Asynchronous I/O Support on OCFS/OCFS2 and Related Settings: filesystemio_options, disk_asynch_io
(Doc ID 432854.1)
Last updated on MAY 04, 2020
Linux OS - Version Oracle Linux 4.4 and later Oracle Cloud Infrastructure - Version N/A and later Linux x86 Linux x86-64
This article clarify the difference among the concepts and options about Direct I/O and Asynchronous I/O and filesystemio_options and disk_asynch_io .
This article will introduce some concepts about I/O on Linux platform, after that, it will focus on the options: filesystemio_options and disk_asynch_io.
The part of introduction of AIO and all the pictures related come from the article "Boost Application Performance using Asynchronous I/O" authored by M. Tim Jones. As of this document is written (June 7, 2007) no copyright violation of the material is applicable if referenced explicitly.
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