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.

Date of Patent:
May. 10, 2022

Filed:

Oct. 10, 2019
Applicant:

Emc Ip Holding Company Llc, Hopkinton, MA (US);

Inventors:

Arieh Don, Newton, MA (US);

Adnan Sahin, Needham Heights, MA (US);

Owen Martin, Hopedale, MA (US);

Peter Blok, Zoetermeer, NL;

Philip Derbeko, Modiin, IL;

Assignee:

Dell Products L.P., Hopkinton, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/06 (2006.01); G06F 12/0817 (2016.01); G06F 12/0813 (2016.01); G06F 12/084 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0828 (2013.01); G06F 12/084 (2013.01); G06F 12/0813 (2013.01); G06F 2212/154 (2013.01); G06F 2212/60 (2013.01); G06F 2212/621 (2013.01);
Abstract

A host server in a server cluster has a memory allocator that creates a dedicated host application data cache in storage class memory. A background routine destages host application data from the dedicated cache in accordance with a destaging plan. For example, a newly written extent may be destaged based on aging. All extents may be flushed from the dedicated cache following host server reboot. All extents associated with a particular production volume may be flushed from the dedicated cache in response to a sync message from a storage array.


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