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Tenant-level sharding of disks with tenant-specific storage modules to enable policies per tenant in a distributed storage system

  • US 10,222,986 B2
  • Filed: 05/15/2015
  • Issued: 03/05/2019
  • Est. Priority Date: 05/15/2015
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving an indication of one or more data storage modules to be assigned to only one tenant of a plurality of tenants of a distributed storage system;

    selecting a partition of a disk to be dedicated to the tenant, the selecting based, at least in part, on one or more tenant-specific policies of the tenant, the one or more tenant-specific policies related to at least one requirement of the tenant including at least one of a performance requirement of disks that store data of the tenant, a distribution requirement for the data of the tenant, or a replication requirement for the data of the tenant;

    allocating the partition for the data of the tenant;

    assigning a first data storage module of the one or more data storage modules to the partition;

    assigning the first data storage module to the tenant; and

    creating rules for the first data storage module based on the one or more tenant-specific policies configured for the tenant, wherein the rules indicate how the first data storage module is to store the data of the tenant in the partition and how the first data storage module is to access stored data in the partition,wherein,the one or more tenant-specific policies are related to the distribution requirement for h data and the replication requirement for the data,the replication requirement is a number of replicas desired for a portion of the data, andthe distribution requirement is how far apart or how close together the replicas can be stored relative to each other.

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