moosefs-users

Re: [Moosefs-users] Wrong disk usage in mfs cgi monitor and "df -h"

[youngcow <you...@gm...>]

I think the reason is filesystem uses some space when you format it.

> Hi!
>
> That really looks a bit strange. We’d blame difference between 'df -h
> /data1' and 'du -sh /data1/chunkdata' on the operating system, and it
> has nothing to do with MooseFS (maybe some difference between protocols
> in kernel or some tools?). What is your operating system? If ‘df’ and
> ‘du’ give wrong values it may be cause of other inconsequences.
>
> And when you make this command: "ls -al /data1/chunkdata/*/*" – how many
> “chunk…mfs” files do you have? What is the sum of their sizes? Do
> something like this:
>
> ls -al /data1/chunkdata/*/* | awk '{ a+=$5; } END {print a;}'
>
> it should give the sum of files sizes in bytes.
>
> Regards
>
> Michal
>
> *From:*boblin [mailto:ai...@qq...]
> *Sent:* Wednesday, April 20, 2011 7:18 PM
> *To:* Michal Borychowski
> *Subject:* Re:RE: RE: [Moosefs-users] Wrong disk usage in mfs cgi
> monitor and "df -h"
>
> hi Michal ：
>
> Now I've got a problem about disk usage , "df -h" shows that partition
> "/data1" used space is 130M . But "du -hs *" shows only
>
> 1.1M。And the most crazy thing is that it show 35GB in cgi monitor ！！
> All my 3 chunkserver have the same problem .
>
> I had read the FAQ and found the "df -h" question ( N * 256 * num_of_hdd
> increased by disk usage），it doesn't help ...
>
> How can I know the exactlly disk usage ?
>
>
>
> ------------------------------------------------------------------------------
> Benefiting from Server Virtualization: Beyond Initial Workload
> Consolidation -- Increasing the use of server virtualization is a top
> priority.Virtualization can reduce costs, simplify management, and improve
> application availability and disaster protection. Learn more about boosting
> the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev
>
>
>
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Re: [Moosefs-users] Wrong disk usage in mfs cgi monitor and "df -h"

[Boli <bo...@le...>]

Does it have anything to do with reserved space for root on the filesystem?

(tune2fs -m 1 , or similar...)

On 21/04/2011 11:04, youngcow wrote:
> I think the reason is filesystem uses some space when you format it.
> 
>> Hi!
>>
>> That really looks a bit strange. We’d blame difference between 'df -h
>> /data1' and 'du -sh /data1/chunkdata' on the operating system, and it
>> has nothing to do with MooseFS (maybe some difference between protocols
>> in kernel or some tools?). What is your operating system? If ‘df’ and
>> ‘du’ give wrong values it may be cause of other inconsequences.
>>
>> And when you make this command: "ls -al /data1/chunkdata/*/*" – how many
>> “chunk…mfs” files do you have? What is the sum of their sizes? Do
>> something like this:
>>
>> ls -al /data1/chunkdata/*/* | awk '{ a+=$5; } END {print a;}'
>>
>> it should give the sum of files sizes in bytes.
>>
>> Regards
>>
>> Michal
>>
>> *From:*boblin [mailto:ai...@qq...]
>> *Sent:* Wednesday, April 20, 2011 7:18 PM
>> *To:* Michal Borychowski
>> *Subject:* Re:RE: RE: [Moosefs-users] Wrong disk usage in mfs cgi
>> monitor and "df -h"
>>
>> hi Michal ：
>>
>> Now I've got a problem about disk usage , "df -h" shows that partition
>> "/data1" used space is 130M . But "du -hs *" shows only
>>
>> 1.1M。And the most crazy thing is that it show 35GB in cgi monitor ！！
>> All my 3 chunkserver have the same problem .
>>
>> I had read the FAQ and found the "df -h" question ( N * 256 * num_of_hdd
>> increased by disk usage），it doesn't help ...
>>
>> How can I know the exactlly disk usage ?
>>
>>
>>
>> ------------------------------------------------------------------------------
>> Benefiting from Server Virtualization: Beyond Initial Workload
>> Consolidation -- Increasing the use of server virtualization is a top
>> priority.Virtualization can reduce costs, simplify management, and improve
>> application availability and disaster protection. Learn more about boosting
>> the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev
>>
>>
>>
>> _______________________________________________
>> moosefs-users mailing list
>> moo...@li...
>> https://lists.sourceforge.net/lists/listinfo/moosefs-users
> 
> 
> ------------------------------------------------------------------------------
> Benefiting from Server Virtualization: Beyond Initial Workload 
> Consolidation -- Increasing the use of server virtualization is a top
> priority.Virtualization can reduce costs, simplify management, and improve 
> application availability and disaster protection. Learn more about boosting 
> the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev
> _______________________________________________
> moosefs-users mailing list
> moo...@li...
> https://lists.sourceforge.net/lists/listinfo/moosefs-users