Processors White Papers

JFS2/DIO Sequential Input/Output Performance on IBM pSeries 690

Overview This paper discusses the capabilities of the newest IBM pSeries 690 processor and its I/O subsystem. It also reviews the JFS2 (Enhanced Journaled File System) with Direct I/O implementation and provide details about our disk subsystem and disk adapters selections. This paper also provides guidance on selecting the proper RAID configuration, and gives other performance and tuning tips.

Further White Paper Details
PublisherIBM File FormatPDF, requires Acrobat Rdr 5
Date PublishedAugust 2004 Downloads563
FormatWhite Papers   
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