Messages in this thread | | | Date | Tue, 8 Oct 2002 21:53:32 +0200 | From | Matthias Schniedermeyer <> | Subject | Re: [PATCH] O_STREAMING - flag for optimal streaming I/O |
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On Tue, Oct 08, 2002 at 12:05:13PM -0700, Chris Wedgwood wrote: > Playing the devil's advocate here... I didn't see this earlier (when > was it discussed, I can't see it looking back either), so sorry if > this sounds circular or I'm going over stuff that has been discussed > before... but... > > > On Tue, Oct 08, 2002 at 02:49:09PM -0400, Robert Love wrote: > > > In other words, this flag pretty much disables the pagecache for > > this mapping, although we happily keep it around for write-behind > > and read-ahead. But once the data is behind us and safe to kill, we > > do. It is manual drop-behind. > > OK. What might use this though? What applications might want to > disable the page-cache but still use write-behind?
mkisofs?
Or do you have a machine with 5-6 GB of RAM to cache the content of a DVD-image? I only have 3 GB of RAM, and creating and writing trashes the whole cache twice.
Bis denn
-- Real Programmers consider "what you see is what you get" to be just as bad a concept in Text Editors as it is in women. No, the Real Programmer wants a "you asked for it, you got it" text editor -- complicated, cryptic, powerful, unforgiving, dangerous.
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