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  • Fixed X$ Tables in ASM

    From Vinod Haval's <Inside Overview of ASM Metadata> These Views helps in understanding the following metrics
    • Physical Mapping
    • Provides Undocumented Information
    • 18 X$ Tables (May be more)
    TABLE NAME DESCRIPTION
    X$KFALS This table gives the details about aliases  created in ASM
    X$KFCBH This is similar to x$kfbh and have same number  of rows as x$kfbh
    X$KFCCE This table helps to locate the particular block
    X$KFBH This table gives more physical block level info
    X$KFDSK_STAT This table provides the usage metrics data which can be used for performance analysis
    X$KFGRP This table provides the disk groups info in ASM
    X$KFGRP_STAT This table gives the usage metrics data for all the disk groups within the ASM
    X$KFGMG This table provides the details about ASM operations
    TABLE NAME DESCRIPTION
    X$KFKID This table provides the info about ASM disks
    X$KFNCL This is similar to x$kfbh and have same number  of rows as x$kfbh
    X$KFTMTA This table provides the info about DB instance  connected to ASM instance
    X$KFFIL This table gives more physical block level info
    X$KFFXP This table provides the physical extent allocation mapping info within ASM files
    X$KFDAT
    X$KFDPARTNER
    X$KFCLLE
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  • 原文地址:https://www.cnblogs.com/macleanoracle/p/2967241.html
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