Ext4 + barriers=1 + ssd + power loss while commiting to a git repo = broken repo?

[Michał Piotrowski]

2011/4/14 Bryn M. Reeves <bmr at redhat.com>:
> On 04/14/2011 04:38 PM, Michał Piotrowski wrote:
>> 2011/4/14 Jason D. Clinton <me at jasonclinton.com>:
>>> 2011/4/14 Bruno Wolff III <bruno at wolff.to>
>>>>
>>>> On Thu, Apr 14, 2011 at 16:53:00 +0200,
>>>>  Michał Piotrowski <mkkp4x4 at gmail.com> wrote:
>>>>> "Fixed a rare condition that could cause the drive to reset and clear
>>>>> the data"
>>>>>
>>>>> I begin to wonder if it was the right decision to change main drive to
>>>>> SSD :)
>>>>>
>>>>> Maybe it's time to start using data=journal
>>>>
>>>> If you want to read some scary stuff some SSDs do take a look at the
>>>> following
>>>> comment from LWN: http://lwn.net/Articles/437467/
>>>
>>> All the "compacting" firmwares on all SSD's do this.
>>>
>>>
>>
>> I hope that it works this way only on NTFS and do not attempt to free
>> unused Ext4 space :)
>>
>
> Dan Berrangé and I were just wondering how it "knows" it's NTFS; what happens
> for e.g. if you put an image of an NTFS volume inside an ext4 volume on one of
> these things?

Good question. It would be good if it was possible to disable such "feature".

>
> Kinda brings back memories of reiserfsck fun.
>
> Regards,
> Bryn.
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-- 
Best regards,
Michal

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