[B! linux][LVM] patorashã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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linuxã¨LVMã«é–¢ã™ã‚‹patorashã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (4)

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Xenã¨LVMãƒ»ãã®1ãƒ»ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«æ™‚
RHEL/CentOSã€Xenã‚’ä¸å¿ƒã«ãƒ¡ãƒ¢ã‚’æ®‹ã—ã¦ã„ãã¾ã™ã€‚å†…å®¹ã¯ç„¡ä¿è¨¼ã€‚é©ç”¨ã™ã‚‹å ´åˆã¯ã€ååˆ†ç¢ºèªã®ä¸Šã€è‡ªå·±è²¬ä»»ã§ã€‚ æŒ‡æ‘˜ã€è³ªå•ã€è¦æœ›ã‚’ã‚³ãƒ¡ãƒ³ãƒˆã—ã¦ã‚‚ã‚‰ãˆã‚‹ã¨å–œã³ã¾ã™ã€‚ RHCSã‚·ãƒªãƒ¼ã‚ºãŒé€²ã‚“ã§ãªã„ã®ã«ã€åˆ¥ã®è©±é¡Œã«ãªã£ã¦ç”³ã—è¨³ãªã„ãŒã€ã‚¯ãƒ©ã‚¹ã‚¿ã§éŠã‚“ã§ã„ã‚‹ã¨å¿…è¦ã«ãªã£ã¦ããŸã®ã§æ›¸ã„ã¦ãŠãã€‚ãƒ†ãƒ¼ãƒžã¯ã€Xenã®ã‚¤ãƒ¡ãƒ¼ã‚¸ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ç›´æŽ¥LVMã®è«–ç†ãƒœãƒªãƒ¥ãƒ¼ãƒ (logical volume, LV)ã«ç½®ãã“ã¨ã€‚ Xenã§ã¯ã€DomUã®ãƒ‡ã‚£ã‚¹ã‚¯ã‚¤ãƒ¡ãƒ¼ã‚¸ã‚’ã€ãƒ•ã‚¡ã‚¤ãƒ«ã§æŒã¤ã®ãŒä¸€èˆ¬çš„ã ã€‚ä¾‹ãˆã°CentOS 5(RHEL5)ã ã¨/var/lib/xen/imagesã®ä¸‹ã«ã€domain01.imgã¨è¨€ã†ã‚ˆã†ãªã‚¤ãƒ¡ãƒ¼ã‚¸ãƒ•ã‚¡ã‚¤ãƒ«ã‚’æŒã¤ã€‚ã—ã‹ã—ã€ã“ã®æ–¹å¼ã¯ã‚ªãƒ¼ãƒãƒ¼ãƒ˜ãƒƒãƒ‰ãŒå¤§ãã„ã€‚ã¨ã„ã†ã®ã¯ã€DomUã‹ã‚‰è¦‹ã‚‹ã¨ã€ä¸‹å›³ã®æ§˜ã«ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ãŒäºŒé‡ã«ãªã£ã¦ã„ã‚‹ã‹ã‚‰ã ã€‚ Dom0å´ã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ä¸Šã«ã‚¤ãƒ¡ãƒ¼ã‚¸ãƒ•ã‚¡ã‚¤ãƒ«ã‚’æŒ
patorash 2010/04/06
centos

ä»®æƒ³åŒ–

linux

xen

LVM

install

virtualization
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LVM de kernel panic !
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patorash 2010/03/23
LVM

