Alan Dayley said:
> How does one disable the read caching of an IDE hard drive?
>
> On a specific hard drive, say the master on the secondary IDE bus, I
> want the read cache of the kernel disabled.  hdparm has an option:
>
> -A
>     Enable or disable the IDE read-ahead feature. Usually on by default.
>
> Is this the option I need to mess with?

Experimentation shows that this is *not* what I want.  This commands the
drive's read ahead cache.  I want to disable the cache in the OS, not the
drive.

Any hints apreciated.

Alan



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