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Taming the storage dragon: the adventures of hoTMaN

Published: 29 June 2009 Publication History

Abstract

HoTMaN (HoT-standby MaNager) is a joint project between MySpace and USC Database Laboratory to design and develop a tool to ensure a 24x7 up-time and ease administration of Terabytes of storage that sits underneath hundreds of database servers. The HoTMaN tool's innovation and uniqueness is that it can, with a few clicks, perform operational tasks that require hundreds of keyboard strokes by "trusted trained" experts. With HoTMaN, MySpace can within minutes migrate the relational database(s) of a failed server to a hot-standby. A process that could take over 1 hour and had a high potential for human error is now performed reliably. A database internal to HoTMaN captures all virtual disks, volume and file configurations associated with each SQL Server and candidate hot-standby servers where SQL server processing could be migrated. HoTMaN is deployed in production and its current operational benefits include: (i) enhanced availability of data, and (ii) planned maintenance and patching.

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Cited By

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  • (2016)Host Side Caching: Solutions and OpportunitiesDatabases and Information Systems10.1007/978-3-319-40180-5_14(196-210)Online publication date: 21-Jun-2016
  • (2014)A novel clustered MongoDB-based storage system for unstructured data with high availabilityComputing10.1007/s00607-013-0355-896:6(455-478)Online publication date: 1-Jun-2014
  • (2012)MyStoreProceedings of the 2012 IEEE 14th International Conference on High Performance Computing and Communication & 2012 IEEE 9th International Conference on Embedded Software and Systems10.1109/HPCC.2012.39(233-240)Online publication date: 25-Jun-2012

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cover image ACM Conferences
SIGMOD '09: Proceedings of the 2009 ACM SIGMOD International Conference on Management of data
June 2009
1168 pages
ISBN:9781605585512
DOI:10.1145/1559845
Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected]

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Association for Computing Machinery

New York, NY, United States

Publication History

Published: 29 June 2009

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Author Tags

  1. data availability
  2. storage area networks

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SIGMOD/PODS '09
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SIGMOD/PODS '09: International Conference on Management of Data
June 29 - July 2, 2009
Rhode Island, Providence, USA

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Overall Acceptance Rate 785 of 4,003 submissions, 20%

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Cited By

View all
  • (2016)Host Side Caching: Solutions and OpportunitiesDatabases and Information Systems10.1007/978-3-319-40180-5_14(196-210)Online publication date: 21-Jun-2016
  • (2014)A novel clustered MongoDB-based storage system for unstructured data with high availabilityComputing10.1007/s00607-013-0355-896:6(455-478)Online publication date: 1-Jun-2014
  • (2012)MyStoreProceedings of the 2012 IEEE 14th International Conference on High Performance Computing and Communication & 2012 IEEE 9th International Conference on Embedded Software and Systems10.1109/HPCC.2012.39(233-240)Online publication date: 25-Jun-2012

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