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   Á¦ ¸ñ : Disk ±âº» °ü¸®
   ÀÛ¼ºÀÚ : ÀåÁßÇõ ³¯Â¥ : 2004-03-17
   ºÐ·ù : Solaris Á¶È¸¼ö : 11997

½½¶óÀ̽º À̵¿À» ÅëÇÑ, ±âº»ÀûÀÎ µð½ºÅ© Àå¾Ö °ü¸®±â¹ýÀÔ´Ï´Ù...

By www.itsem.net

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Disk °ü¸®

1) ufsdump¸¦ ÀÌ¿ëÇÑ Disk °ü¸®

: * slice´ÜÀ§ÀÇ dataÀ̵¿¿¡ »ç¿ë, ÇϳªÀÇ µð½ºÅ©¿¡ ¿©·¯°³ÀÇ ½½¶óÀ̽º°¡ ÀÖÀ» ¶© »ç¿ë ºÒÆí
* ¼Ò½º, ŸÄÏ ÀÇ ½½¶óÀ̽º Å©±â³ª, µð½ºÅ© type Ʋ·Áµµ »ç¿ë °¡´É
* ufs file system¿¡¼­¸¸ »ç¿ë°¡´É

1. target disk¿¡ slice »ý¼º

:µ¿ÀÏÇÑ Disk TypeÀÏ °æ¿ì

# /usr/sbin/prtvtoc /dev/rdsk/¼Ò½ºµð½ºÅ©s2 | /usr/sbin/fmthard [ -n º¼·ýÀ̸§ ] -s - /dev/rdsk/ŸÄÏs2

:Disk typeÀÌ Æ²¸±¶©, format À¸·Î ÇØ´ç slice »ý¼º

2. target diskÀÇ slice format ¿ä

#newfs /dev/rdsk/ŸÄϵð½ºÅ©°¢°¢ÀÇ slice


3. ufsdump | ufsrestore·Î cp

: cdromÀ¸·Î ºÎÆÃÇÏ¿©, ¼Ò½ºµð½ºÅ©- ŸÄϵð½ºÅ© dump ÇÏ´Â °æ¿ì¸¦ ±ÇÀåÇÏÁö¸¸, normal bootingµµ ±¦ÂúÀ½
´ë½Å dump ½Ã Disk I/O´Â ¾ø¾î¾ß ÇÔ

# mkdir /tmp/root2
# mount /dev/dsk/ŸÄϵð½ºÅ©_½½¶óÀ̽º /tmp/root2
# cd /tmp/root2
# ufsdump 0f - /dev/rdsk/¼Ò½º_½½¶óÀ̽º | ufsrestore rvf -

(ÁÖÀÇ) \\\"ufsrestore rvf /dev/rdsk/ŸÄÏ_½½¶óÀ̽º\\\" °°ÀÌ mount ÇÏÁö ¾Ê°í, ¹Ù·Î dump ºÒ°¡!!


4. Os Disk ¶ó¸é Boot Block Ãß°¡

# cd /usr/platform/`uname -m/lib/fs/ufs
# installboot bootblk /dev/rdsk/ŸÄÏDisk_s0


etc> * swap ½½¶óÀ̽º´Â °ø°£¸¸ ¸Çµé¾î µÎ¸é µÈ´Ù.
* µð½ºÅ©ÀÇ ½½¶óÀ̽º°¡ ¿©·¯°³À϶§, ÀÚµ¿À¸·Î dump ÇÏ´Â shell script ÀÌ¿ë °¡´É
±×·¯³ª, ÀÌ·± °æ¿ì´Â dd°¡ Æí¸®
* logger ¸¦ ÀÌ¿ëÇÏ¿©, shell scriptÀ» ¸¸µé¾î µÎ°í, dump ¼Ò¿ä ½Ã°£À» /var/adm/message¿¡¼­ È®ÀÎÇÑ´Ù.
# logger -p \\\"user.notice\\\" \\\"dump Start.......\\\"
# ufsdump ...............
# logger -p \\\"user.notice\\\" \\\"dump End..........\\\"


