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Re: 2GB limit on samba and nfs?



On 4/29/05, Rick Stevens <rstevens vitalstream com> wrote:
> Guy Fraser wrote:
> > On Thu, 2005-28-04 at 13:56 -0500, Debbie Tropiano wrote:
> >
> >>Mike -
> >>
> >>Did you ever get a resolution for this?  We're seeing similar problems
> >>with two of our FC2 systems (2.6.6 kernel) interacting with each other
> >>via NFS and/or with other systems (including Solaris).  Our testing
> >>shows that it's only a problem on two (of our five FC2 systems) and one
> >>of them has a 3ware RAID card (the Escalade, not the newer 9000 series)
> >>so I'm not sure if that's a factor.
> >>
> >>Could it be an NFS setting somewhere (the systems were installed from
> >>the same media and should be setup very close to the same).
> >>
> >>We're pretty baffled by this problem, so any advice would be appreciated.
> >>
> >
> >
> > I regularly send files over 3GB to my FC3 machine running Samba.
> > I am unable to send files over 4GB. For larger files I had been
> > using an external Firewire drive formated with NTFS, but recently
> > got "Putty" for my Windows machine and am using the SCP client
> > {pscp} to transfer the files now.
> 
> I think Windows (and hence Samba) shares are limited to 4GB because of
> the 32-bit file pointer issue (using an int rather than a off_t).  On
> Linux, this limits programs to a 2GB file size, because it's a signed
> int (2^31 = 2G).  On Windows, I think they treat it as an unsigned int
> (2^32 = 4G).
> 
> Not all programs suffer from this--it depends on how they were built.
> Apache, for example, has this issue with its log files.  Why they
> haven't fixed it yet, I don't know.  It ain't rocket science.

Do the Windows side is running NTFS file system ?


Wong Kwok Hon


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