Re: xfsdump max file size

[Jason Joines <joines@bus.okstate.edu>]

Mandy Kirkconnell wrote:

> Jason Joines wrote:
>
>> What's the maximum file size for a file to be dumped by xfsdump? 
>
>
>
> xfsdump doesn't (really) have a maximum file size limitation.  There 
> is a maximum file size defined in xfsdump/dump/content.c but it is set 
> to the largest theoretical file size, 18 million terabytes.  The 
> definition is defined in bytes:
>
> /* max "unsigned long long int"
> */
> #define ULONGLONG_MAX   18446744073709551615LLU
>
> Obviously this maximum limit is impossible to hit, which is why I say 
> xfsdump doesn't have a max file size limit.  You should be able to 
> dump the biggest possible file you can create.
>
> There is, however,  a command line option (-z) to set a maximum file 
> size for your dump.  This option allows you to specify a maximum file 
> size, in kilobytes.   Files over this size will be excluded from the 
> dump.
>
When running a dump with "xfsdump -F -e -f /local/backup/weekly/sdb3.dmp 
-l 0 /dev/sdb3" I get the message, "xfsdump: WARNING: could not open 
regular file ino 4185158 mode 0x000081b0: File too large: not dumped".  
The file in question is 5.0 GB.

Jason
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