Linuxϵͳ´æ´¢Î¬»¤Ö¸µ¼ÊÖ²á

ÄÚÈÝ·¢²¼¸üÐÂʱ¼ä : 2025/9/10 12:17:55ÐÇÆÚÒ» ÏÂÃæÊÇÎÄÕµÄÈ«²¿ÄÚÈÝÇëÈÏÕæÔĶÁ¡£

SLES »·¾³ÏÂʹÓÃHDS SAN´æ´¢¼¼ÊõÖ¸µ¼ÊÖ²á

# ls -la /dev/ASM* brw-rw---- 1 grid dba 251, 1 May 28 21:42 /dev/ASMDAT1 brw-rw---- 1 grid dba 251, 17 May 28 21:42 /dev/ASMDAT2 brw-rw---- 1 grid dba 251, 33 May 28 21:42 /dev/ASMLOG1 brw-rw---- 1 grid dba 251, 49 May 28 21:42 /dev/ASMLOG2 ×¢Ò⣺Èôδ´´½¨³É¹¦£¬ÔòÖ´ÐÐrebootʹÆäÉúЧ¡£

Suse 11

1£©Ìí¼Ó´ÅÅÌ£¬È·ÈÏ´ÅÅÌÌí¼Ó³É¹¦

2£©¶Ô¸÷¸ö¹²Ïí´ÅÅ̽øÐзÖÇø£¨½öÔÚµ¥¸ö½ÚµãÖ´Ðм´¿É£©£¬²ÎÕÕsuse·ÖÇø·½·¨ 3£©Ê¹ÓÃcat /proc/partitions²é¿´RAC¸÷½ÚµãµÄÐÂÔö´ÅÅ̼°·ÖÇøÊÇ·ñÔÚ·ÖÇø±íÅäÖÃÎļþÖУ¬Èç¹û²»´æÔÚ£¬Ê¹ÓÃ/usr/sbin/partprobe¸üзÖÇø±í£º # cat /proc/partitions 250 112 104857600 sddlmah 250 113 104857600 sddlmah1 # /usr/sbin/partprobe 4£©»ñÈ¡ÐèÒªÓ³ÉäΪASM DiskµÄ´ÅÅÌSCSI_ID£¬²¢½«ÐÂÔö´ÅÅÌÌí¼ÓÖÁudev rulesÎļþ£º

a) »ñÈ¡´ÅÅÌSCSI_ID£¨½öµ¥½ÚµãÖ´Ðм´¿É£©

# /lib/udev/scsi_id --whitelisted --replace-whitespace --device=/dev/sddlmah1 360060e801047222004f2c5d2000003fc b) ±à¼­udev rules£¨½öµ¥½ÚµãÖ´Ðм´¿É£¬ÆäËü½Úµã¿ÉÖ±½Ó¿½±´£©

# vi /etc/udev/rules.d/99-oracle-asmdevices.rules KERNEL==\SUBSYSTEM==\PROGRAM==\--whitelisted --replace-whitespace --device=/dev/$name\RESULT==\NAME=\½Å±¾Éú³Éudev rulesµÄÄÚÈÝ£¬²¢½«ÆäÌí¼ÓÖÁudevÎļþ¡£

vi udevcontent.sh #!/bin/ksh for i in h do echo \SUBSYSTEM==\\\PROGRAM==\\\--whitelisted --replace-whitespace --device=/dev/\\$name\\\RESULT==\\\--whitelisted --replace-whitespace --device=/dev/sddlma$i`\\\NAME=\\\OWNER=\\\11

SLES »·¾³ÏÂʹÓÃHDS SAN´æ´¢¼¼ÊõÖ¸µ¼ÊÖ²á

done Ö´Ðнá¹ûʾÀýÈçÏ£º

# sh udevcontent.sh KERNEL==\SUBSYSTEM==\PROGRAM==\--whitelisted --replace-whitespace --device=/dev/$name\RESULT==\NAME=\c) ½«½Úµã1µÄudev rulesÎļþÖ±½Ó¿½±´ÖÁÆäËü½Úµã£¨Èç½Úµã2£©¡£

ÓÃudevadm½øÐвâÊÔ£¬udevadmÃüÁî²»½ÓÊÜ/dev/sddlmaa1»ò/dev/sda1ÕâÑùµÄ¹ÒÔØÉ豸Ãû£¬±ØÐëÊÇʹÓÃ/sys/block/sddlmaa/sddlmaa1»ò/sys/block/sda/sda1ÕâÑùµÄԭʼÉ豸Ãû¡£»òÕߣ¬Èç¹û´ÅÅ̽϶࣬Ҳ¿ÉÒÔÖ±½ÓʹÓÃ/usr/sbin/partprobeÉú³ÉÉ豸±ðÃû¡£

