diff options
Diffstat (limited to 'fdio.infra.ansible/roles/performance_tuning/files/disable-turbo-boost.service')
| -rw-r--r-- | fdio.infra.ansible/roles/performance_tuning/files/disable-turbo-boost.service | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fdio.infra.ansible/roles/performance_tuning/files/disable-turbo-boost.service b/fdio.infra.ansible/roles/performance_tuning/files/disable-turbo-boost.service new file mode 100644 index 0000000000..e04729de50 --- /dev/null +++ b/fdio.infra.ansible/roles/performance_tuning/files/disable-turbo-boost.service @@ -0,0 +1,10 @@ +[Unit] +Description=Disable Turbo Boost on Intel CPU + +[Service] +ExecStart=/bin/sh -c 'for core in `cat /proc/cpuinfo | grep processor | awk \'{print $3}\'`; do sudo wrmsr -p$core 0x1a0 0x4000850089; done' +ExecStop=/bin/sh -c 'for core in `cat /proc/cpuinfo | grep processor | awk \'{print $3}\'`; do sudo wrmsr -p$core 0x1a0 0x850089; done' +RemainAfterExit=yes + +[Install] +WantedBy=sysinit.target |