我试过:
cpupower frequency-set -g performance但是,频率仅为1200 MHz。
只有当我在机器上加载一个负载时,它才会上升,但是它应该总是以100%的cpu频率运行。
使用SLES 12.2。
SERVER:~ # cat /proc/cmdline
BOOT_IMAGE=/vmlinuz-4.4.121-92.80-default root=/dev/mapper/vg00-lv_root splash=silent quiet showopts console=tty0 console=ttyS0,9600 elevator=noop transparent_hugepage=never crashkernel=768M numa_balancing=disable intel_idle.max_cstate=1
SERVER:~ #我遗漏了什么?
如果可能是某些UEFI设置,那么是否有任何命令(例如: asu64 )可以在不重新启动的情况下更新UEFI设置?
机器是一个"x3850 X6",CPU是:“Xeon(R) CPU E7-8880 v4 @ 2.20GHz”。
更新#1:可能发现了一些东西:
SERVER:~ # systemctl start cpupower
Failed to start cpupower.service: Unit cpupower.service failed to load: No such file or directory.
SERVER:~ # echo $?
5
SERVER:~ #
SERVER:~ # systemctl status cpupower
? cpupower.service
Loaded: not-found (Reason: No such file or directory)
Active: inactive (dead)
SERVER:~ #Update#1的更新:我跟踪了https://www.suse.com/support/kb/doc/?id=7021316,但没有帮上忙。
更新#2:尝试设置freq,但没有帮助。
SERVER:~ # lscpu | awk '/Model name:/{print $NF}'
2.20GHz
SERVER:~ # cpupower frequency-set -u 2.20GHz
...
SERVER:~ # cpupower frequency-set -u 2.2GHz
...
SERVER:~ # lscpu |egrep "CPU MHz|CPU(s)" | awk '{print $3}' | awk -F "." '{print $1}'
1200
SERVER:~ #发布于 2018-10-22 13:20:48
我想这就是你要找的:
cpupower idle-set -D 0https://unix.stackexchange.com/questions/459802
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