Re: Swap maximum size documented ?

[Bill Davidsen]

cutaway@xxxxxxxxxxxxx wrote:

> ----- Original Message ----- 
> From: "Bill Davidsen" <davidsen@xxxxxxx>
> To: "William Lee Irwin III" <wli@xxxxxxxxxxxxxx>
> Cc: <linux-kernel@xxxxxxxxxxxxxxx>
> Sent: Wednesday, June 01, 2005 15:47
> Subject: Re: Swap maximum size documented ?
>
>
>  
>
> > > > Does this apply to mmap as well? I have an application which currently
> > > > uses 9TB of data....
> > > >        
>
> With this much data, you might consider investigating its compressability.
> If it turned out to be highly compressable, algorithmic changes in how the
> data is handled might considerably lighten the load on MM and disk
> subsystems.  Its almost always cheaper to compress/decompress cached data in
> memory than hit physical media.

The majority of the records are compressed as of about a decade ago.

--
bill davidsen <davidsen@xxxxxxx>
 CTO TMR Associates, Inc
 Doing interesting things with small computers since 1979

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