The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 04, 2005
Filed:
Oct. 05, 2001
Brian Augustine Delaire, Fremont, CA (US);
Douglas Paul Dunham, San Jose, CA (US);
Nancy Lott Hobbs, Sunnyvale, CA (US);
Sandy Yuen Hing Mcdonald, San Jose, CA (US);
Gregory John Tevis, Tuscon, AZ (US);
Ophelia K. Yip, San Francisco, CA (US);
Brian Augustine Delaire, Fremont, CA (US);
Douglas Paul Dunham, San Jose, CA (US);
Nancy Lott Hobbs, Sunnyvale, CA (US);
Sandy Yuen Hing McDonald, San Jose, CA (US);
Gregory John Tevis, Tuscon, AZ (US);
Ophelia K. Yip, San Francisco, CA (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
The invention provides an improved SAN of type having one or more host digital data processors, coupled to one or more storage devices. At least a selected one of the hosts includes a file system that effects access by the host to assigned storage devices. This can be, by way of non-limiting example, an AIX journal file system, a Veritas file system, a Unix file systems using Veritas volume manager or other host platform file system that oversees file and other data accesses between the host and those assigned devices. In response to a request by (or on behalf of) the selected host for extension of the file system, a manager (e.g., executing on a further digital data processor) assigns one of more further storage devices to that digital data processor. An agent associated with the first digital data processor that responds to the assignment by extending the file system to include the assigned storage device.