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    SubjectRe: 2GIG-file

    I stand corrected. Looks like smbfs in 2.2.X uses a long long *
    (loff_t) so this should work.



    "Jeff V. Merkey" wrote:
    > Alan Cox wrote:
    > >
    > > > Dear Al, Linus, and Alan -- 2GB liit is probably something to look at
    > > > expanding in the future to support these huge SQL server database files.
    > >
    > > Indeed. Thats why there are 2.2 patches and 2.4test already zapped it. I think
    > > the limit is now about 1Tb for a file and hit due to block layer limits
    > But not for everything. The 2.2.X VFS is limited to 2GB (since the fs
    > drivers were coded this way). I treat the off_t field as an unsigned
    > long so I'm at 4GB. 2.4.X does support big files, but this guy was
    > asking about "commercial" linux distributions he could get his hands on,
    > and most folks are still on 2.2.X. Some of the FS drivers treat this
    > field as a signed long in 2.2.X.
    > I've known about the LargeFS patches for some time, but do they, for
    > example, let someone using ncpfs read and write a 4GB file on a NetWare
    > server? No, they don't because the read() and write() functions are
    > limited to 2GB in 2.2.X. This support is for EXT% variants and isn't
    > global across all the fs's. He has to get the data to the system
    > somehow, and it's a good bet he will be using a network to do it. Which
    > client can support copying of a 3.4GB file on Linux in the question--
    > SMBFS since it's an NT server -- I don't think so? Since the VFS is
    > limited to 2GB, I guess he can install large FS support, then stare at
    > the system and wonder how to get the file onto it.
    > :-)
    > Jeff

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