Thread (18 messages) 18 messages, 5 authors, 2013-02-22

Re: [PATCH] fadvise: perform WILLNEED readahead in a workqueue

From: Alan Cox <hidden>
Date: 2012-12-15 22:29:26
Also in: lkml

On Sat, 15 Dec 2012 00:54:48 +0000
Eric Wong [off-list ref] wrote:
Applications streaming large files may want to reduce disk spinups and
I/O latency by performing large amounts of readahead up front

How does it compare benchmark wise with a user thread or using the
readahead() call ?

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