Re: Disable hard drive read cache?

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Autor: Alan Dayley
Datum:  
To: plug-discuss
Betreff: Re: Disable hard drive read cache?
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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