Invention Grant
- Patent Title: Time stamp generation for virtual disks
- Patent Title (中): 虚拟磁盘生成时间戳
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Application No.: US14322871Application Date: 2014-07-02
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Publication No.: US09411534B2Publication Date: 2016-08-09
- Inventor: Avinash Lakshman , Srinivas Lakshman
- Applicant: Hedvig, Inc.
- Applicant Address: US CA Santa Clara
- Assignee: Hedvig, Inc.
- Current Assignee: Hedvig, Inc.
- Current Assignee Address: US CA Santa Clara
- Agency: Beyer Law Group LLP
- Main IPC: G06F3/06
- IPC: G06F3/06 ; G06F9/455

Abstract:
An administrator provisions a virtual disk in a remote storage platform and defines policies for that virtual disk. A virtual machine writes to and reads from the storage platform using any storage protocol. Virtual disk data within a failed storage pool is migrated to different storage pools while still respecting the policies of each virtual disk. Snapshot and revert commands are given for a virtual disk at a particular point in time and overhead is minimal. A virtual disk is cloned utilizing snapshot information and no data need be copied. Any number of Zookeeper clusters are executing in a coordinated fashion within the storage platform, thus increasing overall throughput. A timestamp is generated that guarantees a monotonically increasing counter, even upon a crash of a virtual machine. Any virtual disk has a “hybrid cloud aware” policy in which one replica of the virtual disk is stored in a public cloud.
Public/Granted literature
- US20160004451A1 STORAGE SYSTEM WITH VIRTUAL DISKS Public/Granted day:2016-01-07
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