Hi, Sorry for the imprecision. Works correctly with Ubuntu 12.04.3 LTS - kernel 3.2.0-29-generic Ubuntu 12.04.3 LTS - kernel 3.8.0-29 Ubuntu 13.10 - kernel 3.8.0-29-generic 0 or very small (e.g. 6) values with Ubuntu 13.10 - kernel 3.11.0-20-generic Thanks, Mascha On 04/29/2014 06:28 AM, Viresh Kumar wrote: > On Mon, Apr 28, 2014 at 8:13 PM, Mascha Kurpicz <mascha.kurpicz@xxxxxxxx> wrote: >> First of all I would like to thank for the cpufreq utility that I use >> regularly. >> >> Unfortunately, when upgrading our systems from Ubuntu 12.04 to 13.10, we >> are encountering some issues with the data in >> /sys/devices/system/cpu/cpu*/cpufreq/stats/time_in_state. >> >> On some of the machines, the values are all set to 0 [1], whereas on >> other machines, values are 0 or very small [2]. In both cases, the >> output of cpufreq-info for the cpufreq stats is not correct. When >> running Ubuntu 12.04, we get reasonable values. >> >> We noticed this behavior on Intel i3 machines, and on Intel Xeon. Kernel >> version in all cases is 3.11.0-20-generic. > Do you mean that kernel version is same for 12.04 and 13.10? We need > kernel versions for these two bases. -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html