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2025-02-24 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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1.1 get disk group management information
1.1.1 View disk path
SQL > selectname, path, group_number from v$asm_disk_stat
1.1.2 View disk group information
SQL > selectstate,name,type,total_mb, free_mb from v$asm_diskgroup_stat
The disk group status is Mounted, which means the disk group status is normal.
The total_mb,free_mb of the disk group is non-0, which means you can read the disk information and obtain the disk size.
1.1.3 View disk group operation
Select * fromv$asm_operation
OPERA STATPOWER ACTUAL SOFAR EST_WORK EST_RATE EST_MINUTES
1 REBAL WAIT11 0 0 0
1 DSCV WAIT 110 0 0 0
(timepasses). .)
OPERA STATPOWER ACTUAL SOFAR EST_WORK EST_RATE EST_MINUTES
-
1 REBAL REAP11 2 25 219 485 0
1.1.4 View disk group properties
Query the V$ASM_ATTRIBUTE view to view disk group properties
SQL > SELECT dg.name AS diskgroup,SUBSTR (a.namename 1pr 18) AS name
SUBSTR (a. Valuememe1 and 24) AS value, read_only FROM V$ASM_DISKGROUP_STAT dg
V$ASM_ATTRIBUTE a WHERE dg.name = 'DATA'
AND dg.group_number = a.group_number
1.1.5 View disk group compatibility properties
SQL > SELECT name,COMPATIBILITY,DATABASE_COMPATIBILITY FROM V$ASM_DISKGROUP_STAT
1.1.6 View disk status
SQL > SELECT SUBSTR (d. Name not 1 pr. 16) AS asmdisk,d.mount_status,HEADER_STATUS, d.state
Dg.name AS diskgroup FROM V$ASM_DISKGROUP_STAT dg, V$ASM_DISK_STAT d
WHERE dg.group_number = d.group_number
1.1.7 View disk client information
SQL > SELECT dg.name AS diskgroup,SUBSTR (c. Instanceyogname1 pr. 12) AS instance
SUBSTR (c. DbsancnameMagol 1pr 12) AS dbname,SUBSTR (c. SOFTWAREREVERSION Magazine 1mr12) AS software
SUBSTR (c.COMPATIBLER versionVERSION journal 1 and 12) AS compatible
FROM V$ASM_DISKGROUP_STAT dg, V$ASM_CLIENT c
WHERE dg.group_number = c.group_number
1.1.8 View disk access control user information
SQL > SELECT dg.name AS diskgroup, u.grouproomnumber.u.username numbering, u.os_id, u.os_name
FROM V$ASM_DISKGROUP_STAT dg, V$ASM_USER u
WHERE dg.group_number = u.group_number AND dg.name = 'DATA'
1.1.9 View disk access control group information
SQL > SELECT dg.name AS diskgroup, ug.group_number,ug.owner_number, u.os_name
Ug.usergroup_number, ug.name FROM V$ASM_DISKGROUP_STAT dg, V$ASM_USER u, V$ASM_USERGROUP ug
WHERE dg.group_number = ug.group_number AND dg.name = 'DATA'
AND ug.owner_number = u.user_number
1.1.10 View smart data distribution information
SQL > SELECT dg.name AS diskgroup, f.file_number, f. Mirrorial region, f. Hotspot writes, f.cold_reads, f.cold_writes
FROM V$ASM_DISKGROUP_STAT dg, V$ASM_FILE f
WHERE dg.group_number = f.group_number and dg.name = 'DATA'
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