Messages in this thread | | | Date | Fri, 4 Feb 2000 17:52:52 +0100 | From | Jakub Jelinek <> | Subject | Re: LFS (2+GB) problems. |
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On Fri, Feb 04, 2000 at 09:32:38AM -0500, Mike Panetta wrote: > Just resently I have started messing with the lfs facilities now > in place in the devel kernels and I have run into a few problems. > > A bit of info on what I had to do to get the stuff to work (not problems > just general info) > > o Install new glibc 2.1.3 snapshot (previous versions didnt know of > stat64 syscall?) > o Rebuilt fileutils to try and fix a problem > (see below it didnt fix anything unfortunately.) > o I ran the try-lfs program to create a file it maxed out at 4TB. > This seems ok? > > Here are my problems: > > o I can create files larger than 4GB BUT I cannot remove them cleanly. > o On a reboot e2fsck truncates any file larger than 4GB to 4GB. > > > I am not sure if these are userspace or kernel space problems... But I do know > that I now have a fully LFS aware rm... (I recompiled fileutils.) and it still > doesnt seem to work. However it definately looks like somewhere a 32Bit > number is being coerced into a 64Bit one... esp since 4GB is exactly 2^32... > > > Also... the first time I ran e2fsck it complained to me about having a large > file on the FS... It said I needed to turn on some flag in the superblock > (I cant remember the name) to enable LFS support... How do I turn it on > if e2fsck didnt already? What is the flag named? Is there any real docs > on how to set up LFS in linux? I cant seem to find any.
That's a bug in kernel ext2 implementation (during conversion to page cache some parts of file.c and inode.c got lost). I'm looking into it.
Cheers, Jakub ___________________________________________________________________ Jakub Jelinek | jakub@redhat.com | http://sunsite.mff.cuni.cz/~jj Linux version 2.3.41 on a sparc64 machine (1343.49 BogoMips) ___________________________________________________________________
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