Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - COMMVAULT SYSTEMS INCFinancial_Report.xls
10-K - 10-K - COMMVAULT SYSTEMS INCa2015033110k.htm
EX-32.1 - EXHIBIT 32.1 - COMMVAULT SYSTEMS INCa2015033110kex321.htm
EX-31.2 - EXHIBIT 31.2 - COMMVAULT SYSTEMS INCa2015033110kex312.htm
EX-32.2 - EXHIBIT 32.2 - COMMVAULT SYSTEMS INCa2015033110kex322.htm
EX-21.1 - EXHIBIT 21.1 - COMMVAULT SYSTEMS INCa2015033110kex211.htm
EX-31.1 - EXHIBIT 31.1 - COMMVAULT SYSTEMS INCa2015033110kex311.htm

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the following Registration Statements:
(1)
Registration Statement on Form S-8 No. 333-138578 pertaining to the 1996 Stock Option Plan and the 2006 Long-Term Stock Incentive Plan of CommVault Systems, Inc.

(2)
Registration Statement on Form S-8 No. 333-192014 pertaining to the CommVault Systems, Inc. Employee Stock Purchase Plan of CommVault Systems, Inc.

of our reports dated May 8, 2015, with respect to the consolidated financial statements and schedule of CommVault Systems, Inc. and the effectiveness of internal control over financial reporting of CommVault Systems, Inc. included in its Annual Report (Form 10-K) for the year ended March 31, 2015.

/s/ Ernst & Young
MetroPark, New Jersey
May 8, 2015