Re: Deprecating ext4 support

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Le 12/04/2016 01:40, Lindsay Mathieson a écrit :
> On 12/04/2016 9:09 AM, Lionel Bouton wrote:
>> * If the journal is not on a separate partition (SSD), it should
>> definitely be re-created NoCoW to avoid unnecessary fragmentation. From
>> memory : stop OSD, touch journal.new, chattr +C journal.new, dd
>> if=journal of=journal.new (your dd options here for best perf/least
>> amount of cache eviction), rm journal, mv journal.new journal, start OSD
>> again.
>
> Flush the journal after stopping the OSD !
>

No need to: dd makes an exact duplicate.

Lionel
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