# udevadm test /sys/block/sddlmah/sddlmah1 »ò£º

# /usr/sbin/partprobe ÆäÖУ¬Èç¹ûudevadmÊä³ö½á¹ûÖеÄDEVNAMEÖ¸ÏòÉ豸±ðÃû£¬ÈçDEVNAME=/dev/ASMDATn£¬Ôò±íʾudevÓ³Éä³É¹¦£»ÈôÈÔÖ¸ÏòÔ­É豸Ãû£¬Ôò±íʾudevÓ³Éäʧ°Ü¡£

udevadm_test: UDEV_LOG=6 udevadm_test: DEVPATH=/devices/up_primary/up_adapter/host4/target4:0:0/4:0:0:4/block/sdn/sdn1 udevadm_test: MAJOR=8 udevadm_test: MINOR=209 udevadm_test: DEVNAME=/dev/ASMDATn udevadm_test: DEVTYPE=partition udevadm_test: ACTION=add udevadm_test: SUBSYSTEM=block 5£©ÖØÆôudev·þÎñ£¬Ê¹ÆäÉúЧ£¬ÑéÖ¤É豸±ðÃû´´½¨³É¹¦¡£ # /etc/init.d/boot.udev restart 6£©ÑéÖ¤É豸±ðÃû´´½¨³É¹¦¡£ # ls -la /dev/ASM* brw-rw---- 1 grid dba 251, 1 May 28 21:42 /dev/ASMDAT1 brw-rw---- 1 grid dba 251, 17 May 28 21:42 /dev/ASMDAT2 brw-rw---- 1 grid dba 251, 33 May 28 21:42 /dev/ASMLOG1 brw-rw---- 1 grid dba 251, 49 May 28 21:42 /dev/ASMLOG2 12

SLES »·¾³ÏÂʹÓÃHDS SAN´æ´¢¼¼ÊõÖ¸µ¼ÊÖ²á

×¢Ò⣺Èôδ´´½¨³É¹¦£¬¿É³¢ÊÔÖ´ÐÐ/usr/sbin/partprobeʹÆäÉúЧ£»ÈôÈÔ²»Äܳɹ¦´´½¨±ðÃû£¬¿ÉÖ´ÐÐrebootʹÆäÉúЧ¡£

Îå. ´ÓÏÖÓл·¾³ÖлØÊÕ´æ´¢

5.1 ±£ÁôÊý¾ÝµÄ»ØÊÕÎļþϵͳ

1£©umountÎļþϵͳ # umount /oracleser/app11203 2£©Ð¶ÔØVG²¢µ¼³ö #vgchange ¨Can /dev/dbmsvg #exportvg /dev/dbmsvg 3£©É¾³ýmapping¹ØÏµ 4£©É¾³ýscsiÉ豸

# dlmcfgmgr ¨Co /dev/sddlmN # echo \# dlmcfgmgr ¨Ci /dev/sddlmN 5£©Ë¢ÐÂHDLMÉ豸£¬¼ì²éLUN״̬£¬²¢ # dlmcfgmgr ¨Cv # dlmcfgmgr ¨Cu /dev/sddlmN # dlmcfgmgr ¨Cr # dlmcfgmgr -v 5.2 ²»±£ÁôÊý¾ÝµÄ»ØÊÕLUN

1£©umountÎļþϵͳ # umount /oracleser/app11203 2£©deactive vg

#vgchange ¨Can /dev/dbmsvg 3£©É¾³ýlv # lvremove /dev/testvg/testlv 4£©É¾³ývg # vgremove /dev/testvg 5£©É¾³ýpv # pvremove /dev/sddlmma 6£©É¾³ýmapping¹ØÏµ 7£©É¾³ýscsiÉ豸 # dlmcfgmgr ¨Co /dev/sddlmN # echo \remove-single-device a b c d\> /proc/scsi/scsi #a b c d¿Éͨ¹ýdlmcfgmgr -vÃüÁîµÃµ½ 13

SLES »·¾³ÏÂʹÓÃHDS SAN´æ´¢¼¼ÊõÖ¸µ¼ÊÖ²á

# dlmcfgmgr ¨Ci /dev/sddlmN 8£©Ë¢ÐÂHDLMÉ豸£¬¼ì²éLUN״̬£¬²¢ # dlmcfgmgr ¨Cv # dlmcfgmgr ¨Cu /dev/sddlmN # dlmcfgmgr ¨Cr # dlmcfgmgr -v 5.3 ASM»·¾³ÖлØÊÕ´æ´¢

