Re: inconsistent ls result

2007-09-19 Thread Mumia W..

On 09/19/2007 05:47 AM, Mathieu DESPRIEE wrote:

Hi,

I have an inconsistent behavior in a ext3 file system.

Here are the result of 2 ls commands done within a few minutes of time :

  www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007113* 


Directory listed: 0007113 (two 1's)



  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071130
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071131
  drwxr-sr-x  2 webadmin webadmin 4096 2007-08-10 23:31
00/00071/00071132
  drwxr-sr-x  2 webadmin webadmin 4096 2007-08-10 23:31
00/00071/00071133
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071135
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071137


  www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007173* 


Directory listed: 0007173 (two 7's)


  drwxr-sr-x 2 webadmin webadmin 4096 2007-08-10 23:31 00/00071/00071731

  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-07 20:42 00/00071/00071733

  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-10 16:36 00/00071/00071734

  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-07 20:42 00/00071/00071736

  drwxr-sr-x 2 webadmin webadmin 4096 2007-04-05 00:33 00/00071/00071738

  drwxr-sr-x 2 webadmin webadmin 4096 2007-08-10 23:31 00/00071/00071739


In between, nothing but some navigation in the directory structure, with
some cd or ls commands... For info, the 00071 directory contains around
700 sub-entries.
It's sure that no other program running in the background move or change
anything in this directory structure.


Another manifestation of the same problem :


  www1:/data/documents/upload/bill/invoices# cd 00/00071/00071134 
  -bash: cd: 00/00071/00071134: No such file or directory 

  www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/00071734 
  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-10 16:36 00/00071/00071734



  www1:/data/documents/upload/bill/invoices# ls -l 00/00071/00071734 
  total 528 
  -rw-r--r-- 1 webadmin webadmin 93401 2007-04-05 00:33 Bill.pdf 


<--  cut : the listing works well. All files are correctly
listed -->

  www1:/data/documents/upload/bill/invoices# cd 00/00071/00071134 
  -bash: cd: 00/00071/00071134: No such file or directory




Correct, the directory listing at the top does not show 00071134 as an 
entry.




This occurs on a highly used production server, so we cannot easily
reboot or unmount this filesystem for fsck... and a fortiori we cannot
neither try to upgrade any lib.

The kernel version is 2.6.8-2-686-smp #1 SMP Thu May 19 17:27:55 JST
2005.
The impacted filesystem is ext3.

I can't find any referenced bug that looks like this problem.

Any clue ?

MD.




Please forgive me if I'm missing something obvious. You listed two 
different directories and got two different results. I don't see the 
problem.


7 != 1



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Re: inconsistent ls result

2007-09-19 Thread Douglas A. Tutty
On Wed, Sep 19, 2007 at 04:22:20PM +0200, Mathieu DESPRIEE wrote:
> Aaaggg !!!
> What an awful mistake !

It happens to all of us at some point.

Aren't you glad you didn't scream ROOTKIT! and reinstall?

Doug.


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RE: inconsistent ls result

2007-09-19 Thread Mathieu DESPRIEE
Aaaggg !!!
What an awful mistake !

-Message d'origine-
De : Finn Lindgren [mailto:[EMAIL PROTECTED] 
Envoyé : mercredi 19 septembre 2007 16:00
À : debian-user@lists.debian.org
Objet : Re: inconsistent ls result

On Wed, Sep 19, 2007 at 12:47:42 +0200, Mathieu DESPRIEE wrote:
> I have an inconsistent behavior in a ext3 file system.
> 
> Here are the result of 2 ls commands done within a few minutes of time :

I've collected the two command lines to make it easier to see the problem:

>   www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007113* 
>   www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007173* 

You are getting different results becasue you aren't actually running
the same command; Notice the difference between 7113 and 7173 at the
end?

The same appears to be the case in the other example:

>   www1:/data/documents/upload/bill/invoices# cd 00/00071/00071134 
>   -bash: cd: 00/00071/00071134: No such file or directory 

That directory was missing from the previous listing (71133 and 71135
were there), so this seems correct.

>   www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/00071734 
>   drwxr-sr-x 2 webadmin webadmin 4096 2007-09-10 16:36 00/00071/00071734

This directory was there, so this also seems correct.

I may have overlooked something, but from the information you supplied
I can't see anything wrong with the results.

