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/$name", RESULT=="1ATA_VBOX_HARDDISK_VB134477b8-eb4c906a",
NAME="asm-diskb", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VB02fff4da-d0a0c3a3",
NAME="asm-diskc", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VBdfa1c4b9-379f6810",
NAME="asm-diskd", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VB47ca97bf-4f2e68c0",
NAME="asm-diske", OWNER="grid", GROUP="asmadmin", 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*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1AT
A_VBOX_HARDDISK_VB134477b8-eb4c906a", NAME="asm-diskb", OWNER="grid", GROUP="asmadmin", MODE="0660"Â Â Â Â Â
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1AT
A_VBOX_HARDDISK_VB02fff4da-d0a0c3a3", NAME="asm-diskc", OWNER="grid", GROUP="asmadmin", MODE="0660"Â Â Â Â Â
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1AT
A_VBOX_HARDDISK_VBdfa1c4b9-379f6810", NAME="asm-diskd", OWNER="grid", GROUP="asmadmin", MODE="0660"Â Â Â Â Â
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1AT
A_VBOX_HARDDISK_VB47ca97bf-4f2e68c0", NAME="asm-diske", OWNER="grid", GROUP="asmadmin", MODE="0660"Â Â Â Â Â
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1AT
A_VBOX_HARDDISK_VBf00cea14-af091329", NAME="asm-diskf", OWNER="grid", GROUP="asmadmin", MODE="0660" ÂÂ Â
~
##传输到节点2~
scp 99-oracle-asmdevices.rules 到rac2
[root@roidb1 rules.d]# cat 99-oracle-asmdevices.rules
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VB134477b8-eb4c906a",
NAME="asm-diskb", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VB02fff4da-d0a0c3a3",
NAME="asm-diskc", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VBdfa1c4b9-379f6810",
NAME="asm-diskd", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VB47ca97bf-4f2e68c0",
NAME="asm-diske", OWNER="grid", GROUP="asmadmin", MODE="0660"
KERNEL=="sd*", BUS=="scsi", PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name", RESULT=="1ATA_VBOX_HARDDISK_VBf00cea14-af091329",
NAME="asm-diskf", OWNER="grid", GROUP="asmadmin", 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,state,TOTAL_MB,FREE_MB,name,PATH from v$asm_disk;
SQL> col name for a15
SQL> col path for a15
SQL> col state for a10
SQL> set line 200
SQL> select MODE_STATUS,HEADER_STATUS, MODE_STATUS,state,TOTAL_MB,FREE_MB,name,PATH from v$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,HEADER_STATUS, MODE_STATUS,state,TOTAL_MB,FREE_MB,name,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
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