mount

MOUNT(8)                   Linux Programmer's Manual                  MOUNT(8)



åå
       mount - ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ããã

æ¸å¼
       mount [-lhV]

       mount -a [-fFnrsvw] [-t vfstype] [-O optlist]
       mount [-fnrsvw] [-o options [,...]] device | dir
       mount [-fnrsvw] [-t vfstype] [-o options] device dir

説æ
       Unix ã®ã·ã¹ãã ã«ããã¦ã¯ãã¢ã¯ã»ã¹ã§ãããã¡ã¤ã«ã¯ãã¹ã¦ 1 ã¤ã®å¤§ããª
       ããªã¼æ§é ã«ã¾ã¨ãããã¦ããã ãã㯠/ ãã«ã¼ã (root:æ ¹) ã¨ããé層æ§é ããªãã¦ããã
       ãããã®ãã¡ã¤ã«ç¾¤ã¯è¤æ°ã®ããã¤ã¹ã«ããã£ã¦éç½®ãããã¨ãã§ããã mount
       ã³ãã³ãã¯ããããã¤ã¹ä¸ã®ãã¡ã¤ã«ã·ã¹ãã ã
       ãã®å¤§ããªããªã¼æ§é ã«æ¥ç¶ããããã«ç¨ããããã éã«æ¥ç¶ã解é¤ããéã«ã¯ umount(8)
       ã³ãã³ããç¨ããããã

       mount ã³ãã³ãã®æ¨æºå½¢ã¯æ¬¡ã®éãã§ããã
              mount -t type device dir
       ãã㯠device ä¸ã«ãããã¡ã¤ã«ã·ã¹ãã  (ã¿ã¤ã type) ããã£ã¬ã¯ã㪠dir
       ã«æ¥ç¶ãããããã«ã¼ãã«ã«ä¼ããã ãã®ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã¦ããéã¯ããã£ã¬ã¯ããª
       dir ã®ãã¨ã®ä¸èº« (ããããã°)ããã£ã¬ã¯ããªèªèº«ã®ææèã
       ãã¼ããã·ã§ã³ã¢ã¼ãã¯è¦ããªããªãã dir ã«ãã£ã¦æå®ããããã¹ã¯ device
       ä¸ã®ãã¡ã¤ã«ã·ã¹ãã ã®ã«ã¼ããåç§ãããã¨ã«ãªãã

       以ä¸ã® 3 種é¡ã®å®è¡å½¢å¼ã¯ãå®éã«ã¯ä½ããã¦ã³ãããªãã
              mount -h
       ã¯ãã«ãã¡ãã»ã¼ã¸ã表示ããã
              mount -V
       ã¯ãã¼ã¸ã§ã³æå ±ã表示ããã
              mount [-l] [-t type]
       ã¨ã ãå¥åãã¦å®è¡ããã¨ã ç¾å¨ãã¦ã³ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ã®ãªã¹ãã表示ããã -t
       "type" ãæå®ããã¨ããã¡ã¤ã«ã·ã¹ãã ã®ã¿ã¤ãã type ã®ãã®ã ãã表示ããã
       ãªãã·ã§ã³ -l ãä»ãã㨠(ext2, ext3, XFS) ã®ã©ãã«ããªã¹ãã«è¿½å ããã
       ã¿ã¤ãã«é¢ãã詳細ã¯ä»¥ä¸ã«è¿°ã¹ãã

       Linux 2.4.0 以éã§ã¯ã
       ãã¡ã¤ã«é層ã®ä¸é¨ãã©ããå¥ã®å ´æã«åãã¦ã³ããããã¨ãã§ããã
       使ãæ¹ã¯ä»¥ä¸ã®éãã§ããã
              mount --bind olddir newdir
       ãã®å¼ã³åºãã®å¾ãåãå容ã 2 ã¤ã®å ´æã§ã¢ã¯ã»ã¹ã§ããã 1 ã¤ã®ãã¡ã¤ã«ã (1
       ã¤ã®ãã¡ã¤ã«ä¸ã«) åãã¦ã³ããããã¨ãã§ããã

       ãã®å¼ã³åºãã§ã¯ 1 ã¤ã®ãã¡ã¤ã«ã·ã¹ãã  (ã®ä¸é¨) ã®ã¿ãã¢ã¿ããããã ãã§ã
       ãµããã¦ã³ãã¯ã¢ã¿ããããªãã ãµããã¦ã³ããå«ããã¡ã¤ã«é層å¨ä½ã¯ã 以ä¸ã®ã³ãã³ãã§
       2 çªç®ã®å ´æã«ã¢ã¿ããã§ããã
              mount --rbind olddir newdir

       ãã¡ã¤ã«ã·ã¹ãã ã®ãã¦ã³ããªãã·ã§ã³ã¯ã åã®ãã¦ã³ããã¤ã³ãã®ãã®ã¨åãã«ç¶æããã
       --bind/--rbind ã®å¾ã« -o ãªãã·ã§ã³ãæå®ãã¦å¤æ´ã§ããªãç¹ã«æ³¨æãããã¨ã

       Linux 2.5.1 以éã§ã¯ã
       ãã¦ã³ããããããªã¼ãçºãã¦ä»ã®å ´æã«ç§»åãããã¨ãå¯è½ã«ãªã£ãã
       使ãæ¹ã¯ä»¥ä¸ã®éãã§ããã
              mount --move olddir newdir

       proc ãã¡ã¤ã«ã·ã¹ãã ã¯ã¹ãã·ã£ã«ããã¤ã¹ã«ã¯é¢é£ä»ãããã¦ããªãã®ã§ã
       ãã¦ã³ãããéã«ã¯ proc ã®ãããªé©å½ãªãã¼ã¯ã¼ããããã¤ã¹æå®ã®ä»£ããã«ç¨ããã
       (é常ç¨ãããã¦ãã none ã¯ãã¾ããå§ãã§ããªã: umount ã `none busy'
       ã¨ããã¨ã©ã¼ã¡ãã»ã¼ã¸ãåºããã¨ã«ãªãã®ã§ã æ··ä¹±ã®åå ã¨ãªããããªãã)


       ã»ã¨ãã©ã®å ´åãããã¤ã¹ã¯ (ãããã¯ã¹ãã·ã£ã«ããã¤ã¹ã®) ãã¡ã¤ã«å㧠æå®ãã (ä¾:
       /dev/sda1)ã ãããä¾å¤ããããä¾ãã° NFS ãéãã¦ãã¦ã³ãããå ´åã«ã¯ã device ã¯
       knuth.cwi.nl:/dir ã®ããã«ãªãã ãã‐
       ãã¯ã¹ãã·ã£ã«ããã¤ã¹ã®æå®ã«ã¯ãããªã¥ã¼ã ã©ãã«ã UUID ã ç¨ãããã¨ãã§ãã
       (以ä¸ã® -L ããã³ -U ãªãã·ã§ã³ãè¦ã)ã

       ãã¡ã¤ã« /etc/fstab (fstab(5) ãè¦ã) ã¯ãããããã®ããã¤ã¹ãé常ãã¦ã³ããããå ´æãã
       ãªãã·ã§ã³ã¨ã¨ãã«è¨è¿°ãããã®ã§ããã ãã®ãã¡ã¤ã«ã¯ä»¥ä¸ã® 3 ã¤ã®å ´åã«ç¨ããããã

       (i) ã³ãã³ã
              mount -a [-t type] [-O optlist]
       ã (é常ã¯èµ·åã¹ã¯ãªãããã) å®è¡ãããã¨ã fstab
       ã«è¨è¿°ããã¦ãããã¹ã¦ã®ãã¡ã¤ã«ã·ã¹ãã ã
       (é©å½ãªãªãã·ã§ã³ã®æç¡ã«é¢ããããããããé©å½ãªã¿ã¤ãã§) ãã¦ã³ããããã ãã ããã¼ã¯ã¼ã
       noauto ãå«ãè¡ã¯ãã¦ã³ããããªãã -F ãªãã·ã§ã³ãæå®ãã㨠mount 㯠fork ãã
       ããããã®ãã¡ã¤ã«ã·ã¹ãã ãåæã«ãã¦ã³ããããã

       (ii) fstab ä¸ã«è¨è¿°ããã¦ãããã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã¨ãã¯ã
       ããã¤ã¹ã®ã¿ããããã¯ãã¦ã³ããã¤ã³ãã®ã¿ã®æå®ã§ååã§ããã

       (iii) é常ã¯ã¹ã¼ãã¼ã¦ã¼ã¶ã¼ã®ã¿ããã¦ã³ããè¡ããã¨ãã§ãããã fstab ä¸ã®è¡ã«
       user ãªãã·ã§ã³ãå«ã¾ãã¦ããã°ããã®è¡ã§æå®ããã¦ãããã¡ã¤ã«ã·ã¹ãã ã¯
       誰ã§ããã¦ã³ããããã¨ãã§ããã

       ãããã£ã¦
              /dev/cdrom  /cd  iso9660  ro,user,noauto,unhide
       ã¨ããè¡ãããã°ã誰ã§ã CDROM ä¸ã® iso9660 ãã¡ã¤ã«ã·ã¹ãã ã
              mount /dev/cdrom
       ã¾ãã¯
              mount /cd
       ã«ãã£ã¦ãã¦ã³ãã§ããã 詳細㯠fstab(5) ãåç§ã®ãã¨ã
       ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã¦ã¼ã¶ã¼ã ããã ãããã¢ã³ãã¦ã³ããããã¨ãã§ããã
       ä»ã®ã¦ã¼ã¶ã¼ã§ãã¢ã³ãã¦ã³ããè¡ããããã«ãããå ´åã¯ã fstab ã®è¡ã®æå®ã user
       ã®ä»£ããã« users ã¨ãããã¨ã owner ãªãã·ã§ã³ã¯ user
       ãªãã·ã§ã³ã¨ä¼¼ã¦ããããã¦ã¼ã¶ã¼ããã®ã¹ãã·ã£ã«ãã¡ã¤ã«ã®
       ææèã§ãªããã°ãªããªãã¨ããå¶éãããã ããã¯ãã¨ãã°ã‐
       ã°ã¤ã³ã¹ã¯ãªãããã³ã³ã½ã¼ã«ã®ã¦ã¼ã¶ã¼ã /dev/fd
       ã®ææèã«ããå ´åããã®ããã¤ã¹ã«ç¨ããã¨ä¾¿å©ã ããã group ãªãã·ã§ã³ã¯ (訳註:
       user ãªãã·ã§ã³ã¨) ä¼¼ã¦ããããã¦ã¼ã¶ã¼ããã®ã¹ãã·ã£ã«ãã¡ã¤ã«ã®
       ã°ã«ã¼ãã®ã¡ã³ãã§ãªããã°ãªããªãã¨ããå¶éãããã

       mount ããã³ umount ãã‐
       ã°ã©ã ã«ãã£ã¦ç¾å¨ãã¦ã³ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ã®ä¸è¦§ã¯ /etc/mtab
       ãã¡ã¤ã«ä¸ã«è¨è¿°ããã¦ããã mount ãå¼ãæ°ãªãã§å®è¡ãããå ´åã«ã¯ã
       ãã®ãªã¹ãã表示ãããã

       proc ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã¦ããå ´åã«ã¯ (ãã¦ã³ããã¤ã³ã㯠/proc ã¨ããã)ã
       ãã¡ã¤ã« /etc/mtab 㨠/proc/mounts ã¯ã»ã¨ãã©åãå容ã«ãªãã /etc/mtab
       ã«ã¯ããã¦ã³ããªãã·ã§ã³ãªã©å¤å°ã®æå ±ãä»ãå ãããã¦ããã
       ç¹ã«é常ã«å¤ããã¦ã³ããã¦ããå ´åã«ã¯ã(訳註: /etc/mtab ã /proc/mounts
       ã¸ã®) ã·ã³ããªãã¯ãªã³ã¯ã«ãããã¨ã«ãããã¨ã¦ãéããªãã ãããã /etc/mtab
       ã¯å¸¸ã«ææ°ã®æå ±ã§ããã¨ã¯éããªã (以ä¸ã® -n ãªãã·ã§ã³ã®èª¬æãåç§)ã
       /etc/mtab ã /proc/mounts ã¸ã®ã·ã³ããªãã¯ãªã³ã¯ã¨ãããã¨ãå¯è½ã§ãããã
       ãã®å ´åã¯ä¸ã«æããæå ±ã失ãããã loop
       ããã¤ã¹ãç¨ãã¦ããå ´åã«ã¯ç¹ã«ä¸ä¾¿ã¨ãªã£ã¦ãã¾ãã ã¾ã "user"
       ãªãã·ã§ã³ãç¨ããã¨å¤±æããã


