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Support ID : What are Latches and What Causes Latch Contention

If you willing to know more information about Latches

 What are Latches and What Causes Latch Contention [ID 22908.1]

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Viewing disk group clients with V$ASM_CLIENT

How do we see Viewing disk group clients with V$ASM_CLIENT ?

SQL> SELECT dg.name AS diskgroup, SUBSTR(c.instance_name,1,12) AS instance,
2 SUBSTR(c.db_name,1,12) AS dbname, SUBSTR(c.SOFTWARE_VERSION,1,12) AS software,
3 SUBSTR(c.COMPATIBLE_VERSION,1,12) AS compatible
4 FROM V$ASM_DISKGROUP dg, V$ASM_CLIENT c
5 WHERE dg.group_number = c.group_number;
DISKGROUP INSTANCE DBNAME SOFTWARE COMPATIBLE
------------------------------ ------------------------------------ ------------------------ --------------
DATA +ASM ERPPROD 11.2.0.2.0 11.2.0.0.0
FRA +ASM ERPPROD 11.2.0.2.0 11.2.0.0.0
REDO1 +ASM ERPPROD 11.2.0.2.0 11.2.0.0.0
REDO2 +ASM ERPPROD 11.2.0.2.0 11.2.0.0.0