = false; testing = false;
modDirVersion = version; modDirVersion = version;
@ -236,8 +238,8 @@ import ./generic.nix (
''; '';
src = fetchurl { src = fetchurl {
url = "mirror://kernel/linux/kernel/v3.0/${if testing then "testing/" else ""}linux-${version}.tar.bz2"; url = "mirror://kernel/linux/kernel/v3.0/${if testing then "testing/" else ""}linux-${version}.tar.xz";
sha256 = "1hacfmf08ydzf4xlg6wkkckl5icj7w9h3nh17myz1s67bp7q61qs"; sha256 = "032bv24wsab4c589svlq5ip8dcc4vihjcynq3ka18fgvxih251fm";
}; };
config = configWithPlatform stdenv.platform; config = configWithPlatform stdenv.platform;

6
pkgs/os-specific/linux/kernel/linux-3.3.nix
View file

@ -37,10 +37,12 @@ let
IOSCHED_CFQ y IOSCHED_CFQ y
BLK_CGROUP y # required by CFQ BLK_CGROUP y # required by CFQ
# Enable NUMA.
NUMA? y
# Disable some expensive (?) features. # Disable some expensive (?) features.
FTRACE n FTRACE n
KPROBES n KPROBES n
NUMA? n
PM_TRACE_RTC n PM_TRACE_RTC n
# Enable various subsystems. # Enable various subsystems.
@ -227,8 +229,6 @@ import ./generic.nix (
rec { rec {
version = "3.3.1"; version = "3.3.1";
testing = false;
preConfigure = '' preConfigure = ''
substituteInPlace scripts/depmod.sh --replace '-b "$INSTALL_MOD_PATH"' "" substituteInPlace scripts/depmod.sh --replace '-b "$INSTALL_MOD_PATH"' ""
''; '';