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From: erik quanstrom <quanstro@quanstro.net>
To: 9fans@9fans.net
Subject: Re: [9fans] venti and "contrib": RFC
Date: Thu,  5 Jan 2012 13:01:52 -0500	[thread overview]
Message-ID: <ea7157b338d53727cc50bd6fee724a5f@chula.quanstro.net> (raw)
In-Reply-To: <20120105175106.6FAD9B852@mail.bitblocks.com>

> if you read 1TB, you have 8% chance of a silent bad read
> sector.  More important to worry about that in today's world
> than optimizing disk space use.

do you have a citation for this?  i know if you work out the
numbers from the BER, this is about what you get, but in
practice i do not see this 8%.  we do pattern writes all the
time, and i can't recall the last time i saw a "silent" read error.

- erik



  reply	other threads:[~2012-01-05 18:01 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-05 12:48 tlaronde
2012-01-05 12:59 ` erik quanstrom
2012-01-05 13:20   ` tlaronde
2012-01-05 13:27     ` erik quanstrom
2012-01-05 13:40       ` tlaronde
2012-01-05 14:14         ` erik quanstrom
2012-01-05 15:10           ` tlaronde
2012-01-05 13:28     ` tlaronde
2012-01-05 14:15       ` erik quanstrom
2012-01-05 13:48 ` David du Colombier
2012-01-05 15:15   ` tlaronde
2012-01-05 15:44     ` Russ Cox
2012-01-05 16:39       ` tlaronde
2012-01-05 17:03         ` David du Colombier
2012-01-05 17:36           ` ron minnich
2012-01-05 18:17             ` tlaronde
2012-01-05 17:51         ` Bakul Shah
2012-01-05 18:01           ` erik quanstrom [this message]
2012-01-05 18:25             ` Bakul Shah
2012-01-05 18:43               ` erik quanstrom
2012-01-05 19:56                 ` Bakul Shah
2012-01-05 23:08             ` Aram Hăvărneanu
     [not found]     ` <CADSkJJXMBGnjtXbL5w+WMuxVbnW_+D6hQXYMN04wzYu+yXaCzA@mail.gmail.c>
2012-01-05 18:07       ` John Floren
2012-01-05 18:19         ` tlaronde
2012-01-05 18:48         ` Bakul Shah
2012-01-05 18:50           ` erik quanstrom
2012-01-05 19:13             ` Aram Hăvărneanu
     [not found]             ` <CAEAzY3-7w24ZJm7J08MGv98x7xjzZffFoNJvoeMSNM1FqtrEVw@mail.gmail.c>
2012-01-05 19:17               ` erik quanstrom
2012-01-05 19:57             ` Bakul Shah
2012-01-05 20:03               ` erik quanstrom
2012-01-08  1:29                 ` Bakul Shah
2012-01-05 18:53           ` John Floren
2012-01-05 19:40             ` ron minnich
2012-01-05 21:12           ` Steve Simon
2012-01-05 21:24           ` Yaroslav
     [not found]           ` <CAG3N4d8Jdazahj8EeECDAVpU2DBZqD3XR9FJk_6znCV1QL=Q-Q@mail.gmail.c>
2012-01-05 21:31             ` erik quanstrom
2012-01-05 19:45         ` erik quanstrom

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