Nexus Oneのバッテリー事情
ノーマルROM、CM5.0.6ともにHT-03A Dwangよりもバッテリーの減りが早いです。
とりあえず、バッテリーに優しいと噂のintersectRaven's Kernelを導入して様子を見る予定です。
CPUのクロックスケーリングについて
http://forum.xda-developers.com/showpost.php?p=4250854&postcount=46
起動直後のN1(CM5.0.6 & intersectRaven's Kernel/925mV/CFS)では
# cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate 20000 # cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate_min 10000 # cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate_max 4294967295 # cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold 95 # cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/powersave_bias 0 # cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq 245000 # cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq 998400 # cat /sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state 245000 25381 384000 1190 422400 246 460800 251 499200 198 576000 356 614400 187 652800 133 691200 72 768000 261 806400 71 883200 175 998400 6532 # cat /sys/devices/system/cpu/cpu0/cpufreq/stats/trans_table From : To : 245000 384000 422400 460800 499200 576000 614400 652800 691200 768000 806400 883200 998400 245000: 0 0 0 0 0 0 0 0 0 0 0 0 587 384000: 264 0 0 0 0 0 0 0 0 0 0 0 115 422400: 35 38 0 0 0 0 0 0 0 0 0 0 27 460800: 51 32 5 0 0 0 0 0 0 0 0 0 20 499200: 25 23 10 9 0 0 0 0 0 0 0 0 20 576000: 33 42 9 9 15 0 0 0 0 0 0 0 40 614400: 13 16 3 5 1 7 0 0 0 0 0 0 16 652800: 10 11 6 4 4 11 3 0 0 0 0 0 15 691200: 7 7 4 5 2 4 3 3 0 0 0 0 6 768000: 13 13 3 1 3 10 4 5 4 0 0 0 20 806400: 1 4 1 1 2 1 4 0 1 6 0 0 12 883200: 8 11 4 4 2 3 2 3 8 6 3 0 20 998400: 128 182 55 70 58 112 45 53 28 63 30 74 0
ついでにmeminfoも書き留めておきます。こちらはCM5.0.6
# cat /proc/meminfo MemTotal: 395280 kB MemFree: 23856 kB Buffers: 9768 kB Cached: 143340 kB SwapCached: 0 kB Active: 161596 kB Inactive: 168940 kB Active(anon): 98300 kB Inactive(anon): 85416 kB Active(file): 63296 kB Inactive(file): 83524 kB Unevictable: 272 kB Mlocked: 0 kB HighTotal: 272384 kB HighFree: 3660 kB LowTotal: 122896 kB LowFree: 20196 kB SwapTotal: 0 kB SwapFree: 0 kB Dirty: 0 kB Writeback: 0 kB AnonPages: 177720 kB Mapped: 68416 kB Shmem: 6004 kB Slab: 10384 kB SReclaimable: 4400 kB SUnreclaim: 5984 kB KernelStack: 3256 kB PageTables: 11508 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 197640 kB Committed_AS: 5877304 kB VmallocTotal: 778240 kB VmallocUsed: 146440 kB VmallocChunk: 597324 kB
こちらはintersectRaven's Kernel(2.6.33_AVS-800mV_CFS_20100506_1459.zip)
# cat /proc/meminfo cat /proc/meminfo MemTotal: 416608 kB MemFree: 58928 kB Buffers: 452 kB Cached: 30724 kB SwapCached: 0 kB Active: 159512 kB Inactive: 154536 kB Active(anon): 151772 kB Inactive(anon): 140184 kB Active(file): 7740 kB Inactive(file): 14352 kB Unevictable: 272 kB Mlocked: 0 kB HighTotal: 293888 kB HighFree: 21600 kB LowTotal: 122720 kB LowFree: 37328 kB SwapTotal: 0 kB SwapFree: 0 kB Dirty: 0 kB Writeback: 0 kB AnonPages: 283164 kB Mapped: 40180 kB Shmem: 8800 kB Slab: 6156 kB SReclaimable: 1452 kB SUnreclaim: 4704 kB KernelStack: 4480 kB PageTables: 14944 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 208304 kB Committed_AS: 7552908 kB VmallocTotal: 778240 kB VmallocUsed: 157372 kB VmallocChunk: 578988 kB