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From: Goffredo Baroncelli <kreijack@libero.it>
To: dsterba@suse.cz, linux-btrfs@vger.kernel.org,
	DanglingPointer <danglingpointerexception@gmail.com>,
	Joshua Houghton <joshua.houghton@yandex.ru>,
	David Sterba <dsterba@suse.com>
Subject: Re: [PATCH V2] btrfs-progs: add RAID5/6 support to btrfs fi us
Date: Thu, 28 May 2020 18:46:08 +0200	[thread overview]
Message-ID: <a705e6ad-cc99-b802-ec03-1ce56b04a95d@libero.it> (raw)
In-Reply-To: <20200528160721.GN18421@twin.jikos.cz>

On 5/28/20 6:07 PM, David Sterba wrote:
> On Wed, May 27, 2020 at 10:37:47PM +0200, Goffredo Baroncelli wrote:
>> this patch adds support for the raid5/6 profiles in the command
>> 'btrfs filesystem usage'.
> 
>> $ sudo btrfs fi us /
>> Overall:
>>      Device size:		  40.00GiB
>>      Device allocated:		   8.28GiB
>>      Device unallocated:		  31.72GiB
>>      Device missing:		     0.00B
>>      Used:			   5.00GiB
>>      Free (estimated):		  17.36GiB	(min: 17.36GiB)
>>      Data ratio:			      2.00
>>      Metadata ratio:		      0.00
>>      Global reserve:		   3.25MiB	(used: 0.00B)
>>
>> Data,RAID6: Size:4.00GiB, Used:2.50GiB (62.53%)
> 
>> Instead before:
>>
>> $ sudo btrfs fi us /
>> WARNING: RAID56 detected, not implemented
>> WARNING: RAID56 detected, not implemented
>> WARNING: RAID56 detected, not implemented
>> Overall:
>>      Device size:		  40.00GiB
>>      Device allocated:		     0.00B
>>      Device unallocated:		  40.00GiB
>>      Device missing:		     0.00B
>>      Used:			     0.00B
>>      Free (estimated):		     0.00B	(min: 8.00EiB)
>>      Data ratio:			      0.00
>>      Metadata ratio:		      0.00
>>      Global reserve:		   3.25MiB	(used: 0.00B)
>>
>> Data,RAID6: Size:4.00GiB, Used:2.50GiB (62.53%)
> 
>> I rewrote the patch after some David's comments about the difficult to
>> review it because I changed too much code. So this time I tried to be less
>> intrusive. I leaved the old logic and I computed only the missing
>> values.
> 
> Thanks, that's what I expected. Patch added to devel.
> 

Greath ! Many thanks
BR
G.Baroncelli

-- 
gpg @keyserver.linux.it: Goffredo Baroncelli <kreijackATinwind.it>
Key fingerprint BBF5 1610 0B64 DAC6 5F7D  17B2 0EDA 9B37 8B82 E0B5

      reply	other threads:[~2020-05-28 16:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-27 20:37 [PATCH V2] btrfs-progs: add RAID5/6 support to btrfs fi us Goffredo Baroncelli
2020-05-27 20:37 ` [PATCH] Add support for RAID5/6 to the command "btrfs fi us" Goffredo Baroncelli
2020-05-28 16:07 ` [PATCH V2] btrfs-progs: add RAID5/6 support to btrfs fi us David Sterba
2020-05-28 16:46   ` Goffredo Baroncelli [this message]

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