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From: Nicolas Sebrecht <nsebrecht@piing.fr>
To: gentoo-user@lists.gentoo.org
Cc: Nicolas Sebrecht <nsebrecht@piing.fr>
Subject: [gentoo-user] Re: aligning SSD partitions
Date: Thu, 6 Sep 2012 15:46:46 +0200	[thread overview]
Message-ID: <20120906134646.GH2442@nicolas-desktop> (raw)
In-Reply-To: <5048898C.7070301@gmail.com>

The 06/09/12, Dale wrote:

> Not quite.  The theory is that if you put portages work directory on
> tmpfs, then all the writes and such are done in ram which is faster.

No! This is too much simplistic view to explain what you see.

In practice, _all_ the writes always happen in RAM whatever backend
storage you use.

The difference you could see is if there is not enough RAM for the
kernel cache, it will have to wait for the backend storage.

-- 
Nicolas Sebrecht


  parent reply	other threads:[~2012-09-06 13:48 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-04  7:20 [gentoo-user] aligning SSD partitions Philip Webb
2012-09-04  7:47 ` Neil Bothwick
2012-09-04 20:31   ` Volker Armin Hemmann
2012-09-04 20:58     ` Neil Bothwick
2012-09-04 21:00     ` Neil Bothwick
2012-09-04 21:52       ` Peter Humphrey
2012-09-05  0:42         ` Philip Webb
2012-09-05  8:23           ` Neil Bothwick
2012-09-05  9:02             ` Philip Webb
2012-09-05  9:23               ` Peter Humphrey
2012-09-05 11:07                 ` Dale
2012-09-05 11:25                   ` Peter Humphrey
2012-09-05 12:02                     ` Dale
2012-09-05 12:58                       ` Peter Humphrey
2012-09-05 18:02                         ` Dale
2012-09-05 19:01                           ` Paul Hartman
2012-09-05 20:46                             ` Dale
2012-09-05 21:22                               ` Paul Hartman
2012-09-05 22:36                               ` Peter Humphrey
2012-09-05 12:31                   ` Neil Bothwick
2012-09-05 12:52                     ` Dale
2012-09-05 15:17                       ` Neil Bothwick
2012-09-05 15:23                         ` Michael Mol
2012-09-05 17:54                           ` Dale
2012-09-05 23:42                             ` Neil Bothwick
2012-09-06  9:13                               ` Dale
2012-09-06  6:57                             ` [gentoo-user] " Nicolas Sebrecht
2012-09-06  9:15                               ` Dale
2012-09-06  9:47                                 ` Neil Bothwick
2012-09-06 10:03                                   ` Dale
2012-09-06 10:18                                     ` Neil Bothwick
2012-09-06 10:56                                       ` Dale
2012-09-06 10:41                                     ` Nicolas Sebrecht
2012-09-06 11:03                                       ` Dale
2012-09-06 11:37                                         ` Nicolas Sebrecht
2012-09-06 12:21                                           ` Dale
2012-09-06 13:27                                             ` Nicolas Sebrecht
2012-09-06 14:27                                               ` Dale
2012-09-06 10:11                                   ` Dale
2012-09-06 10:20                                     ` Neil Bothwick
2012-09-06 10:44                                       ` Dale
2012-09-06 11:11                                         ` Nicolas Sebrecht
2012-09-06 11:31                                           ` Dale
2012-09-06 12:17                                             ` Neil Bothwick
2012-09-06 12:44                                               ` Nicolas Sebrecht
2012-09-06 12:48                                               ` Dale
2012-09-06 13:04                                                 ` Neil Bothwick
2012-09-06 14:07                                                   ` Dale
2012-09-06 14:26                                                     ` Michael Mol
2012-09-06 16:27                                                       ` Dale
2012-09-07  7:56                                                         ` Nicolas Sebrecht
2012-09-07  9:15                                                           ` Nicolas Sebrecht
2012-09-07 12:25                                                           ` Dale
2012-09-07 19:48                                                             ` Neil Bothwick
2012-09-06 14:37                                                     ` Neil Bothwick
2012-09-06 16:32                                                       ` Dale
2012-09-06 20:21                                                         ` Neil Bothwick
2012-09-06 14:51                                                     ` Nicolas Sebrecht
2012-09-06 16:49                                                       ` Dale
2012-09-06 13:46                                             ` Nicolas Sebrecht [this message]
2012-09-06 14:20                                               ` Dale
2012-09-06 14:33                                                 ` Michael Mol
2012-09-06 16:39                                                   ` Dale
2012-09-06 16:00                                                 ` Paul Hartman
2012-09-06 16:44                                                   ` Dale
2012-09-06 20:21                                                     ` Neil Bothwick
2012-09-06 21:09                                                       ` Dale
2012-09-06 22:38                                                         ` Neil Bothwick
2012-09-06 23:08                                                           ` Dale
2012-09-07  7:47                                                             ` Nicolas Sebrecht
2012-09-07 12:35                                                               ` Dale
2012-09-10 10:32                                                                 ` Nicolas Sebrecht
2012-09-10 11:13                                                                   ` Dale
2012-09-10 12:37                                                                     ` Michael Mol
2012-09-10 13:52                                                                       ` Dale
2012-09-10 14:02                                                                         ` Michael Mol
2012-09-10 14:22                                                                           ` Dale
2012-09-05 12:55                     ` [gentoo-user] " Adam Carter
2012-09-05 15:28                       ` Florian Philipp
2012-09-05  9:26               ` Neil Bothwick
2012-09-05 16:30             ` Volker Armin Hemmann
2012-09-05 17:02               ` Neil Bothwick

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