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From: Anthony DiSante <orders@nodivisions.com>
To: linux-kernel@vger.kernel.org
Subject: why swap at all?
Date: Wed, 26 May 2004 02:38:23 -0400	[thread overview]
Message-ID: <40B43B5F.8070208@nodivisions.com> (raw)

As a general question about ram/swap and relating to some of the issues in 
this thread:

	~500 megs cached yet 2.6.5 goes into swap hell

Consider this: I have a desktop system with 256MB ram, so I make a 256MB 
swap partition.  So I have 512MB "memory" and if some process wants more, 
too bad, there is no more.

Now I buy another 256MB of ram, so I have 512MB of real memory.  Why not 
just disable my swap completely now?  I won't have increased my memory's 
size at all, but won't I have increased its performance lots?

Or, to make it more appealing, say I initially had 512MB ram and now I have 
1GB.  Wouldn't I much rather not use swap at all anymore, in this case, on 
my desktop?

-Anthony
http://nodivisions.com/

             reply	other threads:[~2004-05-26  6:38 UTC|newest]

Thread overview: 155+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-05-26  6:38 Anthony DiSante [this message]
2004-05-26  7:31 ` why swap at all? Buddy Lumpkin
2004-05-26  7:55   ` William Lee Irwin III
2004-05-26  8:30     ` Buddy Lumpkin
2004-05-26  8:44       ` Nick Piggin
2004-05-26  9:34         ` John Bradford
2004-05-26  9:48           ` Nick Piggin
2004-05-26 10:10             ` Matthias Schniedermeyer
2004-05-26 10:33               ` Nick Piggin
2004-05-26 10:58                 ` Matthias Schniedermeyer
2004-05-26 11:19                   ` Nick Piggin
2004-05-26 12:27                     ` Matthias Schniedermeyer
2004-05-27  5:38                       ` Nick Piggin
2004-05-26 12:37                     ` Matthias Schniedermeyer
2004-05-26 13:06                       ` Gianni Tedesco
2004-05-26 13:41                         ` Matt H.
2004-05-26 13:55                       ` Buddy Lumpkin
2004-05-27  5:14                       ` Tom Felker
2004-05-27  6:02                         ` Nick Piggin
2004-05-27  7:04                         ` Bernd Eckenfels
2004-05-27  7:16                         ` Oliver Neukum
2004-05-26 10:45               ` Martin Olsson
2004-05-26 11:25                 ` Nick Piggin
2004-05-26 16:33                 ` David Schwartz
2004-05-26 16:58                   ` John Bradford
2004-05-26 23:32                     ` Kyle Moffett
2004-05-27  8:05                       ` John Bradford
2004-05-26 10:46             ` John Bradford
2004-05-26 11:46             ` Buddy Lumpkin
2004-05-26 11:39           ` Buddy Lumpkin
2004-05-26  9:42         ` Anthony DiSante
2004-05-26  9:58           ` Nick Piggin
2004-05-26 20:11             ` Wakko Warner
2004-05-27  5:59               ` Nick Piggin
2004-05-27 14:34                 ` Wakko Warner
2004-05-26 10:40         ` Buddy Lumpkin
2004-05-26 13:15           ` Helge Hafting
2004-05-26  9:09       ` William Lee Irwin III
2004-05-26 11:38         ` Buddy Lumpkin
2004-05-26 12:12           ` Paulo Marques
2004-05-26 12:14           ` Nick Piggin
2004-05-26 12:40           ` Denis Vlasenko
2004-05-26 10:41       ` Denis Vlasenko
2004-05-26 12:07         ` Buddy Lumpkin
2004-05-26 12:06           ` Marc-Christian Petersen
2004-05-26 12:19           ` Denis Vlasenko
2004-05-26 13:48             ` Buddy Lumpkin
2004-05-26 12:33           ` Richard B. Johnson
2004-05-26 13:25             ` Buddy Lumpkin
2004-05-26 12:30         ` Rik van Riel
2004-05-26 10:44       ` Denis Vlasenko
2004-05-26 11:49         ` Buddy Lumpkin
2004-05-26 12:19       ` Rik van Riel
2004-05-26 12:55         ` Buddy Lumpkin
2004-05-26  8:27 ` Roger Luethi
2004-05-26  9:23   ` John Bradford
2004-05-26  9:30     ` Roger Luethi
2004-05-26 10:35       ` John Bradford
2004-05-26 10:37         ` Nick Piggin
2004-05-26 10:48           ` John Bradford
2004-05-26 13:01     ` Helge Hafting
2004-05-26  8:32 ` Denis Vlasenko
2004-05-26  9:00 ` Helge Hafting
2004-05-26  9:40   ` John Bradford
2004-05-26 13:06     ` Helge Hafting
2004-06-01  7:23     ` swappiness ignored Anthony DiSante
