ASM 11gR2 Create ACFS Cluster FS

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##           Step by step how to create Oracle ACFS Cluster Filesystem       ##
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[grid@lnxcld02 trace]$ asmcmd


  Type "help [command]" to get help on a specific ASMCMD command.

        commands:
        --------

        md_backup, md_restore

        lsattr, setattr

        cd, cp, du, find, help, ls, lsct, lsdg, lsof, mkalias
        mkdir, pwd, rm, rmalias

        chdg, chkdg, dropdg, iostat, lsdsk, lsod, mkdg, mount
        offline, online, rebal, remap, umount

        dsget, dsset, lsop, shutdown, spbackup, spcopy, spget
        spmove, spset, startup

        chtmpl, lstmpl, mktmpl, rmtmpl

        chgrp, chmod, chown, groups, grpmod, lsgrp, lspwusr, lsusr
        mkgrp, mkusr, orapwusr, passwd, rmgrp, rmusr

        volcreate, voldelete, voldisable, volenable, volinfo
        volresize, volset, volstat


ASMCMD>     
ASMCMD> volcreate -G FRA1 -s 5G Vol_ACFS01
ASMCMD> volinfo -a
Diskgroup Name: FRA1

         Volume Name: VOL_ACFS01
         Volume Device: /dev/asm/vol_acfs01-199
         State: ENABLED
         Size (MB): 5120
         Resize Unit (MB): 32
         Redundancy: UNPROT
         Stripe Columns: 4
         Stripe Width (K): 128
         Usage:
         Mountpath:

ASMCMD> volenable -a
ASMCMD>
ASMCMD> exit


[grid@lnxcld02 trace]$ acfsdriverstate version
ACFS-9325:     Driver OS kernel version = 2.6.18-8.el5(i386).
ACFS-9326:     Driver Oracle version = 110803.1.
[grid@lnxcld02 trace]$ acfsdriverstate loaded
ACFS-9203: true



SQL> SELECT volume_name, volume_device FROM V$ASM_VOLUME;

VOLUME_NAME                    VOLUME_DEVICE
------------------------------ ----------------------------------------
VOL_ACFS01                     /dev/asm/vol_acfs01-199

1 row selected.

---------------------------------------------------------------------------------

[root@lnxcld02 adump]# ls -la /dev/asm/vol_acfs01-199
brwxrwx--- 1 root asmadmin 252, 101889 Nov  1 20:03 /dev/asm/vol_acfs01-199

[root@lnxcld02 adump]# mkdir /cloud_FS
[root@lnxcld01 adump]# mkdir /cloud_FS


[root@lnxcld02 adump]# mkfs -t acfs /dev/asm/vol_acfs01-199
mkfs.acfs: version                   = 11.2.0.3.0
mkfs.acfs: on-disk version           = 39.0
mkfs.acfs: volume                    = /dev/asm/vol_acfs01-199
mkfs.acfs: volume size               = 5368709120
mkfs.acfs: Format complete.


[root@lnxcld02 adump]# acfsutil registry -a -f /dev/asm/vol_acfs01-199 /cloud_FS
acfsutil registry: mount point /cloud_FS successfully added to Oracle Registry


[root@lnxcld02 adump]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/hda1              11G  3.6G  6.0G  38% /
/dev/hdb1              12G  7.2G  3.9G  66% /home
tmpfs                 1.5G  634M  867M  43% /dev/shm
Oracle_Software       293G  180G  114G  62% /media/sf_Oracle_Software
/dev/hdc               40G   18G    22  45% /u01
/dev/asm/vol_acfs01-199
                      5.0G   75M  5.0G   2% /cloud_FS

                      
                      
SQL> select * from v$asm_volume;

GROUP_NUMBER VOLUME_NAME                    COMPOUND_INDEX    SIZE_MB VOLUME_NUMBER REDUND STRIPE_COLUMNS STRIPE_WIDTH_K STATE            FILE_NUMBER
------------ ------------------------------ -------------- ---------- ------------- ------ -------------- -------------- ---------------- -----------
INCARNATION DRL_FILE_NUMBER RESIZE_UNIT_MB USAGE                          VOLUME_DEVICE                            MOUNTPATH
----------- --------------- -------------- ------------------------------ ---------------------------------------- --------------------
           2 VOL_ACFS01                           33554433       5120             1 UNPROT              4            128 ENABLED                  270   
766094623               0             32    ACFS                           /dev/asm/vol_acfs01-199                  /cloud_FS


1 row selected.

		
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