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[[FrontPage]]
** lvm¤Ë¤Ä¤¤¤Æ [#yf99a472]
http://www.linux.or.jp/JF/JFdocs/LVM-HOWTO.html~
LVM¤Ë¤Ä¤¤¤Æ¤Ï¢¬¤Ç¡£~
- ¥Ç¥£¥¹¥¯¤ÎÍÆÎ̤ò¾®¤µ¤Êñ°Ì(PE)¤Ë¤ï¤±¤Æ¼«Í³¤ËÁȤ߹ç¤ï¤»¤Æ²¾ÁÛŪ¤Ê¥Ñ¡¼¥Æ¥£¥·¥ç¥ó(LV)¤òºîÀ®¤Ç¤¤ë
- Ê£¿ô¥Ç¥£¥¹¥¯¤ò°ì¤Þ¤È¤á(VG)¤Ë¤Ç¤¤ë
- ¥Ñ¡¼¥Æ¥£¥·¥ç¥ó(LV)¤ÎÍÆÎ̤¬Â¤ê¤Ê¤¯¤Ê¤Ã¤¿¤é·Ñ¤®Â¤·¤Ç¤¤ë
** ¼ÂºÝ¤Ë»È¤Ã¤Æ¤ß¤¿ [#iab8be7a]
¥¤¥ó¥¹¥È¡¼¥é¤¬ºîÀ®¤·¤¿VG(VolumeGroup)¤ò»ÈÍѤ¹¤ë~
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** VolumeGroup¤Î¸ºß³Îǧ [#c8ffa05b]
vgdisplay
¸ºß¤¹¤ëVolumeGroup¤Î¾ðÊ󤬽ÐÎϤµ¤ì¤ë
** LogicalVolume¤ÎºîÀ® [#xaa9f7f3]
lvcreate -L 1G VolGroup00
»ØÄꤷ¤¿VG¤«¤é-L¤Ç»ØÄꤷ¤¿¥µ¥¤¥º¤ÎLV¤òºîÀ®
LV¤Î̾Á°¤ÏÏ¢ÈÖ¤À¤¬¡¢-n¤Ç»ØÄê²Äǽ
LV¤Ï/dev/VolGroup00 Æâ¤ËÏ¢È֤ǺîÀ®¤µ¤ì¤ë(¥Ç¥Õ¥©¥ë¥È¤Ï/dev/VolGroup00/lvol0)
** ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤ÎºîÀ® [#jfc11f7e]
mkfs /dev/VolGroup00/lvol0
¥Þ¥¦¥ó¥È¤·¤Æ¤ß¤ë~
mkdir /mnt/test
mount /dev/VolGroup00/lvol0 /mnt/test
ls /mnt/test
touch /mnt/test/test.data
ls /mnt/test
** ÍÆÎÌÄɲà [#g0dc1d73]
lvextend -L +1G /dev/VolGroup00/lvol0
¤Þ¤¿¤Ï
lvextend -L 2G /dev/VolGroup00/lvol0
ξÊý¤È¤âlvol0¤ò2G¤ËÊѹ¹¤¹¤ë
-L¤Ë+¤ò»ØÄꤹ¤ë¤È¤½¤ÎÍÆÎÌʬ¤À¤±Äɲ乤ë
¤³¤Î¾õÂ֤Ǥϡ¢¤Þ¤À1G¤·¤«»È¤¨¤Ê¤¤¤Î¤Ç¡¢fs¤ò¥ê¥µ¥¤¥º¤¹¤ë~
umount /mnt/test
resize2fs /dev/VolGroup00/lvol0
(e2fsck¤ò¼Â¹Ô¤·¤í¤È¸À¤ï¤ì¤ë¤«¤â¤·¤ì¤Ê¤¤)
mount /dev/VolGroup00/lvol0 /mnt/test
ls /mnt/test
(¥Ç¡¼¥¿¤Ï¤½¤Î¤Þ¤Þ¤ÇÍÆÎ̤¬Áý¤¨¤Æ¤¤¤ë¤Ï¤º)
** ÍÆÎ̤ò¸º¤é¤¹ [#ec0207ba]
lvresize¤«lvreduce¤¬»È¤¨¤ë¤¬¡¢¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤¬²õ¤ì¤ë¤Î¤Ç»È¤ï¤Ê¤¤~
ÍÆÎ̤ò¸º¤é¤·¤¿¤¤¾ì¹ç¤Ï ¥Ð¥Ã¥¯¥¢¥Ã¥×¢ªLVºï½ü¢ªLVºîÀ®¢ª¥Ð¥Ã¥¯¥¢¥Ã¥×¤«¤éÌ᤹ ¤È¤¤¤¦¼ê½ç¤Ç¤ä¤ë¡£~
** LVºï½ü [#s19e2d0b]
¤Þ¤¿º£ÅÙ~