Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc}

From	Pascal Hambourg <pascal@plouf.fr.eu.org>
Newsgroups	linux.debian.user
Subject	Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc}
Date	2016-12-03 15:20 +0100
Message-ID	<sKjkt-2ry-1@gated-at.bofh.it> (permalink)
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Le 03/12/2016 à 13:59, Jochen Spieker a écrit :
> deloptes:
>> Steven Mainor wrote:
>>
>>> I don't know if this helps answer #3 or not. I have ran Debian from a
>>> microSD flash card before but the card reader was attached via USB.
>>>
>>> It didn't last very long before the flash card degraded. I think running
>>> an operating system on flash used up the read/write cycles too quickly.
>>> I eventually decided to find another solution. But it may not be an
>>> issue for your use case.
>>>
>> I don't think so. I have a low power industrial pc used as firewall. It runs
>> on Compact Flash card for >6y now. I recall there were at least 100000
>> write cycles per sector and self diagnostic, so I would suspect something
>> else would be the problem.
>
> CF cards were much more clever from the beginning compared to cheaper
> alternatives (like SSD or MMC cards). I would expect them to have better
> wear levelling than a common SD card.

I would be surprised that a CF card be more clever than a SSD.
However 100000 erase/write cycles/block implies the use of NOR or SLC 
NAND flash memory chips, the types with highest endurance but lowest 
density. I doubt you can find this in SD cards. MLC NAND endurance can 
be 100 times lower.

Thread

{Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Richard Owlett <rowlett@cloud85.net> - 2016-12-02 19:10 +0100
  Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Jochen Spieker <ml@well-adjusted.de> - 2016-12-02 23:30 +0100
    Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Steven Mainor <steve@degga.net> - 2016-12-03 00:00 +0100
      Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Richard Owlett <rowlett@cloud85.net> - 2016-12-03 04:00 +0100
      Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} deloptes <deloptes@gmail.com> - 2016-12-03 08:30 +0100
        Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Curt <curty@free.fr> - 2016-12-03 10:40 +0100
          Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Richard Owlett <rowlett@cloud85.net> - 2016-12-03 11:40 +0100
        Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Jochen Spieker <ml@well-adjusted.de> - 2016-12-03 14:10 +0100
          Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Pascal Hambourg <pascal@plouf.fr.eu.org> - 2016-12-03 15:20 +0100
            Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Jochen Spieker <ml@well-adjusted.de> - 2016-12-03 19:50 +0100
          Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Steven Mainor <steve@degga.net> - 2016-12-03 22:50 +0100
      Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Pascal Hambourg <pascal@plouf.fr.eu.org> - 2016-12-03 10:20 +0100
    Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Richard Owlett <rowlett@cloud85.net> - 2016-12-03 04:00 +0100
      Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Jochen Spieker <ml@well-adjusted.de> - 2016-12-03 14:10 +0100
        Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Richard Owlett <rowlett@cloud85.net> - 2016-12-03 15:30 +0100
          Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} Jochen Spieker <ml@well-adjusted.de> - 2016-12-03 20:00 +0100
  Re: {Debian (>=Jessie)} AND { MultiMediaCard, SD Memory Card, etc} David Christensen <dpchrist@holgerdanske.com> - 2016-12-03 19:50 +0100

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