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:
Nov. 30, 2021
Filed:
Sep. 25, 2015
Hitachi Vantara Llc, Santa Clara, CA (US);
Yury Kats, Belmont, MA (US);
Sowmya Manjanatha, Westford, MA (US);
HITACHI VANTARA LLC, Santa Clara, CA (US);
Abstract
In some examples, a system may include at least one class of storage that is configured for having freed storage space reclaimed to enable reuse of the freed storage space. For instance, the system may determine whether a volume corresponding to the at least one class of storage is used to store system data or user data. If the volume is used to store user data, then the system may determine whether any of the user data has been deleted from the volume. If data has been deleted from the volume, the system may determine whether an available capacity of the volume is less than a remaining capacity threshold before performing reclamation on the at least one storage device corresponding to the volume. Alternatively, if the volume is used to store system data, the system may perform reclamation based on an elapsed period of time since the last reclamation.