Can I have nodatacow but still have checksumming?

On Tue, Oct 27, 2015 at 4:05 PM, cheater00 . <cheate...@gmail.com> wrote:
> I'll just add nodatacow to the fstab, because the whole disk is for downloads.
> There actually is compression happening?
>
> On Tue, Oct 27, 2015 at 4:01 PM, Holger Hoffstätte
> <holger.hoffstae...@googlemail.com> wrote:
>> On 10/27/15 15:43, cheater00 . wrote:
>>> I have remounted without autodefrag and the issue keeps on happening.
>>
>> At the risk of stating the obvious, the simplest thing is to stop using
>> COW with compression for torrents. It's fundamentally not useful to have
>> many small in-place writes, irregular compression and not encounter insane
>> levels of fragmentation, which - at least in the current state of btrfs -
>> is known to cause long stalls. Some fixes for that will be in 4.4.
>>
>> Until then just do yourself a favor, stop doing the wrong thing and put
>> torrent downloads into a directory where they won't get COWed.
>>
>> See the wiki at:
>> https://btrfs.wiki.kernel.org/index.php/FAQ#Can_copy-on-write_be_turned_off_for_data_blocks.3F
>> for more.
>>
>> -h
>>
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to