这个是我自己这么长时间以来总结出的一段build.prop优化代码适用于所有安卓手机，可以增强性能和稳定性，而又加入了一些省电的代码与之平衡感觉十分好用，特此分享出来
直接复制到build.prop里，然后重启手机即可
windowsmgr.max_events_per_sec=150
debug.performance.tuning=1
video.accelerate.hw=1
dalvik.vm.execution-mode=int:jit
ro.service.swiqi.supported=true
persist.service.swiqi.enable=1
ro.media.enc.jpeg.quality=100
ro.telephony.call_ring.delay=0
media.stagefright.enable-player=true
media.stagefright.enable-meta=true
media.stagefright.enable-scan=true
media.stagefright.enable-http=true
net.tcp.buffersize.default=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.wifi=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.umts=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.gprs=4096,87380,256960,4096,16384,256960
net.tcp.buffersize.edge=4096,87380,256960,4096,16384,256960
net.ipv4.tcp_ecn=0
net.ipv4.route.flush=1
net.ipv4.tcp_rfc1337=1
net.ipv4.ip_no_pmtu_disc=0
net.ipv4.tcp_sack=1
net.ipv4.tcp_fack=1
net.ipv4.tcp_window_scaling=1
net.ipv4.tcp_timestamps=1
net.ipv4.tcp_rmem=4096 39000 187000
net.ipv4.tcp_wmem=4096 39000 187000
net.ipv4.tcp_mem=187000 187000 187000
net.ipv4.tcp_no_metrics_save=1
net.ipv4.tcp_moderate_rcvbuf=1
ro.lge.proximity.delay=25
mot.proximity.delay=25
windowsmgr.max_events_per_sec=150
ro.HOME_APP_ADJ=1
wifi.supplicant_scan_interval=180
pm.sleep_mode=1
ro.ril.disable.power.collapse=0