[Fire HD 8 and HD 10 General] Haldi4803:
Just leaving this here in case i need it one time:

maverick:/sys/devices/system/cpu/cpufreq/policy0 $ grep . *
affected_cpus:0 1 2 3
grep: cpuinfo_cur_freq: Permission denied
cpuinfo_max_freq:1989000
cpuinfo_min_freq:793000
cpuinfo_transition_latency:1000
related_cpus:0 1 2 3
scaling_available_frequencies:1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
scaling_available_governors:ondemand userspace powersave interactive performance schedplus
scaling_cur_freq:793000
scaling_driver:mt-cpufreq
grep: scaling_governor: Permission denied
scaling_max_freq:1989000
scaling_min_freq:793000
scaling_setspeed:<unsupported>
grep: sched: Is a directory
grep: stats: Is a directory

maverick:/sys/devices/system/cpu/cpufreq/policy4 $ grep . *
affected_cpus:4 5 6 7
grep: cpuinfo_cur_freq: Permission denied
cpuinfo_max_freq:1989000
cpuinfo_min_freq:793000
cpuinfo_transition_latency:1000
related_cpus:4 5 6 7
scaling_available_frequencies:1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
scaling_available_governors:ondemand userspace powersave interactive performance schedplus
scaling_cur_freq:793000
scaling_driver:mt-cpufreq
grep: scaling_governor: Permission denied
scaling_max_freq:1989000
scaling_min_freq:793000
scaling_setspeed:<unsupported>
grep: sched: Is a directory
grep: stats: Is a directory

cat sys/devices/system/cpu/cpu4/cpufreq/stats/time_in_state

cat sys/devices/system/cpu/cpufreq/policy4/stats/time_in_state

seems to be the same.

maverick:/ $ cat sys/devices/system/cpu/cpu4/cpufreq/stats/time_in_state
1989000 12506
1924000 5474
1846000 104
1781000 103
1716000 71
1677000 208
1625000 85
1586000 166
1508000 476
1417000 8223
1326000 4179
1248000 8878
1131000 2093
1014000 1566
910000 2024
793000 128993
maverick:/ $ cat sys/devices/system/cpu/cpufreq/policy4/stats/time_in_state
1989000 12506
1924000 5474
1846000 104
1781000 103
1716000 71
1677000 208
1625000 85
1586000 166
1508000 476
1417000 8223
1326000 4179
1248000 8878
1131000 2093
1014000 1566
910000 2024
793000 129454