ãªãã·ã§ã³
       mount ã®å®è¡æã«ç¨ãããããªãã·ã§ã³ã¯ä»¥ä¸ã®ããã«ãã¦æ±ºå®ãããã
       ã¾ããã®ãã¡ã¤ã«ã·ã¹ãã ã«ç¹æã®ãªãã·ã§ã³ã fstab ä¸ã®å¯¾å¿ããè¡ããæ½åºãããã
       次ã«ã³ãã³ãã©ã¤ã³ã® -o å¼ãæ°ã«ãã£ã¦æå®ããããªãã·ã§ã³ãæå¾ã« -r ã¾ã㯠-w
       ãªãã·ã§ã³ãæå®ããã¦ããå ´åã«ã¯ãããããé©ç¨ãããã

       mount ã³ãã³ãã§å©ç¨ã§ãããªãã·ã§ã³ã¯ä»¥ä¸ã®éã:

       -V     ãã¼ã¸ã§ã³ã表示ããã

       -h     ãã«ãã¡ãã»ã¼ã¸ã表示ããã

       -v     詳細表示ã¢ã¼ãã

       -a     fstab ã«è¨è¼ããã¦ãã (æå®ããã¿ã¤ãã®) ãã¡ã¤ã«ã·ã¹ãã ã ãã¹ã¦ãã¦ã³ãããã

       -F     (-a ã¨ã¨ãã«ç¨ãã) ããããã®ããã¤ã¹ãã¨ã« fork ãã¦æ°ãã mount ãã‐
              ã»ã¹ãçæããã å¥ãã®ããã¤ã¹ãå¥ãã® NFS
              ãµã¼ãã«å¯¾ãããã¦ã³ãã並è¡ãã¦è¡ããã¨ã«ãªãã å©ç¹ã¯åä½ãé«éã«ãªããã¨ã
              ã¾ã NFS ã¿ã¤ã ã¢ã¦ãã並è¡ãã¦è¨æ¸¬ããããã¨ã§ããã
              éã«æ¬ ç¹ã¨ãã¦ã¯ããã¦ã³ãã®é åºãè¦å®ãããªããã¨ã§ããã ãããã£ã¦ã /usr ã¨
              /usr/spool
              ã®ä¸¡æ¹ãåæã«ãã¦ã³ãããã¨ãã«ã¯ããã®ãªãã·ã§ã³ãç¨ãããã¨ã¯ã§ããªãã

       -f     å®éã®ã·ã¹ãã ã³ã¼ã«ä»¥å¤ãé¤ãã¦ãã¹ã¦ã®åä½ãããã
              ããã¡ãã£ã¨ããããããè¨ãã¨ã ãã¡ã¤ã«ã·ã¹ãã ã®ãã¦ã³ãåä½ããè¡ããµãããããã
              ãã®ãªãã·ã§ã³ã¯ -v ãã©ã°ã¨ã¨ãã«ç¨ããã¨ä¾¿å©ã§ã mount
              ã³ãã³ããè¡ããã¨ãããã¨ã確èªã§ããã ã¾ã以åã« -n
              ãªãã·ã§ã³ãç¨ãã¦ãã¦ã³ããããããã¤ã¹ã®ã¨ã³ããªã¼ã /etc/mtab
              ã«æ¸ãè¾¼ãç®çã«ãç¨ãããã¨ãã§ããã

       -i     /sbin/mount.<filesystem> ãã«ãããã£ã¦ããå¼ã³åºããªãã

       -l     ext2, ext3, XFS ã®ã©ãã«ã mount ã®åºåã«è¿½å ããã ãããè¡ãã«ã¯ãmount
              ã«ãã£ã¹ã¯ããã¤ã¹ã®èªã¿åã権éãå¿è¦ã§ãã (ã¤ã¾ã suid root
              ããã¦ããå¿è¦ããã)ã ãã®ãã㪠ext2 ã ext3 ã®ã©ãã«ãè¨å®ããã«ã¯
              e2label(8) ã¦ã¼ãã£ãªãã£ãç¨ããã°ããã ã¾ããXFS ã®ã©ãã«ãè¨å®ããã«ã¯
              xfs_admin(8) ãç¨ããã°ããã reiserfs ã®ã©ãã«ãè¨å®ããã«ã¯
              reiserfstune(8) ãç¨ããã°ããã

       -n     ãã¦ã³ãã®éã« /etc/mtab ã«æ¸ãè¾¼ã¿ãè¡ããªãã ãããå¿è¦ã«ãªãã®ã¯ãä¾ãã°
              /etc ããªã¼ããªã³ãªã¼ã®ãã¡ã¤ã«ã·ã¹ãã ã®å ´åãªã©ã§ããã

       -p num æå·ä»ãã«ã¼ããã¦ã³ãã®å ´åã
              ãã¹ãã¬ã¼ãºã端æ«ããã§ã¯ãªããã¡ã¤ã«ãã£ã¹ã¯ãªãã¿ num ããèªã¿è¾¼ãã

       -s     ææ§ãªãã¦ã³ããªãã·ã§ã³ãä¸ããããã¨ãã«ã å®è¡ãä¸æããªãã§åãå¥ããã
              ããã¯ãã¡ã¤ã«ã·ã¹ãã ã¿ã¤ãã«ãã£ã¦ãµãã¼ãããã¦ããªã
              ãã¦ã³ããªãã·ã§ã³ãç¡è¦ããã
              ãã¹ã¦ã®ãã¡ã¤ã«ã·ã¹ãã ã§ãã®ãªãã·ã§ã³ããµãã¼ãããã¦ããããã§ã¯ãªãã
              ãã®ãªãã·ã§ã³ã¯ Linux autofs ãã¼ã¹ã®ãªã¼ããã¦ã³ã¿ã®ããã«ç¨æããã¦ããã

       -r     ãã¡ã¤ã«ã·ã¹ãã ããªã¼ããªã³ãªã¼ã§ãã¦ã³ãããã -o ro ã¨å義ã§ããã

       -w     ãã¡ã¤ã«ã·ã¹ãã ãèªã¿æ¸ãå¯è½ãªã¢ã¼ãã§ãã¦ã³ããã (ããã©ã«ã)ã -o rw
              ã¨å義ã§ããã

       -L label
              label ã§æå®ããã©ãã«ãæã¤ãã¼ãã£ã·ã§ã³ããã¦ã³ãããã

       -U uuid
              uuid ã§æå®ãã UUID ãæã¤ãã¼ãã£ã·ã§ã³ããã¦ã³ãããã ãããã® 2
              ã¤ã®ãªãã·ã§ã³ãç¨ããã«ã¯ã /proc/partitions ãã¡ã¤ã« (Linux 2.1.116
              以éã§ãµãã¼ã) ãåå¨ãã¦ããªããã°ãªããªãã


       -t vfstype
              -t ã«ç¶ãå¼ãæ°ã¯ãã¡ã¤ã«ã·ã¹ãã ã¿ã¤ããæå®ããã®ã«ç¨ããããã
              ç¾å¨ãµãã¼ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ã®ã¿ã¤ãã«ã¯ã以ä¸ã®ãã®ãå«ã¾ããã
              adfs, affs, autofs, coda, coherent, cramfs, devpts, efs, ext,
              ext2, ext3, hfs, hpfs, iso9660, jfs, minix, msdos, ncpfs, nfs,
              ntfs, proc, qnx4, ramfs, reiserfs, romfs, smbfs, sysv, tmpfs,
              udf, ufs, umsdos, usbfs, vfat, xenix, xfs, xiafs.  coherent,
              sysv, xenix ã® 3 ã¤ã¯ç価ã§ããã xenix 㨠coherent ã¯å°æ¥åé¤ããã —
              代ãã« sysv ãç¨ãããã¨ã ã«ã¼ãã«ã®ãã¼ã¸ã§ã³ 2.1.21 以éã§ã¯ã ext
              ããã³ xiafs ã¨ããã¿ã¤ãã¯ããã¯ãåå¨ããªãã usbfs ã¯ã以å㯠usbdevfs
              ã¨ãã¦ç¥ããã¦ããã

              ã»ã¨ãã©ã®ã¿ã¤ãã«å¯¾ãã¦ã¯ã mount ããã°ã©ã ãããªããã°ãªããªããã¨ã¯åã«
              mount(2) ã·ã¹ãã ã³ã¼ã«ãçºè¡ãããã¨ã ãã§ããã
              ãã®ã¿ã¤ãã®ãã¡ã¤ã«ã·ã¹ãã ã«å¯¾ããç´°ããªç¥èã¯å¿è¦ã¨ãããªãã
              ãããããã¤ãã®ã¿ã¤ã (nfs, smbfs, ncpfs ãªã©) ã«ã¤ãã¦ã¯ã
              ç¹å¥ãªã³ã¼ããå¿è¦ã«ãªãã nfs 対å¿ã³ã¼ãã¯çµã¿è¾¼ã¾ãã¦ãããã smbfs ã¨
              ncpfs ã«ã¤ãã¦ã¯å¥ã«ãã¦ã³ãããã°ã©ã ãç¨æããã¦ããã
              å¨é¨ã®ã¿ã¤ããåãããæ¹ã§æ±ããã¨ãã§ããããã«ããããã mount ã¯ã¿ã¤ã TYPE
              ã¨ã¨ãã«å¼ã³åºãããã¨ã(ããããã°) /sbin/mount.TYPE ãå®è¡ããã smbmount
              ãã‐
              ã°ã©ã ã§ã¯ããã¼ã¸ã§ã³ã«ãã£ã¦å¼ã³åºãã®æ¹å¼ãç°ãªã£ã¦ãããã¨ãå¤ãã®ã§ã
              /sbin/mount.smbfs
              ã¯å¿è¦ãªå¼ã³åºãæ¹å¼ã«èª¿æ´ããã·ã§ã«ã¹ã¯ãªããã§ãªããã°ãªããªãã ããã

              -t ãªãã·ã§ã³ãä¸ããããªãã£ãå ´åãã auto ã¿ã¤ããæå®ãããå ´åã mount
              ã¯é©åãªã¿ã¤ããæ¨æ¸¬ããã mount ã blkid
              ã©ã¤ãã©ãªã¨ã¨ãã«ã³ã³ãã¤ã«ããã¦ããå ´åã
              ãã®ã©ã¤ãã©ãªã«ãã£ã¦æ¨æ¸¬ãè¡ãã ãããªããã°ã mount
              ã¯èªèº«ã§ã¹ã¼ãã¼ãããã¯ãããã¼ããã¦æ¨æ¸¬ãè¡ãã ãã®ãã‐
              ã¼ãã«å¤±æããã¨ãmount ã¯ãã¡ã¤ã« /etc/filesystems ãèªã¿è¾¼ããã¨ããã
              ããã«ãã®ãã¡ã¤ã«ããªããã° /proc/filesystems ãèªã¿è¾¼ããã¨ããã ããã¦ãèª‐
              ã¿è¾¼ãã ãã¡ã¤ã«ã«ãªã¹ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ããã¹ããããã ãã ã "nodev"
              ã©ãã«ã®ä»ãã¦ãããã® (ããªãã¡ devpts, proc, nfs) ã¯ãã¹ãããé¤ãããã
              /etc/filesystems ã * ã®ã¿ã®è¡ã§çµãã£ã¦ããå ´åã mount ã¯ãã®å¾ã«
              /proc/filesystems ãèªã¿è¾¼ãã

              auto ã¿ã¤ãã¯ããããã¼ãä¸è¬ã¦ã¼ã¶ã¼ããã¦ã³ãããå ´åã«ç¹ã«ä¾¿å©ã§ãããã
              ããã¼ãã®é åºãå¤æ´ãããå ´å (ä¾ãã° msdos ã®åã« vfat ã®è©¦è¡ããããå ´åã
              ext2 ã®åã« ext3 ã試è¡ãããå ´å) ãã ã«ã¼ãã«ã¢ã¸ã¥ã¼ã«ã®èªåã‐
              ã¼ããå©ç¨ãã¦ããå ´åã«ã¯ã /etc/filesystems
              ãã¡ã¤ã«ãä½ã£ã¦ããã¨ä¾¿å©ã§ããã 注æ:
              ãã¡ã¤ã«ã·ã¹ãã ã®ãã¹ãã«ã¯çºè¦çææ³ (é©å½ãª `åãè¨è' ãè¦ã¤ãããã©ãã)
              ãç¨ããããã®ã§ã ãã¡ã¤ã«ã·ã¹ãã ã®ã¿ã¤ããééãã¦ã被害ã被ãå¯è½æ§ãããã
              ãã¼ã¿ãéè¦ãªå ´åã¯ã mount
              ã«ãã¡ã¤ã«ã·ã¹ãã ã¿ã¤ããæ¨æ¸¬ããã¦ã¯ãªããªãã