  /Finn

-- 
Finn Lindgren, email: [EMAIL PROTECTED], phone: +46 46 2229837
www: http://www.maths.lth.se/matstat/staff/finn/
Centre for Mathematical Sciences, Lund University
Box 118, SE-221 00, Sweden


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Re: inconsistent ls result

2007-09-19 Thread Finn Lindgren
On Wed, Sep 19, 2007 at 12:47:42 +0200, Mathieu DESPRIEE wrote:
> I have an inconsistent behavior in a ext3 file system.
> 
> Here are the result of 2 ls commands done within a few minutes of time :

I've collected the two command lines to make it easier to see the problem:

>   www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007113* 
>   www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007173* 

You are getting different results becasue you aren't actually running
the same command; Notice the difference between 7113 and 7173 at the
end?

The same appears to be the case in the other example:

>   www1:/data/documents/upload/bill/invoices# cd 00/00071/00071134 
>   -bash: cd: 00/00071/00071134: No such file or directory 

That directory was missing from the previous listing (71133 and 71135
were there), so this seems correct.

>   www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/00071734 
>   drwxr-sr-x 2 webadmin webadmin 4096 2007-09-10 16:36 00/00071/00071734

This directory was there, so this also seems correct.

I may have overlooked something, but from the information you supplied
I can't see anything wrong with the results.

  /Finn

-- 
Finn Lindgren, email: [EMAIL PROTECTED], phone: +46 46 2229837
www: http://www.maths.lth.se/matstat/staff/finn/
Centre for Mathematical Sciences, Lund University
Box 118, SE-221 00, Sweden


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Re: inconsistent ls result

2007-09-19 Thread Steve Kemp
On Wed Sep 19, 2007 at 12:47:42 +0200, Mathieu DESPRIEE wrote:

> I have an inconsistent behavior in a ext3 file system.

> I can't find any referenced bug that looks like this problem.

  rootkit?

Steve
-- 


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inconsistent ls result

2007-09-19 Thread Mathieu DESPRIEE
Hi,

I have an inconsistent behavior in a ext3 file system.

Here are the result of 2 ls commands done within a few minutes of time :

  www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007113* 
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071130
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071131
  drwxr-sr-x  2 webadmin webadmin 4096 2007-08-10 23:31
00/00071/00071132
  drwxr-sr-x  2 webadmin webadmin 4096 2007-08-10 23:31
00/00071/00071133
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071135
  drwxr-sr-x  2 webadmin webadmin 4096 2007-09-07 20:40
00/00071/00071137


  www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/0007173* 
  drwxr-sr-x 2 webadmin webadmin 4096 2007-08-10 23:31 00/00071/00071731

  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-07 20:42 00/00071/00071733

  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-10 16:36 00/00071/00071734

  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-07 20:42 00/00071/00071736

  drwxr-sr-x 2 webadmin webadmin 4096 2007-04-05 00:33 00/00071/00071738

  drwxr-sr-x 2 webadmin webadmin 4096 2007-08-10 23:31 00/00071/00071739


In between, nothing but some navigation in the directory structure, with
some cd or ls commands... For info, the 00071 directory contains around
700 sub-entries.
It's sure that no other program running in the background move or change
anything in this directory structure.


Another manifestation of the same problem :


  www1:/data/documents/upload/bill/invoices# cd 00/00071/00071134 
  -bash: cd: 00/00071/00071134: No such file or directory 

  www1:/data/documents/upload/bill/invoices# ls -ld 00/00071/00071734 
  drwxr-sr-x 2 webadmin webadmin 4096 2007-09-10 16:36 00/00071/00071734


  www1:/data/documents/upload/bill/invoices# ls -l 00/00071/00071734 
  total 528 
  -rw-r--r-- 1 webadmin webadmin 93401 2007-04-05 00:33 Bill.pdf 

<--  cut : the listing works well. All files are correctly
listed -->

  www1:/data/documents/upload/bill/invoices# cd 00/00071/00071134 
  -bash: cd: 00/00071/00071134: No such file or directory


This occurs on a highly used production server, so we cannot easily
reboot or unmount this filesystem for fsck... and a fortiori we cannot
neither try to upgrade any lib.

The kernel version is 2.6.8-2-686-smp #1 SMP Thu May 19 17:27:55 JST
2005.
The impacted filesystem is ext3.

I can't find any referenced bug that looks like this problem.

Any clue ?

MD.