From: "William K. Josephson" <jkw@eecs.harvard.edu>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] threads vs forks
Date: Wed, 4 Mar 2009 22:55:04 -0500 [thread overview]
Message-ID: <20090305035504.GA45687@mero.morphisms.net> (raw)
In-Reply-To: <3aaafc130903041932t1008d7f1ue0ed339d47e3274f@mail.gmail.com>
On Wed, Mar 04, 2009 at 10:32:55PM -0500, J.R. Mauro wrote:
> What types of things degrade their performance? I'm interested in
> seeing other data than the handful of benchmarks I've seen. I imagine
> writes would be the culprit since you have to erase a whole block
> first?
Being full. Small random writes, too, although much more so for
run-of-the-mill SSDs than for FusionIO.
> Beyond that, though, I feel very shaky just hearing the term "wear
> leveling". I've had more flash-based devices fail on me than hard
> drives, but maybe I'm just crazy and the technology has gotten decent
> enough in the past couple years to allay my worrying. It would just be
> nice to see a bit stronger alternative being pushed as hard as SSDs.
Using MLC or SLC NAND? :-p
next prev parent reply other threads:[~2009-03-05 3:55 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-03 11:52 hugo rivera
2009-03-03 15:19 ` David Leimbach
2009-03-03 15:32 ` Uriel
2009-03-03 16:15 ` hugo rivera
2009-03-03 15:33 ` hugo rivera
2009-03-03 18:11 ` Roman V. Shaposhnik
2009-03-03 18:38 ` Bakul Shah
2009-03-06 18:47 ` Roman V Shaposhnik
2009-03-06 20:38 ` David Leimbach
2009-03-07 8:00 ` Bakul Shah
2009-03-07 0:21 ` Bakul Shah
2009-03-07 2:20 ` Brian L. Stuart
2009-03-03 23:08 ` J.R. Mauro
2009-03-03 23:15 ` Uriel
2009-03-03 23:23 ` J.R. Mauro
2009-03-03 23:54 ` Devon H. O'Dell
2009-03-04 0:33 ` J.R. Mauro
2009-03-04 0:54 ` erik quanstrom
2009-03-04 1:54 ` J.R. Mauro
2009-03-04 3:18 ` James Tomaschke
2009-03-04 3:30 ` erik quanstrom
2009-03-04 4:44 ` James Tomaschke
2009-03-04 5:05 ` J.R. Mauro
2009-03-04 5:50 ` erik quanstrom
2009-03-04 6:08 ` andrey mirtchovski
2009-03-04 16:52 ` J.R. Mauro
2009-03-04 17:14 ` ron minnich
2009-03-04 17:27 ` William Josephson
2009-03-04 18:15 ` erik quanstrom
2009-03-05 3:32 ` J.R. Mauro
2009-03-05 3:39 ` erik quanstrom
2009-03-05 3:55 ` William K. Josephson [this message]
2009-03-05 4:00 ` erik quanstrom
2009-03-05 4:16 ` William K. Josephson
2009-03-07 3:01 ` William Josephson
2009-03-07 3:31 ` erik quanstrom
2009-03-07 6:00 ` William Josephson
2009-03-07 13:58 ` erik quanstrom
2009-03-07 14:37 ` William Josephson
2009-03-07 15:05 ` erik quanstrom
2009-03-07 15:28 ` William K. Josephson
2009-03-07 5:00 ` lucio
2009-03-07 5:08 ` William Josephson
2009-03-07 5:19 ` erik quanstrom
2009-03-07 5:45 ` [9fans] Flash William K. Josephson
2009-03-07 14:42 ` erik quanstrom
2009-03-07 14:56 ` William Josephson
2009-03-07 15:39 ` Russ Cox
2009-03-07 16:34 ` erik quanstrom
2009-03-07 5:24 ` [9fans] threads vs forks lucio
2009-03-04 5:19 ` David Leimbach
2009-03-04 2:47 ` John Barham
2009-03-04 5:24 ` blstuart
2009-03-04 5:37 ` erik quanstrom
2009-03-04 16:29 ` Roman V Shaposhnik
2009-03-04 16:56 ` john
2009-03-06 9:39 ` maht
2009-03-04 5:07 ` David Leimbach
2009-03-04 5:35 ` John Barham
2009-03-03 16:00 ` ron minnich
2009-03-03 16:28 ` hugo rivera
2009-03-03 17:31 ` ron minnich
2009-03-03 16:47 ` John Barham
2009-03-04 9:37 ` Vincent Schut
2009-03-04 9:58 ` hugo rivera
2009-03-04 10:30 ` Vincent Schut
2009-03-04 10:45 ` hugo rivera
2009-03-04 11:15 ` Vincent Schut
2009-03-04 11:33 ` hugo rivera
2009-03-04 13:23 ` Uriel
2009-03-04 14:57 ` ron minnich
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