              è¤æ°ã®ã¿ã¤ããã³ã³ãã§åºåã£ããªã¹ãã§æå®ãããã¨ãã§ããã
              ãã¡ã¤ã«ã·ã¹ãã ã®ã¿ã¤ãã®ãªã¹ãã®åã« no ãåç½®ãããã¨ãã§ããã
              ããã¯åä½å¯¾è±¡ã¨ããªããã¡ã¤ã«ã·ã¹ãã ãæå®ããã (-a
              ãªãã·ã§ã³ã¨ã¨ãã«ç¨ããã¨è¯ããããããªãã)

              ä¾ãã°ä»¥ä¸ã®ã³ãã³ã:
                     mount -a -t nomsdos,ext
              㯠msdos ããã³ ext ãé¤ããã¹ã¦ã®ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã

       -O     -a ã¨ä¸ç·ã«ä½¿ãã¨ã -a ãé©ç¨ããããã¡ã¤ã«ã·ã¹ãã ãå¶éãããã¨ãã§ããã
              ãã®åä½ã¯ -t ã¨ä¼¼ã¦ãããã -a
              ã¨ä¸ç·ã«ä½¿ãã¨ã以å¤ã¯æ©è½ããªãç¹ãç°ãªãã ä¾ãã°ä»¥ä¸ã®ã³ãã³ã:
                     mount -a -O no_netdev
              㯠/etc/fstab ãã¡ã¤ã«ã®ãªãã·ã§ã³ãã£ã¼ã«ã㧠_netdev
              ãªãã·ã§ã³ãæå®ããã¦ããªã å¨ã¦ã®ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã

              åãªãã·ã§ã³ãå³å¯ã«ããããããç¹ã -t ã¨ã¯ç°ãªãã ãã 1 åã®ãªãã·ã§ã³ã®åã«
              no ãããã¦ããæ®ãã®ãªãã·ã§ã³ã®æå³ã¯æã¡æ¶ãããªãã

              -t 㨠-O ãªãã·ã§ã³ã®æ©è½ã¯è¶³ãåããããã¨ãã§ããã ããªãã¡ã³ãã³ã
                     mount -a -t ext2 -O _netdev
              㯠_netdev ãæå®ããã¦ãã å¨ã¦ã® ext2 ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ããããã ext2
              以å¤ã®ãã¡ã¤ã«ã·ã¹ãã ãã _netdev ãæå®ããã¦ããªã ext2
              ãã¡ã¤ã«ã·ã¹ãã ã¯ãã¦ã³ãããªãã

       -o     ãªãã·ã§ã³ã®æå®ãè¡ãã«ã¯ã -o
              ãã©ã°ã«ç¶ãã¦åãªãã·ã§ã³ãã³ã³ãã§åºåã£ãæååãæ¸ãã ãªãã·ã§ã³ã«ã¯ã
              /etc/fstab ã®ä¸ã§ã®ã¿æå³ãæã¤ãã®ãããã
              以ä¸ã®ãªãã·ã§ã³ã¯ãã¦ã³ãããããã¹ã¦ã®
              ãã¡ã¤ã«ã·ã¹ãã ã«é©ç¨ã§ãããã®ã§ãã
              (ä½ããå¨ã¦ã®ãã¡ã¤ã«ã·ã¹ãã ããããã®ãªãã·ã§ã³ãå¼ãåããã¨ã¯éããªãã ä¾ãã°ã
              sync ãªãã·ã§ã³ã¯ç¾å¨ ext2, ext3, ufs ã§ã®ã¿å¹æããã¤):

              async  ãã®ãã¡ã¤ã«ã·ã¹ãã ã«å¯¾ãããã¹ã¦ã® I/O ãéåæ (asynchronous)
                     ã«è¡ãããã

              atime  ã¢ã¯ã»ã¹æ¯ã« inode ã®ã¢ã¯ã»ã¹æéãæ´æ°ãããããã©ã«ãã

              auto   -a ãæå®ãããã¨ãã«ãã¦ã³ããããã

              defaults
                     ããã©ã«ãã®ãªãã·ã§ã³: rw, suid, dev, exec, auto, nouser,
                     async ãç¨ããã

              dev    ãã¡ã¤ã«ã·ã¹ãã ä¸ã® ãã£ã©ã¯ã¿ã»ã¹ãã·ã£ã«ã»ããã¤ã¹ã ãã‐
                     ãã¯ã»ã¹ãã·ã£ã«ã»ããã¤ã¹ã å©ç¨ã§ããããã«ããã

              exec   ãã¤ããªã®å®è¡ã許å¯ããã

              group  é常 (ã¤ã¾ã root 以å¤) ã®ã¦ã¼ã¶ã¼ã®å±ããã°ã«ã¼ãã®ãã¡ã® 1
                     ã¤ã ããã¤ã¹ã®ã°ã«ã¼ãã¨ãããããå ´åã«ã
                     ãã®ã¦ã¼ã¶ã¼ããã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã®ã許å¯ããã
                     ãã®ãªãã·ã§ã³ã¯ãªãã·ã§ã³ nosuid 㨠nodev ãæé»ã®ãã¡ã«æå®ãã
                     (ãã ãããªãã·ã§ã³è¡ã§ group,dev,suid
                     ã®ããã«ãã¦ããã®å¾ã®ãªãã·ã§ã³ã§ä¸æ¸ãããªãéã)ã

              mand   ãã®ãã¡ã¤ã«ã·ã¹ãã ä¸ã§ã®å¼·å¶ (mandatory) ããã¯ã許å¯ããã
                     fcntl(2) ãåç§ãããã¨ã

              _netdev
                     ãããã¯ã¼ã¯ã¢ã¯ã»ã¹ãå¿è¦ãªããã¤ã¹ä¸ã«ãããã¡ã¤ã«ã·ã¹ãã
                     (ã·ã¹ãã ã§ãããã¯ã¼ã¯ã使ç¨å¯è½ã«ãªãã¾ã§ã¯ã
                     ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ããããªãããã«ä½¿ããã)ã

              noatime
                     ãã®ãã¡ã¤ã«ã·ã¹ãã ä¸ã§ã¯ inode ã®ã¢ã¯ã»ã¹æéãæ´æ°ããªã
                     (ä¾ãã°ãã¥ã¼ã¹ãµã¼ãã¼ãã¹ãã¼ãã¢ãããããã¨ããªã©ã«ã
                     ãã¥ã¼ã¹ã¹ãã¼ã«ã¸ã®ã¢ã¯ã»ã¹é度ãåä¸ãããããã«ç¨ãããã)ã

              noauto æ示çã«æå®ãããã¨ãã®ã¿ãã¦ã³ãã§ããã ã¤ã¾ã -a
                     ãªãã·ã§ã³ã§ã¯ãã¦ã³ããããªãã

              nodev  ãã®ãã¡ã¤ã«ã·ã¹ãã ä¸ã«ãã ãã£ã©ã¯ã¿ã»ã¹ãã·ã£ã«ã»ããã¤ã¹ã ãã‐
                     ãã¯ã»ã¹ãã·ã£ã«ã»ããã¤ã¹ã 使ç¨ã§ããªãããã«ããã

              noexec ãã¦ã³ãããããã¡ã¤ã«ã·ã¹ãã ä¸ã®ä»»æã®ãã¤ããªã®ç´æ¥å®è¡ãç¦æ¢ããã
                     (æè¿ã«ãªãã¾ã§ /lib/ld*.so /mnt/binary
                     ã®ãããªã³ãã³ãã使ã£ã¦ã ãã¤ããªãä½ã¨ãå®è¡ãããã¨ãå¯è½ã§ãã£ãã
                     ãã®ããªãã¯ã¯ Linux 2.4.25 / 2.6.0 以éã§ã¯å¤±æããã)

              nomand ãã¡ã¤ã«ã·ã¹ãã ä¸ã§ã®å¼·å¶ããã¯ãç¦æ¢ããã

              nosuid SUID ããã³ SGID ããããç¡å¹ã«ãã (ããã¯å®å¨ãªããã«è¦ãããã
                     suidperl(1)
                     ãã¤ã³ã¹ãã¼ã«ããã¦ããå ´åã«ã¯ãå®éã«ã¯ãããå±éºã§ãã)ã

              nouser ä¸è¬ã¦ã¼ã¶ã¼ (ã¹ã¼ãã¼ã¦ã¼ã¶ã¼ä»¥å¤ã®ã¦ã¼ã¶ã¼)
                     ã®ãã¦ã³ããç¦æ¢ããã ããã¯ããã©ã«ãã§ããã

              owner  é常 (ã¤ã¾ã root 以å¤)
                     ã®ã¦ã¼ã¶ã¼ãããã¤ã¹ã®ææèã¨ãããããå ´åã«ã
                     ãã®ã¦ã¼ã¶ã¼ããã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã®ã許å¯ããã
                     ãã®ãªãã·ã§ã³ã¯ãªãã·ã§ã³ nosuid 㨠nodev ãæé»ã®ãã¡ã«æå®ãã
                     (ãã ãããªãã·ã§ã³è¡ã§ owner,dev,suid
                     ã®ããã«ãã¦ããã®å¾ã®ãªãã·ã§ã³ã§ä¸æ¸ãããªãéã)ã

              remount
                     ãã§ã«ãã¦ã³ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ãåãã¦ã³ããããã¨ããã
                     ããã¯é常ãã¡ã¤ã«ã·ã¹ãã ã®ãã¦ã³ããã©ã°ãå¤æ´ããã¨ã
                     (ç¹ã«ãªã¼ããªã³ãªã¼ã®ãã¡ã¤ã«ã·ã¹ãã ãæ¸ãè¾¼ã¿å¯è½ã«ããã¨ã)
                     ã«ç¨ããããã ããã¤ã¹ã¨ãã¦ã³ããã¤ã³ããå¤æ´ããªãã

              ro     ãã¡ã¤ã«ã·ã¹ãã ããªã¼ããªã³ãªã¼ã§ãã¦ã³ãããã

              rw     ãã¡ã¤ã«ã·ã¹ãã ãèªã¿æ¸ãå¯è½ãªã¢ã¼ãã§ãã¦ã³ãããã

              suid   SUID ããã³ SGID ããããæå¹ã«ããã

              sync   ãã®ãã¡ã¤ã«ã·ã¹ãã ã«å¯¾ãã I/O ããã¹ã¦åæç (synchronous)
                     ã«è¡ãããã

              dirsync
                     ãã¡ã¤ã«ã·ã¹ãã ã«ãããå¨ã¦ã®ãã£ã¬ã¯ããªæ´æ°ãã åæç
                     (synchronous) ã«è¡ãããã
                     ãã®ãªãã·ã§ã³ã¯ä»¥ä¸ã®ã·ã¹ãã ã³ã¼ã«ã«å½±é¿ãã: creat, link,
                     unlink, symlink, mkdir, rmdir, mknod, rename.

