[Casper] "du: : No such file or directory" in backup emails

Justin Crowe justin.g.crowe at nasa.gov
Wed Jul 29 11:24:12 PDT 2009


The emails are generated by Casper.  My guess is that it is trying to  
put how big the backups are in the email that it sends out.  Other  
then setting up the backup schedule in the JSS Setup Utility, I did  
nothing special for this other then creating the folder in which the  
backups reside.

Justin

On Jul 29, 2009, at 10:56 AM, Thomas Larkin wrote:

> Why is the du binary even running is what I would ask?  Is it  
> checking for free disk space before it makes the back up?
>
> If you run it as admin, anything owned by root will be unaccessible,  
> if you have any weird flags on your files it may be unaccessible, if  
> you run it as root you can generally have it run on any file/ 
> directory.
>
> For example, if I did this
>
> du -d -x -h /
>
> with out putting sudo in front of it, everything under /private  
> would tell me I don't have permission to view it.  I think this may  
> be a question for jamf as perhaps du runs to check the current back  
> up paths free space, and if there is enough free space then it  
> creates a back up?
>
> Or are you running any kind of custom scripts?
>
> >>> Justin Crowe <justin.g.crowe at nasa.gov> 07/29/09 12:29 PM >>>
> If it is a permissions issue who should be the owner?
>
> Justin
>
> On Jul 29, 2009, at 9:59 AM, Thomas Larkin wrote:
>
>> du is the disk usage binary which tells you how much disk space is  
>> being used by a directory or volume.
>>
>> It looks to me like it is trying to guess the size of a file or  
>> directory that it can't, is not there, or doesn't have permission  
>> to, ie owned by root.
>>
>>
>>
>>
>> ___________________________
>> Thomas Larkin
>> TIS Department
>> KCKPS USD500
>> tlarki at kckps.org
>> blackberry:  913-449-7589
>> office:  913-627-0351
>>
>>
>>
>>
>>
>> >>> Justin Crowe <Justin.G.Crowe at nasa.gov> 07/29/09 11:39 AM >>>
>> We have setup the backup schedule in the JSS Setup Utility to send
>> emails when the backups are complete.  We also have it set to save x
>> amount of days of backups.  But, when the emails come out, under the
>> section with the previous backups we see these messages:
>>
>>
>> du: : No such file or directory2009-07-28_02-00-00.sql.gz
>> du: : No such file or directory2009-07-24_16-08-05.sql.gz
>>
>> Is this a bug or are we doing something wrong?  Has anyone else seen
>> this behavior?
>>
>> Justin
>> _______________________________________________
>> Casper mailing list
>> Casper at list.jamfsoftware.com
>> http://list.jamfsoftware.com/mailman/listinfo/casper
>
>
>

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