ASM Command-Line Utility (ASMCMD)

ASM Command-Line Utility (ASMCMD):

-ASMCMD is a command-line utility

-ASMCMD provides commands for managing Oracle ASM

-You can manage the following things by ASMCMD -:

  • Oracle ASM instances
  • Disk groups
  • File access control for disk groups
  • Files
  • Directories within disk groups
  • Templates for disk groups
  • Volumes

Types of ASMCMD Commands:


1.ASM instance management
2.ASM member cluster
3.ASM Filter Driver management
4.ASM file management
5.ASM disk group management
6.ASM file group management
7.ASM template management
8.ASM file access control
9.ADVM volume


ASMCMD Update & Changes in Oracle Database 19c:

  • The password option with the ASMCMD pwcreate command is now optional.
  • New options have been added to force a delete of the old password file and create a new password file (-f)
  • To specify the format of the password file (-format).
  • The new ASMCMD setsparseparent command sets the parent for a sparse child file.
  • The new ASMCMD mvfile command moves a file to the specified file group in the same disk group where the file is stored.



With Best Wishes!!!!



Cloud Architect

Oracle Database Consultant

Certified in-: | 6X OCI|OCS (ADB)|OCS (GG)|OCE (RAC)|OCP (11g,10g,9i) |OCA (9i) |

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Read the following post to learn more details about Oracle ASM Management.

Oracle Automatic Storage Management ( ASM ) -2 Add Disk and Drop Disk Operations in Oracle ASM


About Ahmad Ansari

Riaz Ahmad Ansari is an Oracle Consultant, Speaker, Blogger, YouTuber & Mentor. He is famous for Ahmad's nickname in the IT industry.He has many years of experience as a production Oracle DBA managing all operating system based Oracle Databases. He started working with Oracle Database starting from Oracle 9i to 10g/11g/12c18c/19c. He has hands-on experience in real-world Production environments. He is skilled with Oracle technologies such as Core DBA work, Data Guard, RMAN, Backup & Recovery, RAC, Cloud Control, and Performance Tuning. He has completed hundreds of Database Server setups with major Database–related issues on all platforms and has worked with business-critical production databases. He is available at Linkedin, Facebook, Twitter, & YouTube. He is reachable at [email protected] YouTube Channel is -: Expertise -:Oracle Core DBA Backup & Recovery (RMAN) Data Guard ASM Real Application Clusters (RAC) Database Upgradation, Patching & Migration Performance Tuning & Troubleshooting Golden Gate Cloud DBA Database Training

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