Re: [linux-lvm] LVM & LFS support

[Jon Bendtsen <jon+lvm@silicide.dk>]

Jose Luis Domingo Lopez wrote:
> On Tuesday, 29 April 2003, at 14:09:44 -0400,
> Selimaj, Naxhije wrote:
> 
> 
>>Does LVM support files greater that 2GB?  
>>I'm running the default LVM (1.0.3) on RH8.  I currently have a 1.2TB
>>LVM  ext3 filesystem mounted.  If >2GB  file is supported, what changes
>>need to be made to my existing setup.
>>
> 
> I think the 2 GB limit on files is a filesystem limitation, not a block
> device limitation, and as LVM is a block device level feature, it should
> not impose any limits on file sizes.

Other than not being larger than the blockdevice, and doesnt the
blockdevice has a limit of 2T ?


> As far as I know, RH8 is recent enough to fully support large files
> (greater than 2 GB), but maybe you are using some sort of application
> not ported still to support large files, or an application on your.
> 
> I seem to remember that things like "old" cpio didn't support large
> files, check if this is the case with "strace", and look for file
> open()'s with flags O_LARGEFILE. From open(2):
> 
>        O_LARGEFILE
>               On  32-bit  systems  that  support the Large Files System, allow
>               files whose sizes cannot be represented in 31 bits to be opened.

Maybe thats why i have some trouble with pipes for files larger than 2G



JonB