5. ¸ðµç ÀÛ¾÷ÀÌ ³¡³ª¸é, init 0À¸·Î °¡¼­, ¼Ò½ºµð½ºÅ©¸¦ »©°í, ŸÄϵð½ºÅ©·Î ±³È¯ÇÑ´Ù.
spare·Î °¡Áö°í ÀÖÀ»·Á¸é, ŸÄÏDiskÀÇ vfstab º¯°æ

6. ±¤Disk ¸¦ OS Disk ·Î »ç¿ëÇÒ¶§

: Fiber ÀÎÅÍÆäÀ̽º¸¦ °¡Áö´Â µð½ºÅ©´Â , ½Ã½ºÅÛÀÇ °¢°¢ÀÇ slotº°·Î wwn no.¸¦ °¡Áö°í ÀÖÀ¸¹Ç·Î, cdrom
ºÎÆÃÇÏ¿©, ´ÙÀ½ÀÇ °úÁ¤À» °ÅÄ£ÈÄ, µð½ºÅ©¸¦ ±³È¯ÇØ¾ß ÇÑ´Ù.


www.sun.co.kr/ - ±â¼ú¹®¼­ ¸Þ´º
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FCAL disk¸¦ boot disk·Î »ç¿ëÇÒ °æ¿ì disk°¡ WWNÀ» °¡Áö°í Àֱ⠶§¹®¿¡
disk±³Ã¼½Ã WWNÀ» ¹Ù²ãÁÖ¾î¾ß¸¸ error¾øÀÌ bootingÀ» ÇÒ¼ö ÀÖ´Ù.

´ÙÀ½°ú °°Àº ¼ø¼­´ë·Î ½ÇÇà ÇÏ¿©¾ß ÇÑ´Ù.

1) disk¸¦ ±³Ã¼ ÇÑ´Ù.

2) OS cdrom À» ÀÌ¿ëÇÏ¿© single user mode ·Î bootingÇÑ´Ù.

3) disk partitionÀ» ¸¸µçÈÄ filesystemÀ» creationÇϰí, mountÇÑÈÄ data¸¦
restoreÇÑ´Ù.

4) \\\"installboot\\\" command¸¦ ÀÌ¿ëÇÏ¿© bootblockÀ» install ÇÑ´Ù.

5) root partitionÀ» mountÇÑÈÄ device tree¸¦ re-buildÇÑ´Ù.
# drvconfig -r /a -p /a/etc/path_to_inst
# cd /devices
# find . -print | cpio -pduVm /a/devices
# disks -r /a
# devlinks -r /a

6) luxadm command¸¦ »ç¿ëÇÏ¿© EEPROMÀÇ \\\"boot-device\\\" parameter¸¦ ¼öÁ¤ÇÑ´Ù.
# luxadm set_boot_dev /dev/dsk/{root slice entry}
(°¡´ÉÇϸé, EEPROMÀÇ \\\"boot-device\\\" parameter·Î °°ÀÌ ¼öÁ¤ÇÑ´Ù.)

7) systemÀ» rebootingÇÑ´Ù

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2) dd ¸¦ ÀÌ¿ëÇÑ Disk °ü¸®

* µð½ºÅ©¿¡ ¿©·¯°³ÀÇ slice°¡ ÀÖ´Â °æ¿ì, µð½ºÆ®¸¦ ÅëÀ¸·Î cp ÇÒ¶§ »ç¿ë
* ufs °¡ ¾Æ´Ñ ´Ù¸¥ ÆÄÀÏ ½Ã½ºÅÛÀ϶§µµ »ç¿ë °¡´É ( vfs )
* dd ´Â low-level·Î disk cp ¸¦ ÇϹǷÎ, type Ʋ¸° Disk¿¡¼­´Â »ç¿ëÀ» ÀÚÁ¦ÇÑ´Ù.
* ´ë¿ë·® hdd¿¡¼­ , ÀûÀº data¸¸À» »ç¿ëÇϰí ÀÖÀ»¶© , ufsdump°¡ ´õ ºü¸£´Ù.
* OS DiskÀÏ °æ¿ì, installboot °¡ ÇÊ¿ä ¾ø´Ù.