              user   ä¸è¬ã¦ã¼ã¶ã¼ã§ããã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãã§ããããã«ããã
                     ãã¦ã³ããè¡ã£ãã¦ã¼ã¶ã¼ã®ååã mtab ã«æ¸ãè¾¼ã¾ãã
                     ãã®ã¦ã¼ã¶ã¼ãã¢ã³ãã¦ã³ãã§ããããã«ãªãã
                     ãã®ãªãã·ã§ã³ãæå®ããã¨ãåæã« noexec, nosuid, nodev
                     ãæå®ããããã¨ã«ãªãã ãã ãç¶ãã¦æå®ããã°ä¸æ¸ãã¯å¯è½ã ããªãã¡
                     user,exec,dev,suid ã®ãããªè¡ãæå®ããã°ããã

              users  å¨ã¦ã®ã¦ã¼ã¶ã¼ããã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãã»ã¢ã³ãã¦ã³ãåºæ¥ãããã«ããã
                     ãã®ãªãã·ã§ã³ãæå®ããã¨ãåæã« noexec, nosuid, nodev
                     ãæå®ããããã¨ã«ãªãã ãã ãç¶ãã¦æå®ããã°ä¸æ¸ãã¯å¯è½ã ããªãã¡
                     users,exec,dev,suid ã®ãããªè¡ãæå®ããã°ããã

       --bind ãµãããªã¼ãã©ããä»ã®å ´æã«åãã¦ã³ããã
              (ãµãããªã¼ã®å容ã両æ¹ã®å ´æã§ã¢ã¯ã»ã¹ã§ãã)ã ä¸è¨ãåç§ã

       --move ãµãããªã¼ãä»ã®å ´æã«ç§»åãããä¸è¨ãåç§ã


ãã¡ã¤ã«ã·ã¹ãã ç¬èªã®ãã¦ã³ããªãã·ã§ã³
       以ä¸ã®ãªãã·ã§ã³ã¯ç¹å®ã®ãã¡ã¤ã«ã·ã¹ãã ã«ã®ã¿é©ç¨ãããã
       ãã¡ã¤ã«ã·ã¹ãã ã®é ã«ä¸¦ã¹ã¦ããã ãã¹ã¦ -o ãã©ã°ã«ç¶ãã¦æå®ããã

       ã©ã®ãããªãªãã·ã§ã³ããµãã¼ãããã¦ãããã¯ã å®è¡ããã¦ããã«ã¼ãã«ã«å°ãä¾åããã
       ãã詳ããæå ±ã¯ã«ã¼ãã«ã½ã¼ã¹ã®ãµããã£ã¬ã¯ã㪠Documentation/filesystems
       ã§è¦ã¤ãããã¨ãã§ããã


adfs ã®ãã¦ã³ããªãã·ã§ã³
       uid=value and gid=value
              ãã®ãã¡ã¤ã«ã·ã¹ãã ã®ãã¡ã¤ã«ã®ææèã¨ã°ã«ã¼ããè¨å®ãã (ããã©ã«ãã¯
              uid=gid=0)ã

       ownmask=value and othmask=value
              ãããã ADFS ã®ãææèãå±æ§ã¨ããã®ä»ãå±æ§ã«å¯¾ãã ãã¼ããã·ã§ã³ãã¹ã¯ãè¨‐
              å®ãã (ããã©ã«ãã¯ãããã 0700 㨠0777)ã
              /usr/src/linux/Documentation/filesystems/adfs.txt ãåç§ã®ãã¨ã

affs ã®ãã¦ã³ããªãã·ã§ã³
       uid=value 㨠gid=value
              ãã¡ã¤ã«ã·ã¹ãã ã®ã«ã¼ãã®ææèã¨ã°ã«ã¼ããè¨å®ãã (ããã©ã«ã㯠uid=gid=0ã
              ãã ããªãã·ã§ã³ uid ã gid ãå¤ãªãã§æå®ããã¨ãã«ã¬ã³ãããã»ã¹ã® uid ããã³
              gid ãç¨ãããã)ã

       setuid=value 㨠setgid=value
              ãã¹ã¦ã®ãã¡ã¤ã«ã®ææèã¨ã°ã«ã¼ããè¨å®ããã

       mode=value
              ãã¹ã¦ã®ãã¡ã¤ã«ã®è¨±å¯å±æ§ã value & 0777 ã«è¨å®ããã
              åã®è¨±å¯å±æ§ã¯ç¡è¦ãããã èª‐
              ã¿è¾¼ã¿ã許å¯ããã¦ãããã£ã¬ã¯ããªã«ã¯æ¤ç´¢è¨±å¯ã®å±æ§ãä»å ããã
              ãã®å¤ã¯ 8 é²æ°ã§ä¸ããã

       protect
              ãã¡ã¤ã«ã·ã¹ãã ã®ä¿è·ãããã¸ã®ãããªãå¤æ´ã許å¯ããªãã

       usemp  ãã¡ã¤ã«ã·ã¹ãã ã®ã«ã¼ãã® uid 㨠gid ã ãã¦ã³ããã¤ã³ãã® uid 㨠gid
              ã«è¨å®ããã ãã ããã®è¨å®ã¯æåã® sync ã¾ã㯠umount ã®éã«å®è¡ããã
              ãã®å¾ã«ãã®ãªãã·ã§ã³ã¯ã¯ãªã¢ããããå¤ãªã®ã

       verbose
              ããããã®ãã¦ã³ããæåãããã¨ã«ã¡ãã»ã¼ã¸ã表示ããã

       prefix=string
              ãªã³ã¯ããã©ãéã«ããªã¥ã¼ã åã®åã«ç¨ãããããã¬ãã£ãã¯ã¹ (prefix)ã

       volume=string
              ã·ã³ããªãã¯ãªã³ã¯ããã©ãéã« '/' ã®åã«ç¨ãããããã¬ãã£ãã¯ã¹ã æé· 30 æåã

       reserved=value
              ããã¤ã¹ã¹ã¿ã¼ãæã®æªä½¿ç¨ãããã¯ã®æ°ãããã©ã«ã㯠2ã

       root=value
              ã«ã¼ããããã¯ã®ä½ç½®ãæ示çã«ä¸ããã

       bs=value
              ãããã¯ãµã¤ãºãä¸ãããæå¹ãªå¤ã¯ 512, 1024, 2048, 4096 ã®ããããã

       grpquota / noquota / quota / usrquota
              ãããã®ãªãã·ã§ã³ã¯æå®å¯è½ã§ããããåã«ç¡è¦ãããã (ä½ãã quota
              ã¦ã¼ãã£ãªãã£ã¯ /etc/fstab ã«ãã®ãããªæååãããã¨åå¿ãã)


coherent ã®ãã¦ã³ããªãã·ã§ã³
       ãªãã


devpts ã®ãã¦ã³ããªãã·ã§ã³
       devpts ãã¡ã¤ã«ã·ã¹ãã ã¯æ¬ä¼¼ãã¡ã¤ã«ã·ã¹ãã ã§ã éä¾ã¨ãã¦ã¯ /dev/pts
       ã«ãã¦ã³ãããããããã»ã¹ã¯æ¬ä¼¼ç«¯æ« (pseudo terminal) ãåå¾ããããã«ã /dev/ptmx
       ããªã¼ãã³ããã ããã¨ãã®ããã»ã¹ã¯çªå·ãéãã¦æ¬ä¼¼ç«¯æ«ã使ããããã«ãªãã
       æ¬ä¼¼ç«¯æ«ã®ã¹ã¬ã¼ãã« /dev/pts/<number> çµç±ã§ã¢ã¯ã»ã¹ã§ããããã«ãªãã

       uid=value 㨠gid=value
              æ°ãã«ä½æããã PTY ã®ææèã¨ææã°ã«ã¼ããè¨å®ããã ä½ãæå®ããªãã¨ãä½æãããã‐
              ã»ã¹ã® UID 㨠GID ã«ãªãã ä¾ãã° tty ã°ã«ã¼ãã® GID ã 5
              ã§ãã£ãã¨ããã¨ã gid=5 ã¨ããã°æ°ãã«ä½æããã PTY 㯠tty
              ã°ã«ã¼ãã«å±ãããã¨ã«ãªãã

       mode=value
              æ°ãã«ä½æããã PTY ã®ã¢ã¼ããè¨å®ããã ããã©ã«ã㯠0600 ã§ããã mode=620 ã¨
              gid=5 ãè¨å®ããã¨ãæ°ãã«çæããã PTY ã¯ã "mesg y" ãããã©ã«ãã«ãªãã


ext ã®ãã¦ã³ããªãã·ã§ã³
       ãªãã `ext' ãã¡ã¤ã«ã·ã¹ãã ã¯ãã§ã«æ代éãã§ãããç¨ããã¹ãã§ã¯ãªãã Linux
       ãã¼ã¸ã§ã³ 2.1.21 以éã§ã¯ extfs ã¯ã«ã¼ãã«ã½ã¼ã¹ããåé¤ããã¦ããã


ext2 ã®ãã¦ã³ããªãã·ã§ã³
       `ext2' ãã¡ã¤ã«ã·ã¹ãã 㯠Linux ã®æ¨æºãã¡ã¤ã«ã·ã¹ãã ã§ããã Linux 2.5.46
       以éã§ã¯ã大é¨åã®ãã¦ã³ããªãã·ã§ã³ã®ããã©ã«ãå¤ã¯
       ãã¡ã¤ã«ã·ã¹ãã ã®ã¹ã¼ãã¼ãããã¯ã§æ±ºå®ãããã ãã®ããã©ã«ãå¤ã¯ tune2fs(8) ã§è¨‐
       å®ãããã¨ã

       acl / noacl
              POSIX ã¢ã¯ã»ã¹å¶å¾¡ãªã¹ã (Access Control List) ããµãã¼ããã
              (ã¾ãã¯ãµãã¼ãããªã)ã

       bsddf / minixdf
              ã·ã¹ãã ã³ã¼ã« statfs ã®æ¯ãèããè¨å®ããã minixdf ãæå®ããã¨ãè¿ãå¤ã®
              f_blocks ãã£ã¼ã«ãã«ãã¡ã¤ã«ã·ã¹ãã ã®å¨ãããã¯æ°ãå¥ãããã«ãªãã bsddf
              ãæå®ããã¨ãext2 ãã¡ã¤ã«ã·ã¹ãã ã«ãã£ã¦å©ç¨ããã¦ãã¦ã ãã¡ã¤ã«ã®ä¿å‐
              é åã¨ãã¦ã¯ä½¿ããªããããã¯ã®åãå¼ããå¤ãå¥ãã ããã©ã«ã㯠bsddfã ããªãã¡ã

       % mount /k -o minixdf; df /k; umount /k
       Filesystem   1024-blocks  Used Available Capacity Mounted on
       /dev/sda6      2630655   86954  2412169      3%   /k
       % mount /k -o bsddf; df /k; umount /k
       Filesystem   1024-blocks  Used Available Capacity Mounted on
       /dev/sda6      2543714      13  2412169      0%   /k

