mac系统开ssd trim的办法# Apple - 家有苹果
C*0
1 楼
最近研究了一下ssd开trim的办法,有些人推荐TRIM Enabler, 但网上看到有一个更简
单的办法可以开。具体的办法是
1。打开terminal。
2。
sudo cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/
IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage /System/Library/
Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/
Contents/MacOS/IOAHCIBlockStorage.original
3。
sudo perl -pi -e 's|(\x52\x6F\x74\x61\x74\x69\x6F\x6E\x61\x6C\x00{1,20})[^\
x00]{9}(\x00{1,20}\x51)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System
/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.
kext/Contents/MacOS/IOAHCIBlockStorage
4。
sudo touch /System/Library/Extensions/
5。重启。
假如想把这个关了的话也很简单,只需要
sudo cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/
IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage.original /System/
Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.
kext/Contents/MacOS/IOAHCIBlockStorage
-----------------------------
经试验,在Lion和ML上面都可以用。不过这个麻烦的是每次重大更新,譬如从10.7.0升
到10.7.1要重新弄3-5步。
具体参考的来源是这里
http://digitaldj.net/2011/07/21/trim-enabler-for-lion/
单的办法可以开。具体的办法是
1。打开terminal。
2。
sudo cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/
IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage /System/Library/
Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/
Contents/MacOS/IOAHCIBlockStorage.original
3。
sudo perl -pi -e 's|(\x52\x6F\x74\x61\x74\x69\x6F\x6E\x61\x6C\x00{1,20})[^\
x00]{9}(\x00{1,20}\x51)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System
/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.
kext/Contents/MacOS/IOAHCIBlockStorage
4。
sudo touch /System/Library/Extensions/
5。重启。
假如想把这个关了的话也很简单,只需要
sudo cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/
IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage.original /System/
Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.
kext/Contents/MacOS/IOAHCIBlockStorage
-----------------------------
经试验,在Lion和ML上面都可以用。不过这个麻烦的是每次重大更新,譬如从10.7.0升
到10.7.1要重新弄3-5步。
具体参考的来源是这里
http://digitaldj.net/2011/07/21/trim-enabler-for-lion/