Michael Ferrari

SUB-TRACK GRANULARITY FOR PRESERVING POINT-IN-TIME DATA

Allocating system RDP metadata space with IO performance priority

AUTOMATIC RETENTION LOCK EXTENSIONS

Multiple version write pending support in shared global memory

Using snapshots for anomaly detection

Direct Image Lookup for Determining Quick Differential for Snapshots and Linked Targets

Change-based snapshot mechanism

Undefined target volume input/output (IO) optimization

Modifying data of activated target-less point-in-time images of storage volumes

Method and apparatus for deterministically identifying sets of snapshots on a storage system

Consistent IO performance on undefined target devices in a cascaded snapshot environment

Compliance recycling algorithm for scheduled targetless snapshots

Targetless snapshot virtual replication data pointer table

Snapshot metadata deduplication

Grouping of multiple concurrent schedules of point-in-time snapshots for consistently defined data image protection

Snapshot metadata management

Targetless snapshot system replication data pointer table

Remote data forwarding using a nocopy clone of a production volume

Efficient cloning of logical storage devices

Efficient memory usage for snapshots

Efficient memory usage for snapshots based on past memory usage

Reducing I/O delays associated with snapshots using hints

Processing input/output operations while snapshot and extent copy operations are in progress for a logical storage volume

Efficient snapshot activation