       (ãã®ä¾ããã /etc/fstab
       ã®ãªãã·ã§ã³ã«ã³ãã³ãã©ã¤ã³ãªãã·ã§ã³ã追å ã§ãããã¨ããããã)


       check  ãã¡ã¤ã«ã·ã¹ãã  (ã®ãããã¯ã¨ inode ãããããã) ããã¦ã³ãæã«ãã§ãã¯ããã

       check=none / nocheck
              ãã¦ã³ãæã«ãã§ãã¯ãè¡ããªãã ãããããã©ã«ãã§ãããé«éã§ããã e2fsck(8)
              ãææãä¾ãã°ãã¼ãæã«ãå¼ã³åºãæ¹ãè³¢æã§ããã

       debug  ãããã°æå ±ããã¦ã³ãããã³åãã¦ã³ããã¨ã«è¡¨ç¤ºããã

       errors=continue / errors=remount-ro / errors=panic
              ã¨ã©ã¼ãèµ·ãã£ãã¨ãã®æ¯ãèããæå®ããã
              (ã¨ã©ã¼ãç¡è¦ãããã¡ã¤ã«ã·ã¹ãã ã«åé¡ããããã¨ãè¨é²ã ããã¦ç¶ãã /
              ãã¡ã¤ã«ã·ã¹ãã ããªã¼ããªã³ãªã¼ã§ãã¦ã³ãããªãã /
              ãããã¯ãèµ·ããã¦ã·ã¹ãã ãåæ¢ãã) ããã©ã«ãã¯ãã¡ã¤ã«ã·ã¹ãã ã®ã¹ã¼ãã¼ãã‐
              ãã¯ã«è¨å®ããã¦ããã ãã㯠tune2fs(8) ãç¨ãã¦å¤æ´ãããã¨ãã§ããã

       grpid ã¾ã㯠bsdgroups / nogrpid ã¾ã㯠sysvgroups
              æ°ããä½æããããã¡ã¤ã«ãåå¾ããã°ã«ã¼ã id ãæå®ããã grpid ãè¨‐
              å®ããã¦ããã¨ããã¡ã¤ã«ã¯ä½æããããã£ã¬ã¯ããªã¨åãã°ã«ã¼ã id ãå¾ãã
              ãã以å¤ã®å ´åãã¡ã¤ã«ã¯ã«ã¬ã³ãããã»ã¹ã® fsgid ãå¾ã (ããã©ã«ã)ã
              ãã ããã£ã¬ã¯ããªã« SGID ããããè¨å®ããã¦ããå ´åã¯ã 親ãã£ã¬ã¯ããªãã gid
              ãå¼ãç¶ããä½æããããã¡ã¤ã«ããã£ã¬ã¯ããªãªãã°ã èªåèªèº«ã«ã SGID ããããè¨‐
              å®ããã

       grpquota / noquota / quota / usrquota
              ãããã®ãªãã·ã§ã³ã¯æå®å¯è½ã§ããããåã«ç¡è¦ãããã

       nobh   buffer_heads ããã¡ã¤ã«ãã¼ã¸ãã£ãã·ã¥ã«ã¢ã¿ããããªã (2.5.49 以é)ã

       nouid32
              32 ãããã® UID 㨠GID ãç¡å¹ã«ããã ãã㯠16 ããã㧠(UID ã GID ã®)
              å¤ãæ ¼ç´ãããã å¤ãè¿ããããã¨ãæ³å®ãã¦ããæã®ã«ã¼ãã«ã¨ã®äºææ§ã®ããã«ããã

       oldalloc ã¾ã㯠orlov
              æ°ãã inode ã«å¯¾ãã¦ãold ã¢ãã±ã¼ã¿ã¾ã㯠Orlov ã¢ãã±ã¼ã¿ã使ãã
              Orlov ãããã©ã«ãã§ããã

       resgid=n 㨠resuid=n
              ext2 ãã¡ã¤ã«ã·ã¹ãã ã¯é©å½ãªå¤§ããã®äºç´é åãæã£ã¦ãã (ããã©ã«ãã§ã¯
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                     fs/fat/misc.c ã®åé ã«è¨è¿°ããã¦ããã (2.0
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jfs ã®ãã¦ã³ããªãã·ã§ã³
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              Unicode ãã ASCII ã«å¤æããéã«ä½¿ãæåã»ããã ããã©ã«ãã§ã¯å¤æãè¡ããªãã
              UTF8 å¤æãè¡ãå ´åã¯ã iocharset=utf8 ã使ããã¨ã
              ãããè¡ãã«ã¯ãã«ã¼ãã«ã® .config ãã¡ã¤ã«ã« CONFIG_NLS_UTF8 ãè¨‐
              å®ããã¦ããå¿è¦ãããã

       resize=value
              ããªã¥ã¼ã ã value ãããã¯ã«å¤æ´ããã JFS
              ã§ã¯ããªã¥ã¼ã ãå¢ãããã¨ã®ã¿ããµãã¼ãããã¦ããã æ¸ãããã¨ã¯ãµãã¼ãããã¦ããªãã
              ããªã¥ã¼ã ãèªã¿æ¸ãå¯è½ã§ãã¦ã³ãããã¦ããå ´åã
              ãã®ãªãã·ã§ã³ã¯åãã¦ã³ãã®éã®ã¿æå¹ã§ããã resize ã‐
              ã¼ã¯ã¼ãã«å¤ãæå®ããªãã¨ã
              ããªã¥ã¼ã ã¯ãã¼ãã£ã·ã§ã³ã®æ大ãµã¤ãºã¾ã§å¢ããããã

       nointegrity
              ã¸ã£ã¼ãã«ã«æ¸ãè¾¼ã¾ãªãã ãã®ãªãã·ã§ã³ã®ä¸»ãªç®çã¯ã
              ããã¯ã¢ããã¡ãã£ã¢ããããªã¥ã¼ã ã復æ§ããéã«ã
              æ§è½ã®åä¸ãå¯è½ã«ãããã¨ã§ããã
              ã·ã¹ãã ãç°å¸¸çµäºããå ´åãããªã¥ã¼ã ã®å®å¨æ§ã¯ä¿è¨¼ãããªãã

       integrity
              ããã©ã«ãã ã¡ã¿ãã¼ã¿ã®å¤æ´ãã¸ã£ã¼ãã«ã«è¨é²ããã 以åã« nointegrity
              ãªãã·ã§ã³ãæå®ãããããªã¥ã¼ã ãé常ã®ç¶æã«æ»ãããã«
              åãã¦ã³ãããã¨ãã¯ããã®ãªãã·ã§ã³ã使ç¨ãããã¨ã

       errors=continue / errors=remount-ro / errors=panic
              ã¨ã©ã¼ãèµ·ãã£ãã¨ãã®æ¯ãèããæå®ããã
              (ã¨ã©ã¼ãç¡è¦ãããã¡ã¤ã«ã·ã¹ãã ã«åé¡ããããã¨ãè¨é²ã ããã¦ç¶ãã /
              ãã¡ã¤ã«ã·ã¹ãã ããªã¼ããªã³ãªã¼ã§ãã¦ã³ãããªãã /
              ãããã¯ãèµ·ããã¦ã·ã¹ãã ãåæ¢ãã)

       noquota / quota / usrquota / grpquota
              ãããã®ãªãã·ã§ã³ã¯æå®å¯è½ã§ããããåã«ç¡è¦ãããã


minix ã®ãã¦ã³ããªãã·ã§ã³
       ãªãã


msdos ã®ãã¦ã³ããªãã·ã§ã³
       fat ã®ãã¦ã³ããªãã·ã§ã³ãè¦ãã msdos
       ãã¡ã¤ã«ã·ã¹ãã ã«ä¸æ´åãçºè¦ãããã¨ã¨ã©ã¼ãå ±åããã
       ãã¡ã¤ã«ã·ã¹ãã ã¯ãªã¼ããªã³ãªã¼ã¨ãªãã
       åãã¦ã³ããããã¨ã«ãã£ã¦æ¸ãè¾¼ã¿å¯è½ã«ãããã¨ãã§ããã


ncpfs ã®ãã¦ã³ããªãã·ã§ã³
       nfs ã¨åæ§ã«ãncpfs ã®å®è£ã§ã¯ mount ã·ã¹ãã ã³ã¼ã«ã®éã«ãã¤ããªã®å¼ãæ°
       (struct ncp_mount_data) ãç¨ããã ãã®å¼ãæ°ã¯ ncpmount(8)
       ã«ãã£ã¦æ¸¡ããã¨ãã§ããã ç¾å¨ã®ãã¼ã¸ã§ã³ã® mount (2.12) 㯠ncpfs
       ãæ±ããã¨ãã§ããªãã


nfs ã®ãã¦ã³ããªãã·ã§ã³
       é常ã®ãã¦ã³ããªãã·ã§ã³ã«ã¯ã«ã¼ãã«ã«ãã£ã¦è§£éããã éèªçãªæååãç¨ãããã nfs
       ãã¡ã¤ã«ã·ã¹ãã ã§ã¯ struct nfs_mount_data
       ã¨è¨ãåã®ãã¤ããªå¼ãæ°ã§ãªãã·ã§ã³ã渡ãã mount ããã°ã©ã ã¯ä»¥ä¸ã®
       `tag=value' å½¢å¼ã®ãªãã·ã§ã³ã解éãã ãã®å容ãä¸ã®æ§é ä½ã«ä»£å¥ããã
       rsize=n, wsize=n, timeo=n, retrans=n, acregmin=n, acregmax=n,
       acdirmin=n, acdirmax=n, actimeo=n, retry=n, port=n, mountport=n,
       mounthost=name, mountprog=n, mountvers=n, nfsprog=n, nfsvers=n,
       namlen=n.  ãªãã·ã§ã³ addr=n ã¯æå®å¯è½ã§ãããåã«ç¡è¦ãããã
       以ä¸ã®ãªãã·ã§ã³ã¯ãã¼ã«å¤ã§æå®ããã no
       ãåç½®ãããã¨ãã§ãããã®å ´åã¯çå½ãå転ããã bg, fg, soft, hard, intr, posix,
       cto, ac, tcp, udp, lock.  ãããã®è©³ç´°ã«é¢ãã¦ã¯ nfs(5) ãè¦ãã

       ç¹ã«ä¾¿å©ãªãªãã·ã§ã³ãããã¤ã以ä¸ã«ç¤ºãã

       rsize=8192,wsize=8192
              ãã®æå®ããã㨠nfs ã³ãã¯ã·ã§ã³ã¯é«éã«ãªãã ããã©ã«ãã®ãããã¡ãµã¤ãºã¯
              4096ã (NFSv2 㯠rsize ã wsize ããã¾ã大ããã¨åä½ããªãã)

       hard   ãµã¼ãã¼ãã¯ã©ãã·ã¥ããã¨ããNFS ãã¦ã³ãããããã¡ã¤ã«ã·ã¹ãã ä¸ã®
              ãã¡ã¤ã«ã«ã¢ã¯ã»ã¹ãã¦ããããã°ã©ã ã¯ãã³ã°ããã intr
              ãåæã«æå®ãã¦ããªããã°ãããã»ã¹ã¯ interrupt / kill ã§ããªãã NFS
              ãµã¼ããåã³æ¥ç¶å¯è½ã«ãªãã¨ã ããã°ã©ã ã¯ãã®æç¹ããä½ããªãã£ãããã«åéããã
              ãã¡ããæå®ãã¦ããã¨è¯ãå ´åã大é¨åã§ãããã

       soft   ãã®ãªãã·ã§ã³ãæå®ãã㨠nfs ãµã¼ãããã°ããåå¿ããªããªã£ãã¨ãã
              ã«ã¼ãã«ã¯ã¿ã¤ã ã¢ã¦ãåä½ãããããã«ãªãã æéã®é·ã㯠timeo=time
              ã§æå®ã§ããã ãã®ãªãã·ã§ã³ã¯ãããã»ã¹ããµã¼ããããã¡ã¤ã«ã get ããã¨ãã« nfs
              ãµã¼ããã¨ãã©ãåå¿ããªããªã£ããã ãªãã¼ããããããå ´åã«æå®ããã¨æå¹ãããããªãã
              é常ã¯ãã©ãã«ã®åå ã«ãªãå ´åãã»ã¨ãã©ã ããã

       nolock ããã¯åä½ãè¡ããªããlockd ãèµ·åããªãã


ntfs ã®ãã¦ã³ããªãã·ã§ã³
       iocharset=name
              ãã¡ã¤ã«åãè¿ãã¨ãã«ç¨ããæåã»ããã VFAT ã¨ã¯ç°ãªããNTFS ã¯å¤æã§ããªãæå‐
              ãå«ãååãæå¶ããã ãã®ãªãã·ã§ã³ã¯æ¨å¥¨ãããªãã

       nls=name
              以å㯠iocharset ã¨ããååã§ãã£ããªãã·ã§ã³ã®æ°ããååã

       utf8   ãã¡ã¤ã«åã®å¤æã« UTF-8 ãç¨ããã

       uni_xlate=[0|1|2]
              0 (ã¾ã㯠`no' ã¾ã㯠`false') ã¨ããã¨ã ä¸æ㪠Unicode æå‐
              ã«å¯¾ãã¦ã¨ã¹ã±ã¼ãã·ã¼ã±ã³ã¹ã使ããªãã 1 (ã¾ã㯠`yes' ã¾ãã¯
              `true') ã¾ã㯠2 ã¨ããã¨ã ":" ã§å§ã¾ã VFAT ã¹ã¿ã¤ã«ã® 4
              ãã¤ãã®ã¨ã¹ã±ã¼ãã·ã¼ã±ã³ã¹ãç¨ããã 2
              ã®å ´åã¯ããã¨ã®ãã¡ã¤ã«åããªãã«ã¨ã³ãã£ã¢ã³ã¨ã¿ãªãã¦ã¨ã³ã³ã¼ãããã 1
              ã®å ´åã¯ããã¨ã®ãã¡ã¤ã«åããã¤ãé ãå¥ãæãããã
              ããã°ã¨ã³ãã£ã¢ã³ã¨ã¿ãªãã¦ã¨ã³ã³ã¼ãããã

