asmcmd命令

md_backup: 将disk group中的metadata备份到文件; md_backup /tmp/backupfile -G DATAGP

md_restore: 将备份文件中的metadata恢复到disk group;  md_restore -full -G data --silent /tmp/file

lsattr: 列出disk group的属性; lsattr -l -G DATAGP

setattr: 设置disk group的属性; setattr -G DATAGP compataible.asm 11.2.0.0.0

cd, cp, du, help, ls, makedir, pwd, rm

find: 查找; find --type CONTROLFILE +data/orcl *

lsct: 显示v$asm_client的信息, ASM client的信息; lsct DATAGP

lsdg: 显示disk group的信息,v$asm_diskgroup and v$asm_diskgroup_stat; lsdg DATAGP

lsof: 显示local clients的open files; lsof -G DATAGP

mkalias: 给文件取个别名; mkalias SYSAUX.235.34323 sysaux.f; ls --absolutepath可以查看

rmalias: 删除别名; rmalias sysaux.f

chdg: 修改disk group, add或drop disk; chdg DATAGP_config.xml

chkdg: check 或 repair disk group 的metadata; chkdg --repair DATAGP

dropdg: drop disk group; dropdg -r -f DATAGP

iostat: 查看I/O statics通过v$asm_disk_iostat; iostat -G DATAGP

lsdsk: list ASM disks; lsdsk -p -G DATAGP /dev/raw/* ; lsdsk --candidate -p

lsod: list open ASM disks; lsod -G DATAGP

mkdg: create disk group based on a xml file; mkdg DATAGP_config.xml

mount: mount a disk group; mount -f DATAGP; mount --restrict DATAGP; mount -a

offline: offline disks or failure groups that belong to disk group. offline -G DATAGP -F FG1

online: online disks or a failure group; online -G DATAGP -D data_0001 --power=3

rebal: rebalance a disk group; rebal --power 4 DATAGP

remap: mark blocks as unusable on the disk and relocates data; remap DATAGP data_0001 500-700

umount: dismount a disk group; unmount -f DATAGP

pwcopy: copy password file; pwcopy --asm +DG/mydir/mypwfile +DG1/mypwfile

pwcreate: create password file for sys; pwcreate --asm +DG/mdir/mypwfile 'welcome'

pwdelete: delete password file; pwdelete --asm +DG/mydir/mypwfile

pwget: get the location of password file; pwget --asm

pwmove: move password file; pwmove --asm +DG/mydir/mypwfile +DG1/mypwfile

pwset: set the location of password file; pwset -dbuniquename aime1 +DG/mydir/mypwfile

dsget: get the discovery disk string;  dsget

dsset: set the discovery disk string;  dsset /dev/raw/*

lsop: list current operations on disk group from v$asm_operation; lsop

shutdown: shutdown ASM instance; shut immediate

spbackup: backup ASM Spfile; spbackup +DATA/asm/asmprameterfile/register.323.234
+DATA/spf.bak

spcopy: copy spfile; spcopy +DATA/asm/asmprameterfile/register.323.234 +DATA/spf.ora

spget: get the spfile location; spget

spmove: move spfile; spmove +DATA/spf.ora +DATA1/spf.ora

spset: set the location of spfile; spset +DATA/spf.ora

startup: start up ASM instance; startup --nomount --pfile asm.ora

chtmpl:改变template的属性；chtmpl -G DATAGP --redundancy high --striping fine mytemplate

lstmpl: list templates; ls -l -G DATAGP

mktmpl: add template to disk group; mktmpl -G DATA --redundancy mirror --striping coarse
mytp

rmtmpl: remove template from disk group; rmtmpl -G DATAGP mytp

chgrp: change user group of files;  chgrp asm-data +data/mydir/a.f

chmod: change permissions of files; chmod 640 a.f; ls --permission a.f

chown: change owner of files; chown user:usergroup a.f

groups: list all user groups of a user; groups DATAGP user

grpmod: add or remove OS users to ASM user group; grpmod --add fra asm_fra oracle1 oracle2

lsgrp: list all ASM user groups; lsgrp -a

lspwusr: list users from ASM password file; lspwusr

lsusr: list users in a disk group; lsusr -G DATAGP

mkgrp: create new ASM user group; mkgrp DATAGP asm_data oracle1 oracle2

mkusr: add OS user to a disk group; mkusr DATA oracle1

orapwusr: add, drop, modify ASM password file user;  orapwusr --add --privilege sysdba hrusr

passwd: change password of a user; passwd oracle2

rmgrp: remove a user group from disk group; rmgrp DATAGP asm_data

rmusr: remove a OS user from disk group; rmusr DATAGP oracle2

rpusr: replace OS user1 with OS user2; rpusr DATAGP oracle1 oracle2

volcreate: create an ADVM volume in disk group; volcreate -G DATA -s 10G --width 64K --column 8 volume1

voldelete: delete an ADVM volume; voldelete -G DATAGP volume1

voldisable: disable an ADVM volumes in mounted disk groups and remove the volume device on the local node;  voldisable -G DATAGP volume1

volenable: enable ADVM volume in mounted disk groups; volenable -G DATAGP volume1

volinfo: display information of ADVM volumes; volinfo -G DATAGP volume1

volresize: resize an ADVM volume; volresize -G DATAGP -s 20G volume1

volset: set attributes of ADVM volume; volset -G DATA --usagestring 'no file system attached'  volume1

volstat: report I/O statistics of ADVM volume; volstat -G DATAGP