???????Tmpfs????
????tmpfs??Linux/Unix??????????????????????tmpfs???????????????swap???????洢????????????tmpfs????洢 ?????????
???????? :
????1?? ???????????С??
????2??tmpfs ????????????????????????????????????tmpfs?????????????????? RAM ?У???д????????????????????????????tmpfs??????????????????????????????汾?????????????????б?????Щ??????????????????????
???????tmpfs??????????????????????????????????
????2 Tmpfs??С????
?????????????ó???????Tmpfs???????????????????ж???ó????????????????????????п????Tmpfs???????????????????Tmpfs???С???????????????С????????????????С????????????????????????????????ó???
???????????tmpfs???С?3G?????????????????5G??
????1?? umount tmpfs
??????????????????umount???ж??tmpfs?????????ζ???????ó????????????潫??????????????????????umount????????
????root@TENCENT64 /dev]# umount /dev/shm
????umount: /dev/shm: device is busy.
????(In some cases useful info about processes that use
????the device is found by lsof(8) or fuser(1))
????????????????umount????????????????/dev/shm??????????????????????umount?????????/dev/shm?????н????????
?????????????????????fuser –km /dev/shm?????????????kill????????umount
????fuser –km /dev/shm
????umount /dev/shm
????2?? ????tmpfs???С
??????????/etc/fstab????????/dev/shm??????????????????tmpfs??
????????????mount tmpfs???ɡ?
????mount /dev/shm