       posix=[0|1]
              æå¹ã«ãªã£ã¦ãã (posix=1) ã¨ããã¡ã¤ã«ã·ã¹ãã ã¯å¤§æåå°æåãåºå¥ããã
              ãã®å ´åã«ã¯ 8.3 å½¢å¼ã®å¥åããã¼ããªã³ã¯ã¨ãã¦å®ç¾ãããã

       uid=value 㨠gid=value, umask=value
              ãã¡ã¤ã«ã·ã¹ãã ã«ãããã¡ã¤ã«ã®è¨±å¯å±æ§ãè¨å®ããã umask ã®å¤ã¯ 8
              é²æ°ã§æå®ããã ããã©ã«ãã§ã¯ãã¡ã¤ã«ã¯ root ãææãã ä»ã®ã¦ã¼ã¶ã¼ããã¯èª‐
              ã¿åãä¸å¯ã«ãªã£ã¦ããã


proc ã®ãã¦ã³ããªãã·ã§ã³
       uid=value 㨠gid=value
              ãããã®ãªãã·ã§ã³ã¯æå®å¯è½ã§ããããç§ã®ç¥ãéãå¹åã¯ãªãã


ramfs ã®ãã¦ã³ããªãã·ã§ã³
       ramfs ã¯ã¡ã¢ãªãã¼ã¹ã®ãã¡ã¤ã«ã·ã¹ãã ã§ããã ãã¦ã³ãããã°ä½¿ç¨ãããã¨ãã§ããã
       ã¢ã³ãã¦ã³ãããã¨å容ã¯æ¶ãã¦ãã¾ãã Linux 2.3.99pre4 以éã§åå¨ããã
       ãã¦ã³ããªãã·ã§ã³ã¯ãªãã


reiserfs ã®ãã¦ã³ããªãã·ã§ã³
       reiserfs ã¯ã¸ã£ã¼ããªã³ã°ãã¡ã¤ã«ã·ã¹ãã ã§ããã reiserfs
       ã®ãã¦ã³ããªãã·ã§ã³ã¯ http://www.namesys.com/mount-options.html
       ã§ãã£ã¨å®å¨ã«èª¬æããã¦ããã

       conv   ãã¼ã¸ã§ã³ 3.6 ã® reiserfs ã½ããã¦ã§ã¢ã« ãã¼ã¸ã§ã³ 3.5
              ã®ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ããããã æ°ããä½æããããªãã¸ã§ã¯ãã«ã¯ 3.6
              ã®å½¢å¼ã使ãããã ãã®ããã«ãããã¡ã¤ã«ã·ã¹ãã 㯠reiserfs 3.5
              ã®ãã¼ã«ã¨ã¯äºææ§ããªããªãã

       hash=rupasov / hash=tea / hash=r5 / hash=detect
              reiserfs ããã£ã¬ã¯ããªåã§ãã¡ã¤ã«ãè¦ä»ããã®ã«ã
              ã©ã®ããã·ã¥é¢æ°ã使ãããé¸æããã

              rupasov
                     Yury Yu. Rupasov ãçºæããããã·ã¥ã ãã®ããã·ã¥ã¯é«éã§ããã
                     è¾æ¸é ã§è¿ããã¡ã¤ã«åãè¿ãããã·ã¥å¤ã«å¯¾å¿ã¥ãããã¨ã§ è¿æ¥é¢ä¿
                     (locality) ãä¿åãããã
                     é«ã確çã§ããã·ã¥ã®è¡çªãèµ·ããã®ã§ããã®ãªãã·ã§ã³ã¯ä½¿ãã¹ãã§ã¯ãªãã

              tea    Jeremy Fitzhardinge ãå®è£ãã Davis-Meyer é¢æ°ã
                     ããã·ã¥åã«ããã·ã¥ç½®æãããã使ãã ã©ã³ãã æ§ãé«ãã®ã§ã使ç¨ããã
                     CPU ã³ã¹ãã«å¯¾ãã¦ããã·ã¥è¡çªã®ç¢ºçãä½ãã ãã®ãªãã·ã§ã³ã¯ãr5
                     ããã·ã¥ã§ EHASHCOLLISION ã¨ã©ã¼ãèµ·ããå ´åã«ä½¿ãããã

              r5     rupasov ããã·ã¥ã®ä¿®æ£çã
                     ããã©ã«ãã§ã¯ããã使ç¨ãããé常ã«å¤ãã®ãã£ã¬ã¯ããªã
                     å¤ãã£ããã¡ã¤ã«åã®ãã¿ã¼ã³ããã¡ã¤ã«ã·ã¹ãã ã«ãªãéãã
                     ãã£ã¨ãè¯ãé¸æè¢ã§ããã

              detect ç¾å¨ãã¦ã³ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ã mount
                     ã³ãã³ãã«èª¿ã¹ãããã©ã®ããã·ã¥é¢æ°ã使ããã¦ããããæ¤åº (detect)
                     ãããã ããã«ããã®æå ±ã reiserfs ã®ã¹ã¼ãã¼ãããã¯ã«æ¸ãè¾¼ã¾ããã
                     å¤ãå½¢å¼ã®ãã¡ã¤ã«ã·ã¹ãã ãåãã¦ãã¦ã³ãããã¨ãã«ã®ã¿å½¹ç«ã¤ã

       hashed_relocation
              ãããã¯ã¢ãã±ã¼ã¿ãæå¹ã«ããã ããç¶æ³ä¸ã§ã¯æ§è½ã®åä¸ãè¦ããããããããªãã

       noborder
              Yury Yu. Rupasov ãçºæããå¢çã¢ãã±ã¼ã¿ã¢ã«ã´ãªãºã ãç¡å¹ã«ããã
              ããç¶æ³ä¸ã§ã¯æ§è½ã®åä¸ãè¦ããããããããªãã

       nolog  ã¸ã£ã¼ããªã³ã°ãç¡å¹ã«ããã reiserfs
              ãæã¤ã¯ã©ãã·ã¥ããã®é«éãªå復ã¯å¤±ããããã
              ããç¶æ³ä¸ã§ã¯åããªæ§è½ã®åä¸ãè¦ãããã
              ãã®ãªãã·ã§ã³ãæå¹ã«ãªã£ã¦ããå ´åã§ãã reiserfs
              ã¯ãã¸ã£ã¼ããªã³ã°é åã¸ã®å®éã®æ¸ãè¾¼ã¿ãä¿åããã¨ãã£ã
              å¨ã¦ã®ã¸ã£ã¼ããªã³ã°æä½ãè¡ã£ã¦ããã nolog ã®å®è£ã¯é²è¡ä¸ã®ä½æ¥ã§ããã

       notail ããã©ã«ãã§ã¯ãreiserfs ã¯å°ããªãã¡ã¤ã«ãããã¡ã¤ã«ã®æ«å°¾ãã ããªã¼ã®ä¸‐
              ã«ç´æ¥æ ¼ç´ããã ããã LILO(8) ã®ãããªã¦ã¼ãã£ãªãã£ãæ··ä¹±ããã¦ãã¾ãã
              ãã®ãªãã·ã§ã³ã¯ãã¡ã¤ã«ãããªã¼ã®ä¸ã«æ ¼ç´ãããªãããã«ããã

       replayonly
              ã¸ã£ã¼ãã«ã«ãããã©ã³ã¶ã¯ã·ã§ã³ãããç´ãããã
              å®éã«ã¯ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããªãã 主㫠reiserfsck ã使ãã

       resize=number
              reiserfs ãã¼ãã£ã·ã§ã³ã®ãªã³ã©ã¤ã³ã§ã®é åæ¡å¼µã許å¯ãã
              åãã¦ã³ããªãã·ã§ã³ã ãã®ããã¤ã¹ã number ãããã¯æ°ã§ãã㨠reiserfs
              ã«ä»®å®ãããã ãã®ãªãã·ã§ã³ã¯ãè«ççãªããªã¥ã¼ã 管ç (LVM) ä¸ã«ãã
              ããã¤ã¹ã«å¯¾ãã¦ä½¿ãããã«è¨è¨ããã¦ããã
              ftp://ftp.namesys.com/pub/reiserfsprogs ããç¹å¥ãª resizer
              ã¦ã¼ãã£ãªãã£ãåå¾ã§ããã


romfs ã®ãã¦ã³ããªãã·ã§ã³
       ãªãã


smbfs ã®ãã¦ã³ããªãã·ã§ã³
       nfs ã¨åæ§ã«ãsmbfs ã®å®è£ã¯ mount ã·ã¹ãã ã³ã¼ã«ã«ãã¤ããªã®å¼ãæ° (struct
       smb_mount_data) ãç¨ããã ãã®å¼ãæ°ã¯ smbmount(8) ã«ãã£ã¦æ¸¡ããã¨ãã§ããã
       ç¾å¨ã®ãã¼ã¸ã§ã³ã® mount (2.12) 㯠smbfs ãæ±ããã¨ãã§ããªãã


sysv ã®ãã¦ã³ããªãã·ã§ã³
       ãªãã


tmpfs ã®ãã¦ã³ããªãã·ã§ã³
       以ä¸ã®ãã©ã¡ã¼ã¿ã«ã¯ãKi, Mi, Gi (ãã¤ããªã®ããã»ã¡ã¬ã»ã®ã¬) ã表ã
       ãµãã£ãã¯ã¹ k, m, g ãã¤ãããã¨ãã§ããã ã¾ãåãã¦ã³ãã®ã¨ãã«å¤æ´ãããã¨ãã§ããã

       size=nbytes
              ãã¡ã¤ã«ã·ã¹ãã ã®ããã©ã«ãã®æ大ãµã¤ãºãä¸æ¸ãããã
              ãµã¤ãºã¯ãã¤ãã§æå®ããããã¼ã¸åä½ã«ãªãããã«åãæ¨ã¦ãããã
              ããã©ã«ãã¯ã¡ã¢ãªãµã¤ãºã®ååã§ããã

       nr_blocks=
              ãããã¯æ°ãè¨å®ããã

       nr_inodes=
              inode æ°ãè¨å®ããã

       mode=  ã«ã¼ããã£ã¬ã¯ããªã®æåã®è¨±å¯å±æ§ãè¨å®ããã


udf ã®ãã¦ã³ããªãã·ã§ã³
       udf 㯠Optical Storage Technology Association ã§å®ç¾©ããã¦ãã "Universal
       Disk Format" ãã¡ã¤ã«ã·ã¹ãã ã§ãããDVD-ROM ã§å¤ã使ç¨ãããã iso9660
       ãåç§ãããã¨ã

       gid=   ããã©ã«ãã®ã°ã«ã¼ããè¨å®ããã

       umask= ããã©ã«ãã® umask ãè¨å®ããã å¤ã¯ 8 é²æ°ã§æå®ããã

       uid=   ããã©ã«ãã®ã¦ã¼ã¶ã¼ãè¨å®ããã

       unhide é ããã¡ã¤ã«ãè¦ããã

       undelete
              åé¤ããããã¡ã¤ã«ããªã¹ãã«è¦ããã

       nostrict
              å³å¯ã«é©åãããªãã

       iocharset
              NLS æåã»ãããè¨å®ããã

       bs=    ãããã¯ãµã¤ãºãè¨å®ãã (2048 以å¤ã§ã¯åä½ããªã)ã

       novrs  ããªã¥ã¼ã ã·ã¼ã±ã³ã¹ã®ç¢ºèªãã¹ãããããã

       session=
              CDROM ã»ãã·ã§ã³ã®ã«ã¦ã³ãã 0 ããå§ããã ããã©ã«ãã¯æçµã»ãã·ã§ã³ã

       anchor=
              æ¨æºã®ã¢ã³ã«ã¼ã®ä½ç½®ãä¸æ¸ããããããã©ã«ã㯠256ã

       volume=
              VolumeDesc ã®ä½ç½®ãä¸æ¸ããã (æªå®è£)ã

       partition=
              PartitionDesc ã®ä½ç½®ãä¸æ¸ããã (æªå®è£)ã

       lastblock=
              ãã¡ã¤ã«ã·ã¹ãã ã®æçµãããã¯ãè¨å®ããã

       fileset=
              fileset ãããã¯ã®ä½ç½®ãä¸æ¸ããã (æªå®è£)ã

       rootdir=
              ã«ã¼ããã£ã¬ã¯ããªã®ä½ç½®ãä¸æ¸ããã (æªå®è£)ã


ufs ã®ãã¦ã³ããªãã·ã§ã³
       ufstype=value
              UFS ã¯ä»ã® OS ã§åºãç¨ãããã¦ãããã¡ã¤ã«ã·ã¹ãã ã§ããã ãã ãå®è£ã OS
              ã«ãã£ã¦ç°ãªã£ã¦ããã®ãåé¡ã§ããã
              ãã種ã®å®è£ã«ãããæ©è½ã«ã¯ææ¸åããã¦ããªããã®ãããã ufs
              ã®å½¢å¼ãèªåçã«èªèããã®ã¯é£ããã ãããã£ã¦ã¦ã¼ã¶ã¼ã¯ ufs
              ã®å½¢å¼ããã¦ã³ããªãã·ã§ã³ã§æå®ããªããã°ãªããªãã æå®ã§ããå¤ã¯ä»¥ä¸ã®éã:

              old    ufs ã®å¤ãå½¢å¼ããããããã©ã«ãã§ããªã¼ããªã³ãªã¼ (-r
                     ãªãã·ã§ã³ãå¿ããã«æå®ãããã¨)ã

