A Virtual Disk System using a PC cluster
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- HARIGAE Makoto
- Japan Advanced Institute of Science and Technology
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- KANO Yoshiki
- Japan Advanced Institute of Science and Technology
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- YOSHIZAWA Shuichi
- Japan Advanced Institute of Science and Technology
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- NAKAJIMA Tatsuo
- Japan Advanced Institute of Science and Technology
Bibliographic Information
- Other Title
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- PCクラスタを用いた仮想ディスクシステム
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Description
Disk array systems like in RAID guarantees fault folerance through the usage of multiple disks. However, when a failure occurs, the Operating System(OS)halts, then interrupting all services provided by the servers it hosts. A fault tolerant scheme becomes necessary if servers have to provide steady and highly available services and cluster nodes should recover from a crash.We describe in this paper a highly available and fault tolerant disk system.This system is implemented as an independent virtual disk running on several host machines between the OS and the storage system.In addition, it replicates the contents of the cache memory and the storage in order to archive availability and fault tolerance.
Journal
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- IPSJ SIG Notes
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IPSJ SIG Notes 130 151-156, 1998-08-05
Information Processing Society of Japan (IPSJ)
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Details 詳細情報について
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- CRID
- 1573387451876656768
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- NII Article ID
- 110002775549
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- NII Book ID
- AN10096105
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- ISSN
- 09196072
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- Text Lang
- ja
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- Data Source
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- CiNii Articles