2012年2月16日 星期四

tuning MB511 with sysctl

# white /system/etc/sysctl.conf

kernel.threads-max=4096 #max threads, smart phoen really use really use so much threads?
vm.swappiness = 0 #MB511 can't use swap, so...
vm.dirty_expire_centisecs=0
vm.dirty_writeback_centisecs=0
vm.min_free_kbytes = 4096 #keep minimum of 4MB idle space
vm.dirty_ratio = 90
vm.dirty_background_ratio = 70
vm.vfs_cache_pressure = 10
vm.panic_on_oom = 2
vm.oom_kill_allocating_task = 1 #use android memory manager
kernel.panic = 5 #Enabling kernel panic reboot
kernel.shmmax = 2147483648 #256MB
kernel.shmall = 16777216 #16MB

#userinit.sh
sysctl -p

echo "1536,2048,4096,8192,16384,24576" > /sys/module/lowmemorykiller/parameters/
minfree #use android memory manager


JUST FOR FUN!!

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