Implementing hierarchical availability domain aware replication policies
US10802749B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 29, 2019 |
| Grant date | Oct 13, 2020 |
| Priority date | — |
| Expiry date | May 29, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/067
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method commences upon accessing a set of data items that describe computing nodes to be organized into failure-tolerant configuration. The failure-tolerant configuration is characterized by system availability characteristics such as a replication factor and such as a hierarchical distribution of computing nodes. Characteristics of the topology include boundaries that define two or more hierarchically-related availability domain levels. Computing nodes are situated within these boundaries. Instances of a target hierarchical availability domain level are sorted, and instances of a hierarchically lower availability domain level are also sorted to form a multi-level sort order of computing nodes. Computing entities are mapped onto the computing nodes by observing the multi-level sort order.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.