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Groups > comp.sys.ibm.pc.hardware.storage > #2062

Re: formatting flash drive

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myfathersson <licensedtoquill@gmail.com> wrote:
> UPDATE:

> The Micro SD card which was the subject of this thread has since died
> completely and wont read at all: BIG SURPRISE

> What is a bit surprising is that I have now bought an identical one
> from a US supplier in identical generic packaging. At first I couldn't
> manage to get my Mac to read it at all  but I suspect that had more to
> do with the Mac than the card because eventually it did both read the
> card and format it numerous times.  As a 32 gig drive and after the
> format the OS sees it as a 32 gig drive. I haven't tried the 'stress-
> test' writing-to-every-sector-seven-times overnight yet ('cos you guys
> said I was putting undue stress on the card by doing this) but this
> generic card seems to be OK.

I would nto trust generic cards too much. It is however possible
that your first one was a copy of the one you have now.

> Am I being overly neurotic in thinking that there is some relevance in
> the first card acting like a proper 2.79 gig card for a while prior to
> dying completely within a month or so?  I certainly don't seem to be

That points to sub-standard flash or may be a side-effect of it being
too small.

> able to copy the contents of my present 8 gig SD card onto this new 32
> gig one but the error reports mostly seem to emanate from the 8 gig
> card (cannot read file, cannot copy file 'cos it is in use, not all
> files copied from originating location, eg netdial files, Android
> doesn't like cards formatted as FAT32 etc etc)

Just do not trust any flash-disk too much, expecially when generic.
Same with SSDs. Quite a few people have lost even big-name
drives, e.g. from OCZ. 

Arno
-- 
Arno Wagner, Dr. sc. techn., Dipl. Inform., CISSP -- Email: arno@wagner.name
GnuPG:  ID: 1E25338F  FP: 0C30 5782 9D93 F785 E79C  0296 797F 6B50 1E25 338F
----
Cuddly UI's are the manifestation of wishful thinking. -- Dylan Evans

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formatting flash drive myfathersson <licensedtoquill@gmail.com> - 2011-10-21 20:43 -0700
  Re: formatting flash drive "Rod Speed" <rod.speed.aaa@gmail.com> - 2011-10-22 20:06 +1100
    Re: formatting flash drive myfathersson <licensedtoquill@gmail.com> - 2011-10-22 13:13 -0700
      Re: formatting flash drive "Rod Speed" <rod.speed.aaa@gmail.com> - 2011-10-23 07:47 +1100
      Re: formatting flash drive Frank Williams <FWilliams@happy.com.ru> - 2011-10-23 13:24 +1300
        Re: formatting flash drive myfathersson <licensedtoquill@gmail.com> - 2011-10-22 20:34 -0700
          Re: formatting flash drive "Rod Speed" <rod.speed.aaa@gmail.com> - 2011-10-23 15:01 +1100
            Re: formatting flash drive myfathersson <licensedtoquill@gmail.com> - 2011-11-07 10:04 -0800
              Re: formatting flash drive Arno <me@privacy.net> - 2011-11-07 20:47 +0000
                Re: formatting flash drive myfathersson <licensedtoquill@gmail.com> - 2011-11-30 07:10 -0800
                Re: formatting flash drive Arno <me@privacy.net> - 2011-12-01 01:34 +0000

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