diff options
Diffstat (limited to 'fdio.infra.ansible/roles/performance_tuning/files')
3 files changed, 36 insertions, 0 deletions
diff --git a/fdio.infra.ansible/roles/performance_tuning/files/cpufrequtils b/fdio.infra.ansible/roles/performance_tuning/files/cpufrequtils new file mode 100644 index 0000000000..03070fefe1 --- /dev/null +++ b/fdio.infra.ansible/roles/performance_tuning/files/cpufrequtils @@ -0,0 +1 @@ +GOVERNOR="performance" 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 diff --git a/fdio.infra.ansible/roles/performance_tuning/files/irqbalance b/fdio.infra.ansible/roles/performance_tuning/files/irqbalance new file mode 100644 index 0000000000..861be02fb3 --- /dev/null +++ b/fdio.infra.ansible/roles/performance_tuning/files/irqbalance @@ -0,0 +1,25 @@ +# irqbalance is a daemon process that distributes interrupts across +# CPUS on SMP systems. The default is to rebalance once every 10 +# seconds. This is the environment file that is specified to systemd via the +# EnvironmentFile key in the service unit file (or via whatever method the init +# system you're using has. +# +# ONESHOT=yes +# after starting, wait for a minute, then look at the interrupt +# load and balance it once; after balancing exit and do not change +# it again. +#IRQBALANCE_ONESHOT= + +# +# IRQBALANCE_BANNED_CPUS +# 64 bit bitmask which allows you to indicate which cpu's should +# be skipped when reblancing irqs. Cpu numbers which have their +# corresponding bits set to one in this mask will not have any +# irq's assigned to them on rebalance +# +IRQBALANCE_BANNED_CPUS="{{ ansible_processor_cores | irqbalance_banned_cpu_mask(ansible_processor_count, ansible_processor_threads_per_core) }}" +# +# IRQBALANCE_ARGS +# append any args here to the irqbalance daemon as documented in the man page +# +#IRQBALANCE_ARGS= |