1£©½«ÐèҪɾ³ýµÄLUNËù¶ÔÓ¦µÄASMÅÌ´ÓoracleÊý¾Ý¿âDGÖÐɾ³ý¡£ 2£©ÔÚ½Úµã1ÉÏÐÞ¸ÄudevÅäÖÃÎļþ£¬±à¼­99-oracle-asmdevices.rules£¬½«¶ÔÓ¦µÄLUN´ÓÎļþÖÐɾ³ý£¬Èç¸ÃÊý¾Ý¿âΪRAC£¬ÔòÐèÒªÔÚ½Úµã2ÉÏÏàÓ¦ÐÞ¸ÄudevÅäÖÃÎļþ¡£

3£©ÖØÆôudev·þÎñʹ֮ÉúЧ£º # /etc/init.d/boot.udev restart 4£©ÑéÖ¤ASM´ÅÅÌÒÑ´ÓϵͳÉÏÌÞ³ö # ls -l /dev/ASM* 5£©½«Í˳öµÄLUNɾ³ý·ÖÇø

# fdisk /dev/sddlmac

Command (m for help): p

Disk /dev/sddlmac: 2147 MB, 2147483648 bytes

48 heads, 4 sectors/track, 21845 cylinders, total 4194304 sectors Units = sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x599ea4f2

Device Boot Start End Blocks Id System

/dev/sddlmac1 2048 4194303 2096128 8e Linux LVM

Command (m for help): d Selected partition 1

Command (m for help): Command (m for help): w

The partition table has been altered!

Calling ioctl() to re-read partition table. Syncing disks.

14

SLES »·¾³ÏÂʹÓÃHDS SAN´æ´¢¼¼ÊõÖ¸µ¼ÊÖ²á

6£©Ê¹ÓÃ/usr/sbin/partprobe¸üзÖÇø±í£¬È·ÈÏ·ÖÇøÖ´Ðгɹ¦ # /usr/sbin/partprobe # cat /proc/partitions 251 0 104857600 sddlmaa 251 1 104856576 sddlmaa1 251 16 104857600 sddlmab 251 17 104856576 sddlmab1 251 32 1048576 sddlmac 7£©´ÓϵͳÉϽ«¸Ã¿éLUN´ÓϵͳÖÐÍ˳ö Ïê¼ûÉÏÊö»ØÊÕ´æ´¢²½Öè

Áù. ÎļþÏµÍ³Ç¨ÒÆ£¨·Ç´ÅÅ̸´ÖÆ£©

6.1 ɾ³ýÔ­·þÎñÆ÷Îļþϵͳ

1£©Ð¶ÔØÔ­Îļþϵͳ£¬²¢µ¼³övg

# umount /test #vgchange ¨Can /dev/testvg #vgexport /dev/testvg 2£©´Ó´ÅÅÌ»úÉÏÕÒµ½Ô­·þÎñÆ÷ËùÔÚhostgroup£¬É¾³ýÔ­WWN£¬Ìí¼ÓзþÎñÆ÷¶ÔÓ¦µÄWWN£¬²¢´Ó·þÎñÆ÷ÉϽ«LUNɾ³ý£¬×¢ÊÍ/etc/fstabÎļþËùÔÚÍâÖÃÎļþϵͳµÄÐС£

6.2 ʶ±ðзþÎñÆ÷Îļþϵͳ

3£©Ð·þÎñÆ÷ÉÏʶ±ðLUN£¬²¢É¨Ãè´ÅÅÌÅÌÍ·ÐÅÏ¢£¬×Ô¶¯Ê¶±ðvolume groupÐÅÏ¢ # vgscan 4£©¼¤»îvolume groupºó£¬ÐÞ¸Ä/etc/fstab£¬¸ÃÎļþËù¶ÔÓ¦µÄÍâÖÃÎļþϵͳÄÚÈÝÓ¦ÓëÔ­·þÎñÆ÷Ò»Ö #vgchange ¨Cay /dev/testvg #mount -a Æß. ASMÅÌÈ«Á¿Ç¨ÒÆ£¨·Ç´ÅÅ̸´ÖÆ£©

7.1 »ØÊÕÔ­·þÎñÆ÷ASMÅÌ

Ïê¼ûASM»ØÊÕÕ½Ú

15

ÁªÏµ¿Í·þ£º779662525#qq.com(#Ìæ»»Îª@) ËÕICP±¸20003344ºÅ-4 ceshi