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1.̸µ½linuxµÄÎļþϵͳ£¬ÎÒÃDZØÐë¹Ø×¢/etc/fstabÎļþµÄÄÚÈÝ£»ÔÚlinuxÖеÄËùÓйÒÔØ·ÖÇøºÍÉ豸¶¼ÔÚfstab±í¸ñÖС£
/etc/fstab±í¸ñÖеÄÑ¡ÔñÏî²ÎÊý¶¨ÒåÈçÏ£º
ro or rw
Read only or read write
noauto
Do not respond to mount -a. Used for external devices CDROMs ...
noexec
Executables cannot be started from the device
nosuid
Ignore SUID bit throughout the filesystem
nodev
Special device files such as block or character devices are ignored
noatime
Do not update atimes (performance gain)
owner
The device can be mounted only by it's owner
user
Implies noexec, nosuid and nodev. A single user's name is added to mtab so that other users may not unmount the devices
users
Same as user but the device may be unmounted by any other user
̸µ½ÎļþϵͳÎÒÃDZØÐëÒªÁ˽âlinuxÎļþϵͳÖеÄmountÃüÁËü¿ÉÒÔʵÏÖ¹ÒÔØÒ»¸öеÄÉ豸»ò·ÖÇøµ½ÎÒÃǵÄlinuxϵͳÖУ¬mountÃüÁîµÄËùÓвÙ×÷¶¼»á¸üе½/etc/mtabÎļþÖУ¬»¹ÓÐÒ»¸öÓë´ËÎļþÏàËƵÄÎļþʱ/proc/mounts¡£
2.µ±ÏµÍ³Æô¶¯ºóÔÚrc.sysinit½Å±¾(Ò²¾ÍϵͳÆô¶¯ºó×Ô¶¯ÔËÐеÄÒ»¸ö½Å±¾£¬µ«²»ÊÇÔÚËùÓеÄlinuxϵͳÖж¼ÄÜÕÒµ½Ëü£¬Ò²Ðí±ðÈË°ÑËü¸ÄÃûÁË)ÖУ¬mountÃüÁî»á¹ÒÔØ/etc/fstabÎļþÖеÄËùÓзÖÇø»òÉ豸¡£
mountÃüÁÄܷdz£Ç¿´ó£¬³ýÁ˼òµ¥¹ÒÔØÉ豸ÒÔÍ⻹ÌṩºÜ¶àÆäËû¹¦ÄÜ£¬±ÈÈ磺Òƶ¯¹ÒÔص㣬±êÖ¾¹ÒÔØÉ豸µÄÊôÐÔ£¬¹²Ïí¡¢Ë½ÓС¢¼Ì³Ð...£¬Èç¹ûÄãÓÐÐËȤÇëÔÚlinuxÃüÁîÐÐÏÂman mount¡£
3.н¨Ò»¸ö½»»»·ÖÇø
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a. dd if=/dev/zero of=/tmp/SWAPFILE bs=1k count=10240 #´Ë´¦ddÃüÁîµÄ¾ßÌå²ÎÊýÇë×ÔÐÐѧϰ
b. mkswap /tmp/SWAPFILE #´Ë´¦mkswap²ÎÊý¼òµ¥¾ÍÊǽ¨Á¢Ò»¸ö½»»»·ÖÇø
c. swapon /tmp/SWAPFILE #´Ë´¦Ê¹ÓÃswapon´ò¿ªÐ½¨µÄ½»»»·ÖÇø
d. cat /proc/swaps #´Ë´¦catΪһ¸ö¼òµ¥µÄÔĶÁÆ÷£¬²é¿´Äãн¨µÄ½»»»·ÖÇø
Filename                  Type            Size    Used    Priority
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