lkml.org 
[lkml]   [1999]   [Jan]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: MM deadlock [was: Re: arca-vm-8...]

On Wed, 13 Jan 1999, Andrea Arcangeli wrote:

> On Tue, 12 Jan 1999, Rik van Riel wrote:
>
> > IIRC this facility was in the original swapin readahead
> > implementation. That only leaves the question who removed
> > it and why :))
>
> There's another thing I completly disagree and that I just removed here.
> It's the alignment of the offset field. I see no one point in going back
> instead of only doing real read_ahead_.
>
> Maybe I am missing something?

Yes. Imagine the paging in of big binary case. The page faults will occur
all over the place, not in a nice sequential order. The page-in clusters
stuff _doubled_ performance of paging in certain big static binaries.

Chris


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:49    [W:0.115 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site