ASM Administration Commands

ASM Administration Commands

check ASMCMD’s version
$ asmcmd -V

Check diskgroup including the dismounted DGs
$ asmcmd
lsdg -g  --discovery

Check ASM disk status
$ asmcmd
lsdsk -k -g

Check ASM disk status for candidate disk
$  asmcmd
lsdsk -k -g --candidate

Clients accessing ASM instance:
$ asmcmd
lsct

Check a particular diskgroup.
$ asmcmd
 lsdg DATA

Check listed Mounted ASM disks.
$ asmcmd
$lsdsk

Check details of ASM disks.
$ asmcmd
lsdsk -k

Check above information for a particular disk.
$ asmcmd
lsdsk -k -G <dg_name>

Check Input/Output State details of disks.
$ asmcmd
iostat

Check details for a particular Disk.
$ asmcmd
ostat -G FRA

Check information of Reads/Writes Error.
$ asmcmd
iostat -e

Check information about OracleASM ServerParameter file.
$ asmcmd
spget

Check permissions on a file.
$ asmcmd
ls --permission

Check disk usage.
$ asmcmd
du

To find file with name.
$ asmcmd
find + system* data*

To list currently open files by all instances in ASM Use Below Command.
$ asmcmd
lsof