cat sys/devices/system/cpu/cpu4/cpufreq/stats/trans_table
cat sys/devices/system/cpu/cpu5/cpufreq/stats/trans_table
cat sys/devices/system/cpu/cpu6/cpufreq/stats/trans_table
cat sys/devices/system/cpu/cpu7/cpufreq/stats/trans_table
From : To
: 1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
1989000: 0 27 19 21 7 12 9 12 15 9 7 15 3 1 2 41
1924000: 49 0 4 2 4 5 0 4 3 6 4 2 2 1 2 5
1846000: 18 10 0 2 2 1 1 1 3 2 1 5 1 1 0 2
1781000: 14 14 2 0 1 0 0 4 0 4 1 1 2 2 0 4
1716000: 6 11 2 0 0 3 1 1 3 1 2 1 2 1 0 2
1677000: 11 11 7 3 1 0 0 0 5 5 1 4 3 0 1 6
1625000: 7 2 5 6 0 3 0 2 0 3 2 5 1 0 0 2
1586000: 9 2 2 7 10 8 4 0 4 7 5 8 4 2 2 1
1508000: 13 3 1 2 1 14 13 10 0 14 7 8 2 4 1 10
1417000: 9 2 1 1 2 2 2 23 27 0 14 13 15 7 8 18
1326000: 6 0 0 1 2 3 2 5 20 32 0 17 13 6 4 24
1248000: 11 1 0 2 3 0 2 3 5 24 31 0 20 26 12 29
1131000: 7 5 1 0 0 2 1 0 3 14 25 28 0 13 24 25
1014000: 6 1 0 0 0 0 0 1 2 5 7 21 27 0 19 45
910000: 13 2 2 1 2 0 0 0 3 4 9 7 15 22 0 60
793000: 21 2 4 1 1 5 3 9 10 14 19 33 38 48 65 0
maverick:/ $ cat sys/devices/system/cpu/cpu5/cpufreq/stats/trans_table
From : To
: 1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
1989000: 0 27 19 21 7 12 9 12 15 9 7 15 3 1 2 41
1924000: 49 0 4 2 4 5 0 4 3 6 4 2 2 1 2 5
1846000: 18 10 0 2 2 1 1 1 3 2 1 5 1 1 0 2
1781000: 14 14 2 0 1 0 0 4 0 4 1 1 2 2 0 4
1716000: 6 11 2 0 0 3 1 1 3 1 2 1 2 1 0 2
1677000: 11 11 7 3 1 0 0 0 5 5 1 4 3 0 1 6
1625000: 7 2 5 6 0 3 0 2 0 3 2 5 1 0 0 2
1586000: 9 2 2 7 10 8 4 0 4 7 5 8 4 2 2 1
1508000: 13 3 1 2 1 14 13 10 0 14 7 8 2 4 1 10
1417000: 9 2 1 1 2 2 2 23 27 0 14 13 15 7 8 18
1326000: 6 0 0 1 2 3 2 5 20 32 0 17 13 6 4 24
1248000: 11 1 0 2 3 0 2 3 5 24 31 0 20 26 12 29
1131000: 7 5 1 0 0 2 1 0 3 14 25 28 0 13 24 25
1014000: 6 1 0 0 0 0 0 1 2 5 7 21 27 0 19 45
910000: 13 2 2 1 2 0 0 0 3 4 9 7 15 22 0 60
793000: 21 2 4 1 1 5 3 9 10 14 19 33 38 48 65 0
maverick:/ $ cat sys/devices/system/cpu/cpu6/cpufreq/stats/trans_table
From : To
: 1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
1989000: 0 27 19 21 7 12 9 12 15 9 7 15 3 1 2 41
1924000: 49 0 4 2 4 5 0 4 3 6 4 2 2 1 2 5
1846000: 18 10 0 2 2 1 1 1 3 2 1 5 1 1 0 2
1781000: 14 14 2 0 1 0 0 4 0 4 1 1 2 2 0 4
1716000: 6 11 2 0 0 3 1 1 3 1 2 1 2 1 0 2
1677000: 11 11 7 3 1 0 0 0 5 5 1 4 3 0 1 6
1625000: 7 2 5 6 0 3 0 2 0 3 2 5 1 0 0 2
1586000: 9 2 2 7 10 8 4 0 4 7 5 8 4 2 2 1
1508000: 13 3 1 2 1 14 13 10 0 14 7 8 2 4 1 10
1417000: 9 2 1 1 2 2 2 23 27 0 14 13 15 7 8 18
1326000: 6 0 0 1 2 3 2 5 20 32 0 17 13 6 4 24
1248000: 11 1 0 2 3 0 2 3 5 24 31 0 20 26 12 29
1131000: 7 5 1 0 0 2 1 0 3 14 25 28 0 13 24 25
1014000: 6 1 0 0 0 0 0 1 2 5 7 21 27 0 19 45
910000: 13 2 2 1 2 0 0 0 3 4 9 7 15 22 0 60
793000: 21 2 4 1 1 5 3 9 10 14 19 33 38 48 65 0
maverick:/ $ cat sys/devices/system/cpu/cpu7/cpufreq/stats/trans_table
From : To
: 1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
1989000: 0 27 19 21 7 12 9 12 15 9 7 15 3 1 2 41
1924000: 49 0 4 2 4 5 0 4 3 6 4 2 2 1 2 5
1846000: 18 10 0 2 2 1 1 1 3 2 1 5 1 1 0 2
1781000: 14 14 2 0 1 0 0 4 0 4 1 1 2 2 0 4
1716000: 6 11 2 0 0 3 1 1 3 1 2 1 2 1 0 2
1677000: 11 11 7 3 1 0 0 0 5 5 1 4 3 0 1 6
1625000: 7 2 5 6 0 3 0 2 0 3 2 5 1 0 0 2
1586000: 9 2 2 7 10 8 4 0 4 7 5 8 4 2 2 1
1508000: 13 3 1 2 1 14 13 10 0 14 7 8 2 4 1 10
1417000: 9 2 1 1 2 2 2 23 27 0 14 13 15 7 8 18
1326000: 6 0 0 1 2 3 2 5 20 32 0 17 13 6 4 24
1248000: 11 1 0 2 3 0 2 3 5 24 31 0 20 26 12 29
1131000: 7 5 1 0 0 2 1 0 3 14 25 28 0 13 24 25
1014000: 6 1 0 0 0 0 0 1 2 5 7 21 27 0 19 45
910000: 13 2 2 1 2 0 0 0 3 4 9 7 15 22 0 60
793000: 21 2 4 1 1 5 3 9 10 14 19 33 38 48 65 0
maverick:/ $

