Bacula-users

Re: [Bacula-users] Is that ok using Bacula to write on DVDs?

2009-05-07 15:34:14
Subject: Re: [Bacula-users] Is that ok using Bacula to write on DVDs?
From: John Drescher <drescherjm AT gmail DOT com>
To: Kevin Keane <subscription AT kkeane DOT com>, bacula-users <Bacula-users AT lists.sourceforge DOT net>
Date: Thu, 7 May 2009 15:29:12 -0400
> In theory. USB sticks actually can wear out pretty fast. An individual
> flash memory cell only survives approximately 100,000 write cycles,
> which is not a lot if you think about it. Solid state disks are more
> reliable because they use redundancy and are able to detect and replace
> failed memory cells.
>

All current USB sticks should have wear leveling and between 100,000
to 1,000,000 writes per cell. Depending on the size this may mean 5
years or more of continuous writing to burn it out since the interface
is limited at less than 40 MB/s.
John

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