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Android cgroup

August 29th, 2013 by mhyun

/dev/cpuctl –> /apps –> /bg_non_interactive



Diable cpu DVFS

August 29th, 2013 by mhyun

echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq



Disable a CPU core

August 29th, 2013 by mhyun

echo 0 > /sys/devices/system/cpu/cpu1/online

Where, ‘cpu1’ can be replaced with ‘cpu0’.



Make the device writable

August 29th, 2013 by mhyun

mount -o remount -rw -t ext4 /dev/block/platform/omap/omap_hsmmc.0/by-name/system /system/
The path may be different from device to device

Or, simply type after rooting
adb remount