Trademarks Use the online Contact us review form found at:  ibm.com/redbooks Send your comments in an e-mail to:  redbooks@us.ibm.com Mail your comments to:  IBM Corporation, International Technical Support Organization Dept. HYTD Mail Station P099 2455 South Road Poughkeepsie, NY 12601-5400 U.S.A. This document was created or updated on September 23, 2016. Send us your comments in one of the following ways: This document is available online at http://www.ibm.com/redbooks/abstracts/tips1346.html . IBM, the IBM logo, and ibm.com are trademarks or registered trademarks of International Business  Machines Corporation in the United States, other countries, or both. These and other IBM trademarked  terms are marked on their first occurrence in this information with the appropriate symbol (® or ™),  indicating US registered or common law trademarks owned by IBM at the time this information was  published. Such trademarks may also be registered or common law trademarks in other countries. A  current list of IBM trademarks is available on the Web at http://www.ibm.com/legal/copytrade.shtml. The following terms are trademarks of the International Business Machines Corporation in the United  States, other countries, or both:  DB2® DS8000® GPFS™ IBM® pureScale® Redbooks® Redbooks (logo)® Tivoli® The following terms are trademarks of other companies: Linux is a trademark of Linus Torvalds in the United States, other countries, or both. Other company, product, or service names may be trademarks or service marks of others.  10 Changing Physical Disk Storage in IBM DB2 pureScale: A Practical Example