              44bsd  BSD ã©ã¤ã¯ãªã·ã¹ãã  (NetBSD, FreeBSD, OpenBSD)
                     ã§ä½ããããã¡ã¤ã«ã·ã¹ãã ã«ç¨ããã

              sun    SunOS ã Solaris on Sparc ã§ä½ããããã¡ã¤ã«ã·ã¹ãã ã«ç¨ããã

              sunx86 Solaris on x86 ã§ä½ããããã¡ã¤ã«ã·ã¹ãã ã«ç¨ããã

              hp     HP-UX ã§ä½ããããã¡ã¤ã«ã·ã¹ãã ã«ç¨ããããªã¼ããªã³ãªã¼ã

              nextstep
                     (NeXT ã¹ãã¼ã·ã§ã³ã®) NeXTStep ã§ä½ããããã¡ã¤ã«ã·ã¹ãã ã«ç¨ãã
                     (ç¾å¨ã¯ãªã¼ããªã³ãªã¼)ã

              nextstep-cd
                     NeXTStep CDROM (block_size == 2048) ã«ç¨ããããªã¼ããªã³ãªã¼ã

              openstep
                     OpenStep ã§ä½ããããã¡ã¤ã«ã·ã¹ãã ã«ç¨ãã
                     (ç¾å¨ã¯ãªã¼ããªã³ãªã¼)ã åããã¡ã¤ã«ã·ã¹ãã ã Mac OS X
                     ã§ã使ããã¦ããã


       onerror=value
              ã¨ã©ã¼æã®æ¯ãèããè¨å®ãã:

              panic  ã¨ã©ã¼ãèµ·ãã£ããã«ã¼ãã«ãããã¯ãèµ·ããã

              [lock|umount|repair]
                     ç¾å¨ã®ã¨ããã¯ãããã®ãªãã·ã§ã³ã¯ãªã«ãããªãã
                     ã¨ã©ã¼ãèµ·ããã¨ã³ã³ã½ã¼ã«ã¡ãã»ã¼ã¸ã表示ãããã ãã§ããã


umsdos ã®ãã¦ã³ããªãã·ã§ã³
       msdos ã®ãã¦ã³ããªãã·ã§ã³ãè¦ãã dotsOK ãªãã·ã§ã³ã¯ umsdos
       ã§ã¯å½ç¶ç¡å¹ã§ããã


vfat ã®ãã¦ã³ããªãã·ã§ã³
       ã¾ã fat ã®ãã¦ã³ããªãã·ã§ã³ãèªèãããã dotsOK ãªãã·ã§ã³ã¯ vfat
       ã§ã¯å½ç¶ç¡å¹ã§ããã ããã«ä»¥ä¸ã®ãªãã·ã§ã³ãåå¨ããã

       uni_xlate
              æ±ããã¨ã®ã§ããªã Unicode æåãç¹æ®ãªã¨ã¹ã±ã¼ãã·ã¼ã±ã³ã¹ã«å¤æããã ããã¯
              Unicode æåãå«ããã¡ã¤ã«ãããã¯ã¢ããã ã¬ã¹ãã¢ããã®ã«ç¨ãããã¨ãã§ããã
              ãã®ãªãã·ã§ã³ãæå®ããªãã¨ãå¤æã§ããªãå ´åã«ã¯ `?' ãç¨ããããã
              ã¨ã¹ã±ã¼ãæåã«ã¯ `:' ãç¨ãããã (ããã¯é常 vfat
              ãã¡ã¤ã«ã·ã¹ãã ã§ã¯ç¨ãããã¨ã®ã§ããªãæåã§ãããã)ã
              ç¨ããããã¨ã¹ã±ã¼ãã·ã¼ã±ã³ã¹ã¯ u ã Unicode æåã¨ããã¨ä»¥ä¸ã®éãã ':',
              (u & 0x3f), ((u>>6) & 0x3f), (u>>12)ã

       posix  大æåãå°æåãã ããç°ãªã 2 ã¤ã®ãã¡ã¤ã«åãèå¥ã§ããããã«ããã

       nonumtail
              name~num.ext ãç¨ããåã«ãã¾ãã·ã¼ã±ã³ã¹çªå·ã®ãªãç縮åã«å¤æãããã¨ããã

       utf8   UTF8 ã¯ãã³ã³ã½ã¼ã«ã§ç¨ãããã Unicode ã® 8 ãããã¨ã³ã³ã¼ãã«å¯¾ãã¦
              å®å¨ãªãã¡ã¤ã«ã·ã¹ãã ã§ããã ãã®ãªãã·ã§ã³ãæå®ãã㨠UTF8 ãæå¹ã«ãªãã
              'uni_xlate' ãè¨å®ããã¦ãã㨠UTF8 ã¯ç¡å¹ã«ãªãã

       shortname=[lower|win95|winnt|mixed]

              8.3 å½¢å¼ã®æååã«åããããªãã¡ã¤ã«åã çæããã表示ãããããåä½ãå®ç¾©ããã
              ãã¡ã¤ã«ã«ãã³ã°ãã¼ã ãããå ´åã¯ããã¤ã§ãæå®ãããåä½ã§è¡¨ç¤ºããã 以ä¸ã®
              4 ã¤ã®ã¢ã¼ãããã:

              lower  ã·ã§ã¼ããã¼ã ã表示ããéã«å°æåã«ããã ã·ã§ã¼ããã¼ã ã«å°æå‐
                     ãå«ã¾ããå ´åã¯ããã³ã°ãã¼ã ã§çæããã

              win95  ã·ã§ã¼ããã¼ã ã表示ããéã«å¤§æåã«ããã ã·ã§ã¼ããã¼ã ã«å°æå‐
                     ãå«ã¾ããå ´åã¯ããã³ã°ãã¼ã ã§çæããã

              winnt  ã·ã§ã¼ãåããã®ã¾ã¾è¡¨ç¤ºããã ã·ã§ã¼ããã¼ã ãå¨ã¦å°æå‐
                     ã¾ãã¯å¨ã¦å¤§æåã§ãªãå ´åã¯ã ãã³ã°ãã¼ã ã§çæããã

              mixed  ã·ã§ã¼ãåããã®ã¾ã¾è¡¨ç¤ºããã ã·ã§ã¼ããã¼ã ã«å°æå‐
                     ãå«ã¾ããå ´åã¯ããã³ã°ãã¼ã ã§çæããã

       ããã©ã«ã㯠"lower" ã§ããã


usbfs ã®ãã¦ã³ããªãã·ã§ã³
       devuid=uid, devgid=gid, devmode=mode
              usbfs ãã¡ã¤ã«ã·ã¹ãã ã«ããããã¤ã¹ãã¡ã¤ã«ã® ææèã»ã°ã«ã¼ãã»ã¢ã¼ããè¨‐
              å®ãã (ããã©ã«ã㯠uid=gid=0, mode=0644)ã ãã®ã¢ã¼ã㯠8 é²æ°ã§æå®ããã

       busuid=uid, busgid=gid, busmode=mode
              usbfs ãã¡ã¤ã«ã·ã¹ãã ã«ãããã¹ãã£ã¬ã¯ããªã® ææèã»ã°ã«ã¼ãã»ã¢ã¼ããè¨‐
              å®ãã (ããã©ã«ã㯠uid=gid=0, mode=0555)ã ãã®ã¢ã¼ã㯠8 é²æ°ã§æå®ããã

       listuid=uid, listgid=gid, listmode=mode
              ãã¡ã¤ã« devices ã®ææèã»ã°ã«ã¼ãã»ã¢ã¼ããè¨å®ãã (ããã©ã«ãã¯
              uid=gid=0, mode=0444)ã ãã®ã¢ã¼ã㯠8 é²æ°ã§æå®ããã


xenix ã®ãã¦ã³ããªãã·ã§ã³
       ãªãã


xfs ã®ãã¦ã³ããªãã·ã§ã³
       biosize=size
              ãããã¡ããã I/O ãµã¤ãºãè¨å®ãã (ããã©ã«ãã®ãµã¤ãºã¯ 64K)ã size
              ã¯ãå¸æãã I/O ãµã¤ãºã® (åºæ° 2 ã®) 対æ°ã§è¡¨ããªããã°ãªããªãã
              ãã®ãªãã·ã§ã³ã«æå®ãããæå¹ãªå¤ã¯ 14    ã 16 ã§ãã (ã¤ã¾ãã16K, 32K,
              64K ãã¤ãã§ãã)ã ãã¼ã¸ãµã¤ãºã 4K ãã¤ãã®ãã·ã³ã§ã¯ã 13 (8K ãã¤ã) ã
              size ã¨ãã¦æå¹ã§ããã ãããã¡ããã I/O ãµã¤ãºã¯ã ioctl(2)
              ã·ã¹ãã ã³ã¼ã«ã使ã£ã¦ãåãã¡ã¤ã«åä½ã§å¤æ´ãããã¨ãã§ããã

       dmapi  /  xdsm
              DMAPI (Data Management API, ãã¼ã¿ç®¡ç API)
              ã¤ãã³ãå¼ã³åºããæå¹ã«ããã

       logbufs=value
              ã¡ã¢ãªåãã°ãããã¡ã®æ°ãæå®ããã æå¹ãªæ°å¤ã¯ 2 ã 8 ã®ç¯å²ã§ããã
              ããã©ã«ãã®å¤ã¯ã ãããã¯ãµã¤ãºã 64K ã®ãã¡ã¤ã«ã·ã¹ãã ã«ã¯ 8 ãããã¡ã
              ãããã¯ãµã¤ãºã 23K ã®ãã¡ã¤ã«ã·ã¹ãã ã«ã¯ 4 ãããã¡ã ãããã¯ãµã¤ãºã 16K
              ã®ãã¡ã¤ã«ã·ã¹ãã ã«ã¯ 3 ãããã¡ã ä»ã®è¨å®ã§ã¯ 2 ãããã¡ã§ããã
              ãããã¡æ°ãå¢ããã¨ãåãå®è¡è² è·ã«å¯¾ãã¦æ§è½ãè¯ããªãã ãããã追å ãããã‐
              ã°ãããã¡ã¨ããã«é¢é£ããå¶å¾¡æ§é ä½ã§ä½¿ããã ã¡ã¢ãªã®ã³ã¹ãããããã