maverick:/ $ cat sys/devices/system/cpu/cpu3/cpufreq/stats/trans_table
From : To
: 1989000 1924000 1846000 1781000 1716000 1677000 1625000 1586000 1508000 1417000 1326000 1248000 1131000 1014000 910000 793000
1989000: 0 33 18 16 13 24 8 13 11 10 6 9 10 10 6 102
1924000: 62 0 8 5 6 8 4 7 10 2 4 5 2 0 0 13
1846000: 21 18 0 6 3 3 3 2 3 3 1 1 2 3 3 9
1781000: 37 17 9 0 4 7 4 5 3 4 7 8 4 2 0 5
1716000: 15 19 3 5 0 7 5 3 4 2 6 2 4 1 2 11
1677000: 20 15 8 13 9 0 5 6 8 1 4 6 4 3 3 14
1625000: 7 4 5 2 3 6 0 6 6 7 3 4 6 3 0 14
1586000: 8 7 5 33 25 9 7 0 13 9 8 6 6 4 4 15
1508000: 6 3 4 6 7 24 12 22 0 10 12 9 14 7 2 18
1417000: 8 3 3 4 4 4 6 54 18 0 12 10 11 7 9 23
1326000: 12 2 2 2 4 9 5 2 23 34 0 14 10 14 16 25
1248000: 9 0 2 4 4 3 5 8 11 46 24 0 19 12 13 33
1131000: 9 1 3 7 2 4 5 9 8 11 44 50 0 18 30 60
1014000: 9 3 1 2 1 2 0 6 6 8 12 26 74 0 25 62
910000: 9 1 3 2 1 4 1 7 4 7 6 11 35 106 0 82
793000: 57 10 7 9 3 5 6 9 28 22 25 32 59 47 166 0

Looks like they made Scheduler handling easy and ALL 4 big cores and 4 small cores work exactly the same....

Script to save values on your phone....

#!/system/bin/sh
cat /sys/devices/system/cpu/cpufreq/policy4/stats/time_in_state > /sdcard/Download/Stats/time_in_state_$(date "+%Y%m%d_%H%M")_small_start
cat /sys/devices/system/cpu/cpufreq/policy0/stats/time_in_state > /sdcard/Download/Stats/time_in_state_$(date "+%Y%m%d_%H%M")_big_start
cat /sys/devices/system/cpu/cpufreq/policy4/stats/total_trans > /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_start
cat /sys/devices/system/cpu/cpufreq/policy4/stats/total_trans >> /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_start
cat /sys/class/power_supply/battery/capacity >> /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_start
cat /sys/class/power_supply/battery/temp >> /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_start

#!/system/bin/sh
cat /sys/devices/system/cpu/cpufreq/policy4/stats/time_in_state > /sdcard/Download/Stats/time_in_state_$(date "+%Y%m%d_%H%M")_small_end
cat /sys/devices/system/cpu/cpufreq/policy0/stats/time_in_state > /sdcard/Download/Stats/time_in_state_$(date "+%Y%m%d_%H%M")_big_end
cat /sys/devices/system/cpu/cpufreq/policy4/stats/total_trans > /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_end
cat /sys/devices/system/cpu/cpufreq/policy4/stats/total_trans >> /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_end
cat /sys/class/power_supply/battery/capacity >> /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_end
cat /sys/class/power_supply/battery/temp >> /sdcard/Download/Stats/trans_stat_$(date "+%Y%m%d_%H%M")_end