Oracle Linux: How To Set read_ahead_kb Value For a Disk (Doc ID 2791046.1)

Last updated on JULY 13, 2021

Applies to:

Linux OS - Version Oracle Linux 7.8 and later
Linux x86-64

To tune the read_ahead_kb kernel parameter.

This setting controls how much extra data the operating system reads from disk when performing I/O operations.

Reducing this value from the default typically increases sustained throughput. Default: 128KB

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