2004-06-01  9:36       ` Marc-Christian Petersen
2004-06-01 19:38         ` Anthony DiSante
2004-06-01 19:42           ` Marc-Christian Petersen
2004-06-02 19:54         ` Bill Davidsen
2004-06-02 23:33           ` Con Kolivas
2004-05-26  9:06 ` why swap at all? John Bradford
2004-05-26 12:31   ` Buddy Lumpkin
2004-05-26 10:02 ` Raphael Jacquot
2004-05-26 13:00 ` Satoshi Oshima
2004-05-26 13:38   ` William Lee Irwin III
  -- strict thread matches above, loose matches on Subject: below --
2004-05-26 11:04 Nick Piggin
2004-05-26 11:57 Nick Piggin
2004-05-26 12:19 ` Buddy Lumpkin
2004-05-26 12:24 Nick Piggin
2004-05-26 13:03 ` Buddy Lumpkin
2004-05-26 13:27   ` Helge Hafting
2004-05-26 12:34 Piszcz, Justin Michael
2004-05-27  5:37 Nick Piggin
2004-05-27 17:27 ` Buddy Lumpkin
     [not found] <fa.fegqf9v.kmidof@ifi.uio.no>
     [not found] ` <fa.bqpvcrs.u648jq@ifi.uio.no>
2004-05-27 11:39   ` Andy Lutomirski
2004-05-28 21:37     ` Denis Vlasenko
2004-05-28 22:28       ` Bernd Eckenfels
2004-05-29  7:31         ` Denis Vlasenko
2004-05-31 10:49         ` jlnance
2004-06-01 11:57           ` Lenar Lõhmus
2004-06-01 12:27             ` Robin Rosenberg
2004-06-01 16:49             ` jlnance
2004-06-02 18:38               ` John Hendrikx
2004-06-01 12:21           ` David B. Stevens
2004-05-27 12:31 Piszcz, Justin Michael
2004-05-27 12:41 ` William Lee Irwin III
2004-05-27 15:59   ` John Bradford
2004-05-27 16:16     ` William Lee Irwin III
2004-06-03 13:38   ` Bill Davidsen
2004-05-31 19:34 Michael Brennan
2004-05-31 20:29 ` John Bradford
2004-05-31 22:47   ` Nick Piggin
2004-05-31 23:30     ` Bernd Eckenfels
2004-06-01 18:36       ` FabF
2004-06-01 19:02         ` Valdis.Kletnieks
2004-06-01 19:53           ` FabF
2004-06-01 20:00             ` Valdis.Kletnieks
2004-06-01 20:14               ` FabF
2004-06-01 20:22                 ` Valdis.Kletnieks
2004-06-01 21:15                   ` FabF
2004-06-01 21:40                     ` Valdis.Kletnieks
2004-06-03 13:54                     ` Bill Davidsen
2004-06-04  0:01                       ` Nick Piggin
2004-06-01 23:17               ` Bernd Eckenfels
2004-06-02  5:38                 ` FabF
2004-06-02 11:42                   ` Con Kolivas
2004-06-02 12:22                     ` John Bradford
2004-06-02 12:22                       ` Con Kolivas
2004-06-02 17:06                     ` FabF
2004-06-03 14:14                     ` Bill Davidsen
2004-06-04  7:23                       ` Buddy Lumpkin
2004-06-04 17:08                         ` Bill Davidsen
2004-06-15 14:55                           ` Charles Shannon Hendrix
2004-06-04  9:11                       ` Catalin BOIE
2004-06-04 17:24                         ` Bill Davidsen
2004-06-06 14:39                       ` Rik van Riel
2004-06-02 17:59                   ` Valdis.Kletnieks
2004-06-02 18:30                     ` FabF
2004-06-02 23:54                       ` Con Kolivas
2004-06-03 16:16                         ` FabF
2004-06-03 23:56                           ` Con Kolivas
2004-06-04  0:16                             ` Con Kolivas
2004-06-03 14:18                     ` Bill Davidsen
2004-06-03 14:27                       ` Con Kolivas
2004-06-02 17:52                 ` Valdis.Kletnieks
2004-06-02  3:50           ` Tim Connors
2004-06-02 17:45             ` Valdis.Kletnieks
2004-06-01  8:34     ` John Bradford
2004-06-01  8:32       ` William Lee Irwin III
2004-06-01  8:50         ` John Bradford
2004-06-01  8:54           ` William Lee Irwin III
2004-06-01  9:10             ` John Bradford
2004-06-08  1:18               ` Tim Connors
2004-06-08  5:29                 ` Denis Vlasenko
2004-06-01  9:38   ` Buddy Lumpkin
2004-06-01 10:13     ` Tim Connors
2004-06-01 10:24       ` William Lee Irwin III
2004-06-01 11:19         ` Tim Connors
     [not found] <fa.amhil9e.o5kt1u@ifi.uio.no>
     [not found] ` <fa.kfm8lru.1l2mdp4@ifi.uio.no>
2004-06-08 15:12   ` Ray Bryant
2004-06-08 15:12     ` Ray Bryant
2004-06-08 15:15   ` Ray Bryant
2004-06-08 15:15     ` Ray Bryant
2004-06-09 19:24     ` Bill Davidsen
2004-06-09 19:24       ` Bill Davidsen

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