Re: df -h returns negatives values

2009-05-26 Thread Polytropon
On Tue, 26 May 2009 09:45:55 +0200, n ramrani nramr...@gmail.com wrote:
 Hi,
 
 I have FreeBSD 7.0-RELEASE-p4.
 After a problem, I have :
 /dev/aacd0s1d  2.9G   -2.2G4.9G   -83%/var
 
 I tried to do fsck but no change. Any ideas?

FreeBSD keeps a certain percentage (I thin 8%) of your disk
as a reserve, so you can have more disk space occupied than
full size minus 8%). At the moment, the reserve is utilized
to store some data.

Maybe you find some files to delete in /var, the situation
should normalize.

But still, the values look something strange... too strange...

-- 
Polytropon
From Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...
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Re: df -h returns negatives values

2009-05-26 Thread Polytropon
On Tue, 26 May 2009 16:47:15 +0300, Ivailo Tanusheff 
i.tanush...@procreditbank.bg wrote:
 If that was the case it would say something like 108%, not -83%.

Yes, this makes it really strange. I didn't recognize
it at first sight, because of the missing header:

FilesystemSize   Used   Avail   Capacity   Mounted on
/dev/aacd0s1d 2.9G  -2.2G   4.9G-83%   /var

Another thing that I recognize right now is the device
name - aacd0s1d - which refers to the Adaptec AdvancedRAID
Controller driver (aac / d0 / s1 / d); maybe some disk data
is reported wrong by the controller? Not much likely, too...



 The other strange value is the used size -2.2G.
 I see only 2 options:
  - Buffer overflow of the command (not much likely)
  - Problem with the data on the disk.

This could be determined by running

# du -sh /var

and compare the total result to the size of the /var
slice (/dev/aacd0s1d). In any case, a check in SUM with
unmounted partition would be good, as you mentioned.

 Maybe you should run fsck -fFyv /var


-- 
Polytropon
From Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...
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Re: df -h returns negatives values

2009-05-26 Thread Peter
Hi,

do you have by change a partition larger than 2TB ?

I had this with larger partions when I was trying to do them with fdisk,
not with gpt ?

Peter

n ramrani wrote:
 Hi,
 
 I have FreeBSD 7.0-RELEASE-p4.
 After a problem, I have :
 /dev/aacd0s1d  2.9G   -2.2G4.9G   -83%/var
 
 I tried to do fsck but no change. Any ideas?
 thanks.
 nr.
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Re: df -h returns negatives values

2009-05-26 Thread Ivailo Tanusheff
If that was the case it would say something like 108%, not -83%.
The other strange value is the used size -2.2G.
I see only 2 options:
 - Buffer overflow of the command (not much likely)
 - Problem with the data on the disk.

Maybe you should run fsck -fFyv /var

Regards,

Ivailo Tanusheff
Deputy Head of IT Department
ProCredit Bank (Bulgaria) AD




Polytropon free...@edvax.de 
Sent by: owner-freebsd-questi...@freebsd.org
26.05.2009 16:12
Please respond to
Polytropon free...@edvax.de


To
n ramrani nramr...@gmail.com
cc
freebsd-questions@freebsd.org
Subject
Re: df -h returns negatives values






On Tue, 26 May 2009 09:45:55 +0200, n ramrani nramr...@gmail.com wrote:
 Hi,
 
 I have FreeBSD 7.0-RELEASE-p4.
 After a problem, I have :
 /dev/aacd0s1d  2.9G   -2.2G4.9G   -83%/var
 
 I tried to do fsck but no change. Any ideas?

FreeBSD keeps a certain percentage (I thin 8%) of your disk
as a reserve, so you can have more disk space occupied than
full size minus 8%). At the moment, the reserve is utilized
to store some data.

Maybe you find some files to delete in /var, the situation
should normalize.

But still, the values look something strange... too strange...

-- 
Polytropon
From Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...
___
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freebsd-questions-unsubscr...@freebsd.org

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Re: df -h returns negatives values

2009-05-26 Thread n ramrani
- No the controller doesn't report something wrong with my disk (test with
arrconf)
- my partitions are less than 2TB, I have two 146GB disks in raid1for my
system
- yes the controller is Adaptec
- du -sh /var
give me 258M /var
/dev/aacd0s1d  2.9G   -2.2G4.9G   -83%/var

I have /var/crash/
-rw---  1 root  wheel  94818304 May 20 11:56 vmcore.0
I do
 rm vmcore.0
/dev/aacd0s1d  2.9G   -2.3G4.9G   -86%/var

I'll try again to do ( but I am not convinced that this solves my problem)
fsck -fFyv /var




2009/5/26 Polytropon free...@edvax.de

 On Tue, 26 May 2009 09:45:55 +0200, n ramrani nramr...@gmail.com wrote:
  Hi,
 
  I have FreeBSD 7.0-RELEASE-p4.
  After a problem, I have :
  /dev/aacd0s1d  2.9G   -2.2G4.9G   -83%/var
 
  I tried to do fsck but no change. Any ideas?

 FreeBSD keeps a certain percentage (I thin 8%) of your disk
 as a reserve, so you can have more disk space occupied than
 full size minus 8%). At the moment, the reserve is utilized
 to store some data.

 Maybe you find some files to delete in /var, the situation
 should normalize.

 But still, the values look something strange... too strange...

 --
 Polytropon
 From Magdeburg, Germany
 Happy FreeBSD user since 4.0
 Andra moi ennepe, Mousa, ...

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