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  • 【ASM】Oracleasm命令

    1、运行环境
    • Linux:Centos 6.5
    • Oracle:11.2.0.4.0
    2、Oracleasm命令使用说明
    [root@strong ~]# oracleasm
    Usage: oracleasm [--exec-path=<exec_path>] <command> [ <args> ]
           oracleasm --exec-path
           oracleasm -h
           oracleasm -V
    
    The basic oracleasm commands are:
        configure        Configure the Oracle Linux ASMLib driver
        init             Load and initialize the ASMLib driver
        exit             Stop the ASMLib driver
        scandisks        Scan the system for Oracle ASMLib disks
        status           Display the status of the Oracle ASMLib driver
        listdisks        List known Oracle ASMLib disks
        querydisk        Determine if a disk belongs to Oracle ASMlib
        createdisk       Allocate a device for Oracle ASMLib use
        deletedisk       Return a device to the operating system
        renamedisk       Change the label of an Oracle ASMlib disk
        update-driver    Download the latest ASMLib driver
    [root@strong ~]# which oracleasm
    /usr/sbin/oracleasm
    [root@strong ~]# cd /etc/init.d/
    [root@strong init.d]# ./oracleasm 
    Usage: ./oracleasm {start|stop|restart|enable|disable|configure|createdisk|deletedisk|querydisk|listdisks|scandisks|status}
    [root@strong init.d]# 
    3、查看文件系统
    [root@strong init.d]# fdisk -l |grep /dev/sd
    Disk /dev/sdb: 10.7 GB, 10737418240 bytes
    /dev/sdb1               1        1305    10482381   83  Linux
    Disk /dev/sdc: 10.7 GB, 10737418240 bytes
    /dev/sdc1               1        1305    10482381   83  Linux
    Disk /dev/sdd: 10.7 GB, 10737418240 bytes
    /dev/sdd1               1        1305    10482381   83  Linux
    Disk /dev/sde: 10.7 GB, 10737418240 bytes
    /dev/sde1               1        1305    10482381   83  Linux
    Disk /dev/sdf: 10.7 GB, 10737418240 bytes
    /dev/sdf1               1        1305    10482381   83  Linux
    Disk /dev/sdg: 10.7 GB, 10737418240 bytes
    /dev/sdg1               1        1305    10482381   83  Linux
    Disk /dev/sdh: 10.7 GB, 10737418240 bytes
    /dev/sdh1               1        1305    10482381   83  Linux
    Disk /dev/sdi: 10.7 GB, 10737418240 bytes
    /dev/sdi1               1        1305    10482381   83  Linux
    Disk /dev/sdj: 10.7 GB, 10737418240 bytes
    /dev/sdj1               1        1305    10482381   83  Linux
    Disk /dev/sdk: 10.7 GB, 10737418240 bytes
    /dev/sdk1               1        1305    10482381   83  Linux
    Disk /dev/sda: 75.2 GB, 75161927680 bytes
    /dev/sda1               1        5222    41943040   83  Linux
    /dev/sda2            5222        5744     4194304   82  Linux swap / Solaris
    /dev/sda3   *        5744        9138    27261952   83  Linux
    [root@strong init.d]# 
    [root@strong init.d]# ll /dev/oracleasm/disks/
    total 0
    brw-rw----. 1 grid asmadmin 8, 17 Dec 20 14:46 DATADISK1
    brw-rw----. 1 grid asmadmin 8, 33 Dec 20 14:46 DATADISK2
    brw-rw----. 1 grid asmadmin 8, 49 Dec 20 14:46 FRADISK3
    brw-rw----. 1 grid asmadmin 8, 65 Dec 20 14:46 FRADISK4
    4、查看asm的状态及磁盘信息
    [root@strong init.d]# oracleasm status
    Checking if ASM is loaded: yes
    Checking if /dev/oracleasm is mounted: yes
    [root@strong init.d]# oracleasm listdisks
    DATADISK1
    DATADISK2
    FRADISK3
    FRADISK4
    [root@strong init.d]# 
    5、查看ASM磁盘对应的物理磁盘
    [root@strong init.d]# oracleasm querydisk datadisk1
    Disk "DATADISK1" is a valid ASM disk
    [root@strong init.d]# oracleasm querydisk -d datadisk1
    Disk "DATADISK1" is a valid ASM disk on device [8,17]
    [root@strong init.d]# ll -t /dev/sd*
    brw-rw----. 1 root disk 8, 145 Dec 20 16:45 /dev/sdj1
    brw-rw----. 1 root disk 8,  81 Dec 20 16:45 /dev/sdf1
    brw-rw----. 1 root disk 8, 113 Dec 20 16:45 /dev/sdh1
    brw-rw----. 1 root disk 8,  97 Dec 20 16:45 /dev/sdg1
    brw-rw----. 1 root disk 8, 129 Dec 20 16:45 /dev/sdi1
    brw-rw----. 1 root disk 8, 161 Dec 20 16:45 /dev/sdk1
    brw-rw----. 1 root disk 8,  96 Dec 20 16:45 /dev/sdg
    brw-rw----. 1 root disk 8, 144 Dec 20 16:45 /dev/sdj
    brw-rw----. 1 root disk 8, 128 Dec 20 16:45 /dev/sdi
    brw-rw----. 1 root disk 8,  80 Dec 20 16:45 /dev/sdf
    brw-rw----. 1 root disk 8, 160 Dec 20 16:45 /dev/sdk
    brw-rw----. 1 root disk 8, 112 Dec 20 16:45 /dev/sdh
    brw-rw----. 1 root disk 8,  33 Dec 20 14:46 /dev/sdc1
    brw-rw----. 1 root disk 8,  17 Dec 20 14:46 /dev/sdb1
    brw-rw----. 1 root disk 8,  49 Dec 20 14:46 /dev/sdd1
    brw-rw----. 1 root disk 8,  32 Dec 20 14:46 /dev/sdc
    brw-rw----. 1 root disk 8,  65 Dec 20 14:46 /dev/sde1
    brw-rw----. 1 root disk 8,  16 Dec 20 14:46 /dev/sdb
    brw-rw----. 1 root disk 8,  48 Dec 20 14:46 /dev/sdd
    brw-rw----. 1 root disk 8,  64 Dec 20 14:46 /dev/sde
    brw-rw----. 1 root disk 8,   1 Dec 20 14:46 /dev/sda1
    brw-rw----. 1 root disk 8,   2 Dec 20 14:46 /dev/sda2
    brw-rw----. 1 root disk 8,   3 Dec 20 14:46 /dev/sda3
    brw-rw----. 1 root disk 8,   0 Dec 20 14:46 /dev/sda
    [root@strong init.d]# oracleasm querydisk -d /dev/sdb1
    Device "/dev/sdb1" is marked an ASM disk with the label "DATADISK1"
    [root@strong init.d]# 
    或者:
    [root@strong init.d]# oracleasm querydisk -p datadisk1
    Disk "DATADISK1" is a valid ASM disk
    /dev/sdb1: LABEL="DATADISK1" TYPE="oracleasm"


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  • 原文地址:https://www.cnblogs.com/alen-liu-sz/p/12975693.html
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