https://bugzilla.novell.com/show_bug.cgi?id=894710 https://bugzilla.novell.com/show_bug.cgi?id=894710#c0 Summary: slow CPU speed on new kernel Classification: openSUSE Product: openSUSE Factory Version: 201407* Platform: x86-64 OS/Version: openSUSE 13.2 Status: NEW Severity: Major Priority: P5 - None Component: Kernel AssignedTo: kernel-maintainers@forge.provo.novell.com ReportedBy: mpapis@gmail.com QAContact: qa-bugs@suse.de Found By: --- Blocker: --- User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Firefox/31.0 It looks like CPU is throttling all the time (my guess for th low MHz values). grep "model name" /proc/cpuinfo model name : Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz model name : Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz model name : Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz model name : Intel(R) Core(TM) i7-4600U CPU @ 2.10GHz echo powersave | sudo tee /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor powersave grep MHz /proc/cpuinfo cpu MHz : 419.871 cpu MHz : 395.296 cpu MHz : 431.578 cpu MHz : 396.984 echo performance | sudo tee /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor performance grep MHz /proc/cpuinfo cpu MHz : 1072.933 cpu MHz : 1050.363 cpu MHz : 1090.968 cpu MHz : 1043.402 head /sys/devices/system/cpu/cpu0/cpufreq/* ==> /sys/devices/system/cpu/cpu0/cpufreq/affected_cpus <== 0 head: cannot open ‘/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq’ for reading: Permission denied ==> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq <== 3300000 ==> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq <== 800000 ==> /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_transition_latency <== 4294967295 ==> /sys/devices/system/cpu/cpu0/cpufreq/related_cpus <== 0 ==> /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors <== performance powersave ==> /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver <== intel_pstate ==> /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor <== performance ==> /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq <== 3300000 ==> /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq <== 800000 ==> /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed <== <unsupported> What more info can I provide to help debug this problem? Btw. computer starts with the lowest 400 Mhz so it is really slow, it was much faster in openSUSE 13.1. Reproducible: Always -- Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.