Oracle ASM查看工具kfod

     Linux+ASMlib+OracleRAC，ASM磁盘实例删除后重新配置，不能识别到原来的asm磁盘，重新安装oracle asm和asmlib就能识别，很奇怪。
    kfod可以查看asm配置磁盘

[oracle@ora2 ~]$ kfod
--------------------------------------------------------------------------------
ORACLE_SID ORACLE_HOME                                                          
================================================================================
     +ASM2 /u01/app/oracle/product/10.2.0/db_1                                  
     +ASM1 /u01/app/oracle/product/10.2.0/db_1                                  
[oracle@ora2 ~]$ kfod help=y
_asm_a/llow_only_raw_disks              KFOD allow only raw devices [_asm_allow_only_raw_disks=TRUE/(FALSE)]
_asm_l/ibraries         ASM Libraries[_asm_libraries='lib1','lib2',...]
_asms/id                ASM Instance[_asmsid=sid]
a/sm_diskstring         ASM Diskstring [asm_diskstring='discoverystring', 'discoverystring' ...]
d/isks          Disks to discover [disks=raw,asm,all]
g/roup          Group discover [group=controlfile]
n/ohdr          KFOD header suppression [nohdr=TRUE/(FALSE)]
o/p             KFOD options type [OP=DISKS/GROUPS/ALL]
p/file          ASM parameter file [pfile='parameterfile']
s/tatus         Include disk header status [status=TRUE/(FALSE)]
v/erbose                KFOD verbose errors [verbose=TRUE/(FALSE)]
KFOD-01000: file not found
[oracle@ora2 ~]$ kfod -h
_asm_a/llow_only_raw_disks              KFOD allow only raw devices [_asm_allow_only_raw_disks=TRUE/(FALSE)]
_asm_l/ibraries         ASM Libraries[_asm_libraries='lib1','lib2',...]
_asms/id                ASM Instance[_asmsid=sid]
a/sm_diskstring         ASM Diskstring [asm_diskstring='discoverystring', 'discoverystring' ...]
d/isks          Disks to discover [disks=raw,asm,all]
g/roup          Group discover [group=controlfile]
n/ohdr          KFOD header suppression [nohdr=TRUE/(FALSE)]
o/p             KFOD options type [OP=DISKS/GROUPS/ALL]
p/file          ASM parameter file [pfile='parameterfile']
s/tatus         Include disk header status [status=TRUE/(FALSE)]
v/erbose                KFOD verbose errors [verbose=TRUE/(FALSE)]
[oracle@ora2 ~]$ kfod
--------------------------------------------------------------------------------
ORACLE_SID ORACLE_HOME                                                          
================================================================================
     +ASM2 /u01/app/oracle/product/10.2.0/db_1                                  
     +ASM1 /u01/app/oracle/product/10.2.0/db_1                                  
[oracle@ora2 ~]$ kfod -h
_asm_a/llow_only_raw_disks              KFOD allow only raw devices [_asm_allow_only_raw_disks=TRUE/(FALSE)]
_asm_l/ibraries         ASM Libraries[_asm_libraries='lib1','lib2',...]
_asms/id                ASM Instance[_asmsid=sid]
a/sm_diskstring         ASM Diskstring [asm_diskstring='discoverystring', 'discoverystring' ...]
d/isks          Disks to discover [disks=raw,asm,all]
g/roup          Group discover [group=controlfile]
n/ohdr          KFOD header suppression [nohdr=TRUE/(FALSE)]
o/p             KFOD options type [OP=DISKS/GROUPS/ALL]
p/file          ASM parameter file [pfile='parameterfile']
s/tatus         Include disk header status [status=TRUE/(FALSE)]
v/erbose                KFOD verbose errors [verbose=TRUE/(FALSE)]
[oracle@ora2 ~]$ kfod d=all
--------------------------------------------------------------------------------
 Disk          Size Path      
================================================================================
   1:     299995 Mb ORCL:ODISK1
--------------------------------------------------------------------------------
 Disk          Size Path      
================================================================================
   1:        999 Mb /dev/raw/raw1
   2:        999 Mb /dev/raw/raw2
--------------------------------------------------------------------------------
ORACLE_SID ORACLE_HOME                                                          
================================================================================
     +ASM2 /u01/app/oracle/product/10.2.0/db_1                                  
     +ASM1 /u01/app/oracle/product/10.2.0/db_1                                  
[oracle@ora2 ~]$