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authorpmikus <pmikus@cisco.com>2021-04-08 10:44:18 +0000
committerPeter Mikus <pmikus@cisco.com>2021-04-08 11:17:15 +0000
commitdf5672b3d9c29b51397f4770eb992c9f3f3955ce (patch)
treeadb4cf36c9b680ebbc44c953391a0d21b986d6b7 /fdio.infra.ansible/roles/performance_tuning/files/disable-turbo-boost.service
parent8018da98e0f362bc69fc9600fac222a86fd46b5e (diff)
Ansible git move
+ Better accessibility + Compliant with fdio.infra._function_ - function [pxe|terraform|ansible|vagrant] + dill==0.3.3 also applied on TBs - ci-man to follow today - Docs to be updated in separate patch Signed-off-by: pmikus <pmikus@cisco.com> Change-Id: Iff9eaa29d63044188cc8160db2d9b44b7635782a
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.service10
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