linux

HDD
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ãƒ‰ãƒ¡ã‚¤ãƒ³ï¼µã«ä»®æƒ³ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯ã‚’è¿½åŠ ã—ã¦/(ãƒ«ãƒ¼ãƒˆ)ã®ã‚µã‚¤ã‚ºã‚’æ‹¡å¼µã™ã‚‹ã€‚ ã“ã“ã§ã¯ã€ä¾‹ã¨ã—ã¦ï¼‘ï¼§ï¼¢ã®ä»®æƒ³ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯ã‚’è¿½åŠ ã™ã‚‹ã€‚ â€»ãƒ‘ãƒ¼ãƒ†ã‚£ã‚·ãƒ§ãƒ³æ§‹æˆã¯ãƒ‰ãƒ¡ã‚¤ãƒ³ï¼µã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«æ™‚ã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆè¨å®šï¼/(ãƒ«ãƒ¼ãƒˆ)ãŒï¼¬ï¼¶ï¼æ§‹æˆã«ãªã£ã¦ã„ã‚‹ã“ã¨ãŒå‰æ ãƒ‰ãƒ¡ã‚¤ãƒ³ï¼µã¸rootã§ãƒã‚°ã‚¤ãƒ³ [root@fedoraU ~]# df -hã€€â†ã€€ãƒ‡ã‚£ã‚¹ã‚¯ä½¿ç”¨çŠ¶æ³è¡¨ç¤º Filesystem ã‚µã‚¤ã‚º ä½¿ç”¨ æ®‹ã‚Š ä½¿ç”¨% ãƒžã‚¦ãƒ³ãƒˆä½ç½® /dev/mapper/VolGroup00-LogVol00 1.4G 1.3G 55M 96% /ã€€â†ã€€1.4Gä¸1.3Gä½¿ç”¨ä¸ /dev/xvda1 190M 14M 167M 8% /boot tmpfs 133M 0 133M 0% /dev/shm ãƒ‰ãƒ¡ã‚¤ãƒ³ï¼µã‹ã‚‰rootã‹ã‚‰ãƒã‚°ã‚¢ã‚¦ãƒˆ [root@fedora ~]# dd if=/dev/zero of=/var/li
patorash 2010/03/23
ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯

xen

linux

LVM
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ã€ŒLVMã®æƒ…å ±ã‚’è¡¨ç¤ºã™ã‚‹ã«ã¯ã€ã§èª¬æ˜Žã—ãŸã¨ãŠã‚Šã€LVMã§ã¯ãƒ‘ãƒ¼ãƒ†ã‚£ã‚·ãƒ§ãƒ³ã®ã‚µã‚¤ã‚ºã‚’å¤‰æ›´ã™ã‚‹ã“ã¨ãŒã§ãã‚‹ã€‚ ã“ã“ã§ã¯ã€Anacondaã®åˆæœŸè¨å®šã§ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ãŸFedora 7ã®HDDï¼ˆ250Gbytesï¼‰ã®è«–ç†ãƒœãƒªãƒ¥ãƒ¼ãƒ ï¼ˆ/dev/VolGroup00/LogVol00ï¼‰ã‚’ç¸®å°ã™ã‚‹æ‰‹é †ã‚’èª¬æ˜Žã™ã‚‹ã€‚ æ³¨ï¼šè«–ç†ãƒœãƒªãƒ¥ãƒ¼ãƒ ã®æ“ä½œã¯ã€æ£å¸¸ã«å®Ÿè¡Œã•ã‚Œã‚Œã°æ—¢å˜ã®ãƒ‡ãƒ¼ã‚¿ã¯ãã®ã¾ã¾æ®‹ã‚‹ã€‚ã—ã‹ã—ã€èª¤æ“ä½œã‚„ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã®ä¸å…·åˆãªã©ã«ã‚ˆã£ã¦ãƒ•ã‚¡ã‚¤ãƒ«ã‚’å¤±ã£ã¦ã—ã¾ã†å¯èƒ½æ€§ãŒã‚ã‚‹ãŸã‚ã€äº‹å‰ã®ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ãŒå¿…è¦ã ã€‚ LVMã®è«–ç†ãƒœãƒªãƒ¥ãƒ¼ãƒ ã‚’ç¸®å°ã™ã‚‹å ´åˆã¯ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ã‚µã‚¤ã‚ºã‚’å¤‰æ›´ã—ãŸå¾Œã€è«–ç†ãƒœãƒªãƒ¥ãƒ¼ãƒ ã®ã‚µã‚¤ã‚ºã‚’ç¸®å°ã™ã‚‹å¿…è¦ãŒã‚ã‚‹ã€‚ã“ã“ã§ã¯/ã‚’å«ã‚€è«–ç†ãƒœãƒªãƒ¥ãƒ¼ãƒ ã‚’ç¸®å°ã™ã‚‹ãŒã€ãƒžã‚¦ãƒ³ãƒˆã—ãŸçŠ¶æ…‹ã§ã¯ã‚µã‚¤ã‚ºã‚’å¤‰æ›´ã™ã‚‹ã“ã¨ãŒã§ããªã„ã€‚ãã“ã§ã€Fedora 7ã®Live CDã§ã‚·ã‚¹ãƒ†ãƒ ã‚’èµ·å‹•ã—ã¦ã€ç¸®å°ã®ä½œæ¥ã‚’è¡Œã†ã“ã¨ã«ã™ã‚‹
patorash 2008/11/27
LVM

linux

ç¸®å°
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LVM de kernel panic !

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