Oliver Neukum wrote:
Am Samstag, 9. Dezember 2006 07:11 schrieb Ben Nizette:
Also, you mentioned that the corruption occurs systematically on certain
byte patterns. Therefore it's certainly not related to the cables.
It'd guess that too, but who can that say for sure. :-|
You may have a bit pa
Am Samstag, 9. Dezember 2006 07:11 schrieb Ben Nizette:
> >>> Also, you mentioned that the corruption occurs systematically on certain
> >>> byte patterns. Therefore it's certainly not related to the cables.
> >> It'd guess that too, but who can that say for sure. :-|
> >
> > You may have a bit pa
Also, you mentioned that the corruption occurs systematically on certain
byte patterns. Therefore it's certainly not related to the cables.
It'd guess that too, but who can that say for sure. :-|
You may have a bit pattern that stresses the controllers and suddenly
a marginal cable may matter.
> "Stefan" == Stefan Richter <[EMAIL PROTECTED]> writes:
Stefan> Search for firmware updates from the manufacturer of the
Stefan> enclosure, of the bridge board, or of the bridge chip... if
Stefan> you didn't do so already. Some chips support firmware upload
Stefan> to an EEPROM, usually via
Oliver Neukum wrote:
> Am Freitag, 8. Dezember 2006 11:39 schrieb Matthias Schniedermeyer:
>> > Also, you mentioned that the corruption occurs systematically on certain
>> > byte patterns. Therefore it's certainly not related to the cables.
>>
>> It'd guess that too, but who can that say for sure.
Matthias Schniedermeyer wrote:
> Pete Zaitcev wrote:
...
>I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
>(currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
...
>> You should buy a variety of different enclosures
>> with different chipsets (e.g. fin
Am Freitag, 8. Dezember 2006 11:39 schrieb Matthias Schniedermeyer:
> > I.e. it's nearly impossible for noisy hardware to _silently_ cause data
> > corruption. I would suppose USB has similar CRC checks.
It has.
> > Also, you mentioned that the corruption occurs systematically on certain
> > byte
Stefan Richter wrote:
> Matthias Schniedermeyer wrote:
>
>>Robert Hancock wrote:
>>
>>>Matthias Schniedermeyer wrote:
>>>
I have a 1,5 Meter and a 4,5 Meter cable connected to the USB-Controller
and i only use of them depending on where the HDD is placed in my room,
the other one is da
Matthias Schniedermeyer wrote:
> Robert Hancock wrote:
>> Matthias Schniedermeyer wrote:
>>> I have a 1,5 Meter and a 4,5 Meter cable connected to the USB-Controller
>>> and i only use of them depending on where the HDD is placed in my room,
>>> the other one is dangling unconnected.
>>>
>>> Then i
Hi Matthias :)
* Matthias Schniedermeyer <[EMAIL PROTECTED]> dixit:
> > * Matthias Schniedermeyer <[EMAIL PROTECTED]> dixit:
> >
> >>Today i copied a few files back and checked them against the stored
> >>MD5 sums and 5 files of 86 (each about 700 MB) had errors. So i
> >>copied the 5 files
Pete Zaitcev wrote:
> On Thu, 07 Dec 2006 20:41:12 +0100, Matthias Schniedermeyer <[EMAIL
> PROTECTED]> wrote:
>
>
I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
(currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
[]
This time i kept t
Robert Hancock wrote:
> Matthias Schniedermeyer wrote:
>
>> Hmmm. That's the only thing that i currently may be doing wrong.
>> I have a 1,5 Meter and a 4,5 Meter cable connected to the USB-Controller
>> and i only use of them depending on where the HDD is placed in my room,
>> the other one is da
Matthias Schniedermeyer wrote:
Hmmm. That's the only thing that i currently may be doing wrong.
I have a 1,5 Meter and a 4,5 Meter cable connected to the USB-Controller
and i only use of them depending on where the HDD is placed in my room,
the other one is dangling unconnected.
Then i will unco
On Thu, 07 Dec 2006 20:41:12 +0100, Matthias Schniedermeyer <[EMAIL PROTECTED]>
wrote:
> >>I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
> >>(currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
> >>[]
> >>This time i kept the defective files and used "
On Dec 7 2006 23:57, Matthias Schniedermeyer wrote:
>DervishD wrote:
>
>The 38 HDDs are in 38 enclosures, so each has it's own power supply. I
>have used different cables and i replaced the USB-Controller once.
>
>So it can't be a single faulty component. Except when the computer
>itself would be
DervishD wrote:
> Hi Matthias :)
>
> * Matthias Schniedermeyer <[EMAIL PROTECTED]> dixit:
>
>>My averate file size is about 1GB with files from about 400MB to
>>5000MB I estimate the average error-rate at about one damaged file in
>>about 10GB of data.
>>
>>I'm not sure and haven't checked i
Hi Matthias :)
* Matthias Schniedermeyer <[EMAIL PROTECTED]> dixit:
> My averate file size is about 1GB with files from about 400MB to
> 5000MB I estimate the average error-rate at about one damaged file in
> about 10GB of data.
>
> I'm not sure and haven't checked if the files are wrongly w
Alan Stern wrote:
> On Wed, 6 Dec 2006, Matthias Schniedermeyer wrote:
>
>
>>Hi
>>
>>
>>I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
>>(currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
>>
>>After i realised about a year(!) ago that the files copied to
On Wed, 6 Dec 2006, Matthias Schniedermeyer wrote:
> Hi
>
>
> I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
> (currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
>
> After i realised about a year(!) ago that the files copied to the HDDs
> sometimes aren
Robert Hancock wrote:
> Matthias Schniedermeyer wrote:
>> Hi
>>
>>
>> I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
>> (currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is
>> used)
>
> All the same enclosure type?
36x"Fantec (was MaPower) DB-335U2-1" with Genesy
Matthias Schniedermeyer wrote:
Hi
I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
(currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
All the same enclosure type?
This time i kept the defective files and used "vbindiff" to show me the
difference. Stra
Hi
I'm using a Bunch auf HDDs in USB-Enclosures for storing files.
(currently 38 HDD, with a total capacity of 9,5 TB of which 8,5 TB is used)
After i realised about a year(!) ago that the files copied to the HDDs
sometimes aren't identical to the "original"-files i changed my
procedured so that
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