       logbsize=value
              åã¡ã¢ãªåãã°ãããã¡ã®ãµã¤ãºãè¨å®ããã æå¹ãªãµã¤ãºã¯ 16384 (16K) ã¨
              32768 (32K) ã§ããã ããã©ã«ãã®å¤ã¯ã32MB 以ä¸ã®ã¡ã¢ãªãæã¤ãã·ã³ã§ã¯
              32768 ã§ããã ãã以ä¸ã®ãã·ã³ã§ã¯ 16384 ãããã©ã«ãã§ããã

       logdev=device 㨠rtdev=device
              å¤é¨ãã° (ã¡ã¿ãã¼ã¿ã¸ã£ã¼ãã«) ã¨ãªã¢ã«ã¿ã¤ã ããã¤ã¹ã®
              両æ¹ã¾ãã¯çæ¹ã使ãã XFS ãã¡ã¤ã«ã·ã¹ãã ã«ã¯ããã¼ã¿ã»ã¯ã·ã§ã³ã»ã‐
              ã°ã»ã¯ã·ã§ã³ã» ãªã¢ã«ã¿ã¤ã ã»ã¯ã·ã§ã³ã® 3 ã¤ã®é¨åãããã
              ãªã¢ã«ã¿ã¤ã ã»ã¯ã·ã§ã³ã¯çç¥ãããã¨ãã§ããã ã‐
              ã°ã»ã¯ã·ã§ã³ã¯ãã¼ã¿ã»ã¯ã·ã§ã³ã¨åé¢ãããã¨ãã
              ãã¼ã¿ã»ã¯ã·ã§ã³ã«å«ãããã¨ãã§ããã xfs(5) ãåç§ãããã¨ã

       noalign
              ãã¼ã¿å²ãå½ã¦ãã¹ãã©ã¤ãã¦ãããå¢çã«éç½®ããªãã

       noatime
              ãã¡ã¤ã«ãèªã¿è¾¼ãã ã¨ãã«ãã¿ã¤ã ã¹ã¿ã³ããæ´æ°ããªãã

       norecovery
              ãã°ã使ã£ãå復ãå®è¡ããã«ãã¡ã¤ã«ã·ã¹ãã ããã¦ã³ãããã
              ãã¡ã¤ã«ã·ã¹ãã ãæ£å¸¸ã«ã¢ã³ãã¦ã³ã³ããããªãã£ãå ´åã«ã norecovery
              ã¢ã¼ãã§ãã¦ã³ããããã¨ãä¸æ´åãèµ·ãããããã
              ãã®ãããããã¤ãã®ãã¡ã¤ã«ããã£ã¬ã¯ããªã«ã¢ã¯ã»ã¹ã§ããªããããããªãã
              norecovery ã§ãã¦ã³ãããããã¡ã¤ã«ã·ã¹ãã ã¯ã
              ãªã¼ããªã³ãªã¼ã§ãã¦ã³ãããªããã°ãªããªãã ãããªããã°ããã¦ã³ãã«å¤±æããã ããã

       nouuid ãã¡ã¤ã«ã·ã¹ãã  uuid ãç¡è¦ããã ããã¯éè¤ãã uuid ã«ããã¨ã©ã¼ãåé¿ããã

       osyncisdsync
              O_SYNC ãã©ã°ãè¨å®ãã¦ãªã¼ãã³ãããã¡ã¤ã«ã«ã O_DSYNC
              ãã©ã°ã使ãããå ´åã¨åãåä½ã§æ¸ãè¾¼ãã
              ãã¼ã¿ã®å®å¨æ§ãå±éºã«æããã¨ãªããããããæ§è½ãå¾ãããã
              ãããããã®ãªãã·ã§ã³ãæå¹ã«ãªã£ã¦ããå ´åã ã·ã¹ãã ãã¯ã©ãã·ã¥ããã¨ã
              O_SYNC æ¸ãè¾¼ã¿ã«ããã¿ã¤ã ã¹ã¿ã³ãã®æ´æ°ã失ãããã

       quota / usrquota / uqnoenforce
              ã¦ã¼ã¶ã¼ãã£ã¹ã¯ quota ã®ã¢ã«ã¦ã³ããæå¹ã«ãã¦ã å¶éã
              (ãªãã·ã§ã³ã¨ãã¦) å®ãããã

       grpquota / gqnoenforce
              ã°ã«ã¼ããã£ã¹ã¯ quota ã®ã¢ã«ã¦ã³ããæå¹ã«ãã¦ã å¶éã (ãªãã·ã§ã³ã¨ãã¦)
              å®ãããã

       sunit=value 㨠swidth=value
              RAID ããã¤ã¹ã®ã¹ãã©ã¤ãã¦ãããã¨å¹ãæå®ããã
              ã¾ãã¯ãã¹ãã©ã¤ãããªã¥ã¼ã ãæå®ããã ãã®ãªãã·ã§ã³ãæå®ããã¦ããªãå ´åã
              mkfs ã®æã« RAID ããã¤ã¹ã«å¯¾ãã¦
              ã¹ãã©ã¤ãããªã¥ã¼ã ã»å¹ã»ã¦ããããæå®ã㦠ãã¡ã¤ã«ã·ã¹ãã ãä½æããã¦ããã°ã
              mount ã·ã¹ãã ã³ã¼ã«ã¯å¤ãã¹ã¼ãã¼ãããã¯ããåãåºãã RAID
              ããã¤ã¹ä¸ã«ç´æ¥ä½æããããã¡ã¤ã«ã·ã¹ãã ã§ã¯ã ã¹ã¼ãã¼ãã‐
              ãã¯ã«ããæå ±ãä¸æ¸ãããããã«ã ãããã®ãªãã·ã§ã³ã使ããã¨ãã§ããã
              ãã ãããã¡ã¤ã«ã·ã¹ãã ãä½æãããå¾ã§ã
              ä¸å±¤ã«ãããã£ã¹ã¯ã¬ã¤ã¢ã¦ããå¤æ´ãããå ´åã sunit
              ãªãã·ã§ã³ãæå®ãããå ´åã swidth ãå¿è¦ã§ããã swidth 㯠sunit
              ã®å¤ã®åæ°ã§ãªããã°ãªããªãã


xiafs ã®ãã¦ã³ããªãã·ã§ã³
       ãªããxiafs ã¯ç¹ã«æ¬ ç¹ã®ãªããã¡ã¤ã«ã·ã¹ãã ã§ãããã
       ãã¾ãç¨ãããã¦ããããã¡ã³ããã³ã¹ããã¦ããªãã ããããç¨ããªãæ¹ãè¯ãã ããã Linux
       ã®ãã¼ã¸ã§ã³ 2.1.21 以éã§ã¯ xiafs ã¯ã«ã¼ãã«ã½ã¼ã¹ããåé¤ãããã


loop ããã¤ã¹
       æ®ã£ãã¿ã¤ãã¨ãã¦ãã 1 ã¤ãloop ããã¤ã¹ãç¨ãããã¦ã³ããããã ä¾ãã°ä»¥ä¸ã®ã³ãã³ã

         mount /tmp/fdimage /mnt -t msdos -o loop=/dev/loop3,blocksize=1024

       㯠loop ããã¤ã¹ /dev/loop3 ããã¡ã¤ã« /tmp/fdimage
       ã«é¢é£ä»ããããã¦ãã®ããã¤ã¹ã /mnt ã«ãã¦ã³ãããã

       ãã®ã¿ã¤ãã®ãã¦ã³ãã®éã«ã¯ 3 ã¤ã®ãªãã·ã§ã³ãæå®ã§ããã loop, offset,
       encryption ã§ããã ãããã¯å®éã«ã¯ losetup(8) ã®ãªãã·ã§ã³ã§ããã
       (ãããã®ãªãã·ã§ã³ã¯ãã¡ã¤ã«ã·ã¹ãã ã¿ã¤ãã«åºæã®ãªãã·ã§ã³ã®ä»ã«
       使ç¨ãããã¨ãã§ããã)

       loop ããã¤ã¹ã®ååãã³ãã³ãã©ã¤ã³ã§çç¥ããå ´å (`-o loop' ã®ã¿ãæå®ããå ´å) ã¯
       mount ã¯ã¾ã 使ããã¦ããªã loop ããã¤ã¹ãæ¢ãã¦ãããå©ç¨ããã /etc/mtab ã
       /proc/mounts ã¸ã®ã·ã³ããªãã¯ãªã³ã¯ã«ãããããªé¦¬é¹¿ãããªããã°ã mount
       ã«ãã£ã¦å²ãå½ã¦ããããããã® loop ããã¤ã¹ã umount ã«ãã£ã¦è§£æ¾ã§ããã `losetup
       -d' ãç¨ããã° loop ããã¤ã¹ãæåã§è§£æ¾ãããã¨ãã§ããã 詳細㯠losetup(8) ãè¦ãã


è¿ãå¤
       mount ã¯ä»¥ä¸ã®ã³ã¼ããè¿ã (ããã㯠OR ã§ãã):

       0      æåããã

       1      å¼ã³åºãããã¼ããã·ã§ã³ãæ£ãããªãã

       2      ã·ã¹ãã ã¨ã©ã¼ (ã¡ã¢ãªä¸è¶³ãfork ã§ããªãã£ããloop ããã¤ã¹ã足ããªã)ã

       4      mount åé¨ã®ãã°ãã¾ã㯠mount ã nfs ã«å¯¾å¿ãã¦ããªãã

       8      ã¦ã¼ã¶ã¼ã«ããä¸æã

       16     /etc/mtab ã®æ¸ãè¾¼ã¿æã¾ãã¯ããã¯æã®åé¡ãããã

       32     ãã¦ã³ãã«å¤±æããã

       64     (訳註: "mount -a" ãªã©ã§) ä¸é¨ãæåããã


ãã¡ã¤ã«
       /etc/fstab        ãã¡ã¤ã«ã·ã¹ãã ã®ä¸è¦§è¡¨

       /etc/mtab         ãã¦ã³ãããããã¡ã¤ã«ã·ã¹ãã ã®ä¸è¦§è¡¨

       /etc/mtab~        ããã¯ãã¡ã¤ã«

       /etc/mtab.tmp     ãã³ãã©ãªãã¡ã¤ã«

       /etc/filesystems  試è¡ãããã¡ã¤ã«ã·ã¹ãã ã¿ã¤ãã®ä¸è¦§


é¢é£é ç®
       mount(2), umount(2), fstab(5), umount(8), swapon(8), nfs(5), xfs(5),
       e2label(8), xfs_admin(8), mountd(8), nfsd(8), mke2fs(8), tune2fs(8),
       losetup(8)

ãã°
       ãã¡ã¤ã«ã·ã¹ãã ã«æ´åæ§ããªãã¨ãã¯ã©ãã·ã¥ãå¼ãèµ·ããå ´åãããã

       Linux ã®ãã¡ã¤ã«ã·ã¹ãã ã®ãªãã«ã¯ -o sync 㨠-o dirsync
       ããµãã¼ããã¦ããªããã®ãããã (ext2, ext3 ãã¡ã¤ã«ã·ã¹ãã 㯠BSD
       æµã®åææ´æ°ããµãã¼ããã¦ããã sync ãªãã·ã§ã³ã¨ã¨ãã«ãã¦ã³ãããã°è¯ãã)

       -o remount ã§ãã¦ã³ããã©ã¡ã¼ã¿ãå¤æ´ãããªããã¨ããã (ä¾ãã° ext2fs
       ç¹æã®ãã©ã¡ã¼ã¿ã¯ã sb ãé¤ãã¦ãã¹ã¦ remount ã§å¤æ´å¯è½ã§ãããã fatfs ã§ã¯
       gid ã umask ãå¤æ´ã§ããªã)ã

       ã©ãã«ã¾ã㯠uuid ã«ãããã¦ã³ãã¯ããã®ããã¤ã¹ã®ååã /proc/partitions
       ã«ãªã¹ãããã¦ããå ´åã«ã®ã¿å¯è½ã§ããã ç¹ã«ãã«ã¼ãã«ã devfs
       ãä»ãã¦ã³ã³ãã¤ã«ããã¦ããã«ãé¢ãããã devfs ããã¦ã³ãããã¦ããªãå ´åã«ã失æããã

å±¥æ´
       mount ã³ãã³ã㯠Version 5 ã® AT&T UNIX ã«ã¯åå¨ãã¦ããã



Linux 2.6                         2004-12-16                          MOUNT(8)