Re: What to do about df and btrfs fi df

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On 02/11/2014 07:33 PM, Josef Bacik wrote:
> 
> 
> On 02/11/2014 01:20 PM, Goffredo Baroncelli wrote:
>> On 02/11/2014 02:14 PM, Josef Bacik wrote:
>>>
>>>
>>> On 02/10/2014 05:26 PM, Goffredo Baroncelli wrote:
>>>> On 02/10/2014 05:41 PM, Josef Bacik wrote:
>>>>> ===== New and improved btrfs fi df =====
>> [...]
>>
>> Hi Josef
>>
>>> The problem I had with this patch was it didn't give me a way to get
>>> the original output.  I as a developer really need to have the raw
>>> dump of the block group info as I'm doing stuff.  So I like this
>>> output, but I still need my old output, if you fix that part up I'll
>>> review/ack it. Thanks,
>>
>> I am open to improve this patch. What about the following output (it
>> was a copy and paste, no code for now, the number are invented)
>>
>> $ sudo btrfs filesystem df /mnt/btrfs1/
>> Disk size:         400.00GB
>> Disk unallocated:     391.97GB
>> Disk allocation:
>>                          Allocated    Used
>>     Data, single:           2.01GB,         1.00GB
>>     System, DUP:            4.00MB          2.00MB
>>     System, single:         4.00MB          1.00MB
>>     Metadata, DUP:          2.00GB        750.00MB
>>     Metadata, single:       8.00MB          2.20MB
>>                             ------         -------
>>     Total:                  7.00GB          1.75GB
>>
>> Free (Estimated):     250.45GB    (Max: 396.99GB, min: 201.00GB)
>> Data to disk ratio:         63 %
>>
>> Do you like ? Do you have further suggestions ?
>>
>> Anyway if you want a more understandable block group info dump,
>> I suggest you to give a look to the other command (same patch set):
>>
>> $ sudo ./btrfs filesystem disk-usage -t /mnt/btrfs1/
>>           Data   Data    Metadata Metadata System System
>>           Single RAID6   Single   RAID5    Single RAID5   Unallocated
>>
>> /dev/vdb 8.00MB  1.00GB   8.00MB   1.00GB 4.00MB  4.00MB     97.98GB
>> /dev/vdc      -  1.00GB        -   1.00GB      -  4.00MB     98.00GB
>> /dev/vdd      -  1.00GB        -   1.00GB      -  4.00MB     98.00GB
>> /dev/vde      -  1.00GB        -   1.00GB      -  4.00MB     98.00GB
>>           ====== ======= ======== ======== ====== ======= ===========
>> Total    8.00MB  2.00GB   8.00MB   3.00GB 4.00MB 12.00MB    391.97GB
>> Used       0.00 11.25MB     0.00  36.00KB   0.00  4.00KB
>>
> 
> I did not notice this before, as long as I have a way to get to this
> information still then I'm good with what you had originally. I guess
> update and resend and I'll review it. Thanks,> 
> Josef

Ok, let me few day to rebase the patches.

> 


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