1. cdrom ºÎÆÃÀ̳ª, ½Ì±Û¸ðµÎ ºÎÆÃÀ» ±ÇÀåÇÏÁö¸¸, ÀÏ¹Ý ·¹º§ ºÎÆÃµµ »ó°ü ¾ø´Ù.

2. # dd if=/dev/rdsk/¼Ò½ºµð½ºÅ©s2 of=/dev/rdsk/ŸÄϵð½ºÅ©s2 bs=128k

cf> tape cp : if=/dev/rmt/0 of=/dev/rmt/1
floppy cp : if=À̹ÌÁöÆÄÀÏ of=/vol/dev/aliases/floppy bs=1440k

3. logger ¸¦ ÀÌ¿ëÇÏ¿©, ¼¿½ºÅ©¸³À¸·Î ¸¸µé¾î¼­ »ç¿ë



3) tape À» ÀÌ¿ëÇÑ Network backup/ Restore ¸¦ ¿¬½ÀÇØ µÎ¸é , ¾µ¸ð°¡ ¸¹´Ù.

: * .rhosts °ú tar ¸¦ »ç¿ëÇØ¼­ Remote dat¿¡ ¹é¾÷
* ¹é¾÷ÇÒ °÷À», root ÆÛ¹Ì¼ÇÀ¸·Î shareÇѵÚ, ufsdumpÇÏ´Â°Ô ´õ ÆíÇÏ´Ù.
aaa 10.0.0.1 : s0 : os
bbb 10.0.0.2 : s7 : µ¤ÇÁ ¶ã °÷ : tmp/root2·Î mount

bbb > share -o root=aaa /tmp/root2
aaa > cd /net/aaa/tmp/root2; touch aaa <- write test
aaa > ufsdump 0f - /dev/rdsk/c0t0d0s0 | ufsrestore rvf -


4) tar¸¦ ÀÌ¿ëÇÑ Disk °ü¸®

: OSÀ» ÀÚÁÖ ¼³Ä¡ÇؾßÇÒ °æ¿ì, µ¿ÀÏ ¸ðµ¨ÀÇ Sparc À̶ó¸é, Ãʱ⠼³Ä¡½ÃÀÇ ¸ðµç ÆÄÀÏÀ»
tar ·Î ¹­¾î µÐµÚ, ÇÊ¿äÇÒ¶§, ´Ù½Ã Ç®¸é, OS ¼³Ä¡¶û µ¿ÀÏÇÑ È¿°ú¸¦ °¡Áø´Ù.
¸¸¾à A ¶û B°¡ µ¿ÀÏÇÑ ¸ðµ¨ÀÇ ½Ã½ºÅÛÀ̶ó¸é, A¿¡¼­ Os ±ò°í, ÆÐÄ¡Çϰí, ÀÌ·± Àú·± ¼¼ÆÃ
ÇÑÈÄ, tar·Î OS ½½¶óÀ̽º¸¦ Åëä·Î ¹­°í, ¾ÐÃàÇѵÚ, ÀÌ ÆÄÀϸ¸ B ½Ã½ºÅÛÀ¸·Î ¿Å°Ü¼­
¾ÐÃà Ç®°í, vfstab ¼³Á¤Çϰí, installboot ¸¸ Çϸé, »õ·Î ¼³Ä¡ÇÑ °Å¶û µ¿ÀÏÇÏ°Ô ÀÛµ¿ÇÑ´Ù.
<-- cd ·Î ½Ì±Û ºÎÆÃÇØ¼­ ÀÛ¾÷ÇØ¾ß °ÚÁÒ?


* ±âȸ°¡ µÇ¸é Veritas Netback ¸¦ ÀÌ¿ëÇÑ backupµµ ´«¿©°Ü º»´Ù.


[¸ñ·Ïº¸±â]  [Ãâ·Â]  
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