一、环境描述 rhel 6.6 + Oracle 11.2.0.4 存储更换,需要添加新盘,替换掉旧的存储盘,以下为测试步骤。 二、测试过程 [root@roidb1 ~]# cd /etc/udev [root@roidb1 udev]# ls makedev.d rules.d udev.conf [root@roidb1 udev]# cd rules.d/ [root@roidb1 rules.d]# ls 55-usm.rules 60-pcmcia.rules 70-persistent-net.rules 98-kexec.rules 60-fprint-autosuspend.rules 60-raw.rules 90-alsa.rules 99-oracle-asmdevices.rules 60-openct.rules 70-persistent-cd.rules 90-hal.rules [root@roidb1 rules.d]# cat 99-oracle-asmdevices.rules KERNEL=="sd*",BUS=="scsi",PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name",RESULT=="1ATA_VBox_HARDdisK_VB134477b8-eb4c906a",NAME="asm-diskb",OWNER="grid",GROUP="asmadmin",MODE="0660" KERNEL=="sd*",RESULT=="1ATA_VBox_HARDdisK_VB02fff4da-d0a0c3a3",NAME="asm-diskc",RESULT=="1ATA_VBox_HARDdisK_VBdfa1c4b9-379f6810",NAME="asm-diskd",RESULT=="1ATA_VBox_HARDdisK_VB47ca97bf-4f2e68c0",NAME="asm-diske",MODE="0660" [root@roidb1 rules.d]# [root@roidb1 rules.d]# ##添加一块新盘 [root@roidb1 rules.d]# scsi_id --whitelisted --replace-whitespace --device=/dev/sdf 1ATA_VBox_HARDdisK_VBf00cea14-af091329 [root@roidb1 rules.d]# [root@roidb1 rules.d]# [root@roidb1 rules.d]# [root@roidb1 rules.d]# ls 55-usm.rules 60-pcmcia.rules 70-persistent-net.rules 98-kexec.rules 60-fprint-autosuspend.rules 60-raw.rules 90-alsa.rules 99-oracle-asmdevices.rules 60-openct.rules 70-persistent-cd.rules 90-hal.rules ##修改配置文件 [root@roidb1 rules.d]# vi 99-oracle-asmdevices.rules KERNEL=="sd*",RESULT=="1AT A_VBox_HARDdisK_VB134477b8-eb4c906a",MODE="0660"ÂÂÂÂÂ KERNEL=="sd*",RESULT=="1AT A_VBox_HARDdisK_VB02fff4da-d0a0c3a3",RESULT=="1AT A_VBox_HARDdisK_VBdfa1c4b9-379f6810",RESULT=="1AT A_VBox_HARDdisK_VB47ca97bf-4f2e68c0",RESULT=="1AT A_VBox_HARDdisK_VBf00cea14-af091329",NAME="asm-diskf",MODE="0660"ÂÂÂ ~ ##传输到节点2~ scp 99-oracle-asmdevices.rules 到rac2 [root@roidb1 rules.d]# cat 99-oracle-asmdevices.rules KERNEL=="sd*",RESULT=="1ATA_VBox_HARDdisK_VBf00cea14-af091329",MODE="0660" [root@roidb1 rules.d]# [root@roidb1 rules.d]# [root@roidb1 rules.d]# ##重启udev服务,加载配置文件 [root@roidb1 rules.d]# start_udev Starting udev: udevd[5477]: GOTO 'pulseaudio_check_usb' has no matching label in: '/lib/udev/rules.d/90-pulseaudio.rules' ##生产/dev/asm-diskf [ OK ] [root@roidb1 rules.d]# ls -l /dev/asm* brw-rw---- 1 grid asmadmin 8,16 Jan 30 19:36 /dev/asm-diskb brw-rw---- 1 grid asmadmin 8,32 Jan 30 19:36 /dev/asm-diskc brw-rw---- 1 grid asmadmin 8,48 Jan 30 19:36 /dev/asm-diskd brw-rw---- 1 grid asmadmin 8,64 Jan 30 19:36 /dev/asm-diske brw-rw---- 1 grid asmadmin 8,80 Jan 30 19:36 /dev/asm-diskf /dev/asm: total 0 ##查看asm磁盘 sql> col name for a40 sql> set line 200 sql> select name,path,state,HEADER_STATUS from v$asm_disk; NAME PATH STATE HEADER_STATUS ---------------------------------------- ---------------------------------------- ---------------- ------------------------ /dev/asm-diskf norMAL CANDIDATE --要添加的磁盘 CRSDG_0002 /dev/asm-diskd norMAL MEMBER CRSDG_0000 /dev/asm-diskb norMAL MEMBER DATADG_0000 /dev/asm-diske norMAL MEMBER CRSDG_0001 /dev/asm-diskc norMAL MEMBER ##使用sysasm添加磁盘 alter diskgroup datadg add disk '/dev/asm-diskf' ; ##加快平衡速度,power=0就是停止rebalance操作,不建议使用11 alter diskgroup datadg rebalance power 11; sql> alter diskgroup datadg rebalance power 11; diskgroup altered. sql> select * from v$asm_operation; GROUP_NUMBER OPERATION STATE POWER ACTUAL SOFAR EST_WORK EST_RATE EST_MINUTES ERROR_CODE ------------ ---------- -------- ---------- ---------- ---------- ---------- ---------- ----------- ---------------------------------------------------------------------------------------- 2 REBAL RUN 11 11 22 22 0 0 sql> ##继续查看磁盘状态,已添加完成 col name for a15 col path for a15 col state for a10 set line 200 select MODE_STATUS,HEADER_STATUS,MODE_STATUS,TOTAL_MB,FREE_MB,name,PATH from v$asm_disk; sql> col name for a15 sql> col path for a15 sql> col state for a10 sql> set line 200 sql> select MODE_STATUS,PATH from v$asm_disk; MODE_STATUS HEADER_STATUS MODE_STATUS STATE TOTAL_MB FREE_MB NAME PATH -------------- ------------------------ -------------- ---------- ---------- ---------- --------------- --------------- ONLINE MEMBER ONLINE norMAL 4096 3787 CRSDG_0002 /dev/asm-diske ONLINE MEMBER ONLINE norMAL 4096 3788 CRSDG_0001 /dev/asm-diskd ONLINE MEMBER ONLINE norMAL 6144 3977 DATADG_0000 /dev/asm-diskb ONLINE MEMBER ONLINE norMAL 4096 3787 CRSDG_0000 /dev/asm-diskc ONLINE MEMBER ONLINE norMAL 8192 5306 DATADG_0001 /dev/asm-diskf sql> ##删除磁盘 alter diskgroup datadg drop disk 'DATADG_0000'; --按照name来删除 alter diskgroup datadg rebalance power 11; col error_code for a5 set line 200 select * from v$asm_operation; ##查看平衡速度 sql> col error_code for a5 sql> set line 200 sql> select * from v$asm_operation; GROUP_NUMBER OPERATION STATE POWER ACTUAL SOFAR EST_WORK EST_RATE EST_MINUTES ERROR ------------ ---------- -------- ---------- ---------- ---------- ---------- ---------- ----------- ----- 2 REBAL RUN 11 11 47 768 2334 0 sql> sql> col name for a15 sql> col path for a15 sql> col state for a10 sql> set line 200 sql> select MODE_STATUS,PATH from v$asm_disk; MODE_STATUS HEADER_STATUS MODE_STATUS STATE TOTAL_MB FREE_MB NAME PATH -------------- ------------------------ -------------- ---------- ---------- ---------- --------------- --------------- ONLINE FORMER ONLINE norMAL 0 0 /dev/asm-diske ##已删除 ONLINE MEMBER ONLINE norMAL 4096 3788 CRSDG_0001 /dev/asm-diskc ONLINE MEMBER ONLINE norMAL 4096 3787 CRSDG_0000 /dev/asm-diskb ONLINE MEMBER ONLINE norMAL 8192 3095 DATADG_0001 /dev/asm-diskf ONLINE MEMBER ONLINE norMAL 4096 3787 CRSDG_0002 /dev/asm-diskd sql>
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