Re: NFSv3 Problem
thanks , I have installed kernel 2.4.1 with the latest util-linux ,modutils and raidtool (arrrgg) and finally I can write file 2Gb :-) ...now i must rebuild ls, mv etc. m. On Tue, Feb 06, 2001 at 09:33:06AM -0800 or thereabouts, brian moore wrote: On Tue, Feb 06, 2001 at 12:06:16AM -0500, Fraser Campbell wrote: Francis 'Dexter' Gois [EMAIL PROTECTED] writes: Not sure, but i think your problem is not with the NFS but with the ext2fs filesystem, which cannot handle files larger than 2gb. Yes, ext2's maximum file size is 1 byte less than 2 GB (2147483647 bytes. Bzzt. Wrong. This is a limit of 2.2 and earlier kernels on 32 bit hardware. It has -NOTHING- to do with the file system per se: you will see exactly the same situation on Reiserfs, NFS (exported from a 64 bit machine even!), and every other file system. Why? Try 'man lseek' and note that the size of off_t, which is a 32 bit number on 32 bit platforms. There are lots and lots of library and system calls that expect or return something of type off_t, which can not exceed 32 bits on a 32 bit machine without some hackery. (See google for the 'large filesystem summit' for how ugly that hackery is.) The exact same file systems -do- support huge files on 64 bit machines. Why? Again, off_t is a 64 bit number on a 64 bit machine. If the remote filesystem is ext2 then this is definitely the problem. The 2.4 kernel gets around this problem at least with some filesystems (perhaps still not with ext2 though) ... if you really need to create files 2GB then you should upgrade your kernel. I've been running woody with 2.4 kernels (test and stable) for months without any problems, YMMV. Doesn't matter -what- the remote file system type is. Neither NFS nor glibc supports large files on 2.2 kernels. Period. Not with e2fs, not with nfs, not with anything. If you need files =2G, you need a newer kernel or a 64 bit machine. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED] -- --
Re: NFSv3 Problem
On Mon, 5 Feb 2001, Francis 'Dexter' Gois wrote: Hello. As far as I know, to get 2GB+ file support you both need a 2.4.x kernel and a libc6 that is compiled against 2.4.x headers. I do not know if current debian unstable has this working, but that is what it takes to get it running at least. Regards /Roger Abrahamsson Hi, Not sure, but i think your problem is not with the NFS but with the ext2fs filesystem, which cannot handle files larger than 2gb. I think i read it in a howto. Does anyone has a reference ? On Monday 05 February 2001 18:33, Massimiliano Mannozzi wrote: hi I have a problem with NFSv3, I have correctly installed kernel 2.2.18 with the NFSv3 support and util-linux2-10s. I have put in /etc/fstab 192.168.10.10:/vol/vol0/home /mnt nfs rsize=8192,wsize=8192,nfsvers=3,nolock,timeo=14,intr,bg 0 0 and all it works normally, but it does not write file greater than 2Gb. ulimit -a core file size (blocks) 0 data seg size (kbytes) unlimited file size (blocks) unlimited max locked memory (kbytes) unlimited max memory size (kbytes)unlimited why? thank's m. -- -- Francis "Dexter" Gois- mailto : [EMAIL PROTECTED] System Network Administrator - Tiscali Belgium NV/SA Keep the Internet Free with Tiscalinet - phone: +3224000839 http://www.tiscalinet.be/- fax: +3224000899 -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED] -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
Re: NFSv3 Problem
On Mon, 5 Feb 2001, Francis 'Dexter' Gois wrote: Hello. As far as I know, to get 2GB+ file support you both need a 2.4.x kernel and a libc6 that is compiled against 2.4.x headers. I do not know if current debian unstable has this working, but that is what it takes to get it running at least. Regards /Roger Abrahamsson Hi, Not sure, but i think your problem is not with the NFS but with the ext2fs filesystem, which cannot handle files larger than 2gb. I think i read it in a howto. Does anyone has a reference ? On Monday 05 February 2001 18:33, Massimiliano Mannozzi wrote: hi I have a problem with NFSv3, I have correctly installed kernel 2.2.18 with the NFSv3 support and util-linux2-10s. I have put in /etc/fstab 192.168.10.10:/vol/vol0/home /mnt nfs rsize=8192,wsize=8192,nfsvers=3,nolock,timeo=14,intr,bg 0 0 and all it works normally, but it does not write file greater than 2Gb. ulimit -a core file size (blocks) 0 data seg size (kbytes) unlimited file size (blocks) unlimited max locked memory (kbytes) unlimited max memory size (kbytes)unlimited why? thank's m. -- -- Francis Dexter Gois- mailto : [EMAIL PROTECTED] System Network Administrator - Tiscali Belgium NV/SA Keep the Internet Free with Tiscalinet - phone: +3224000839 http://www.tiscalinet.be/- fax: +3224000899 -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of unsubscribe. Trouble? Contact [EMAIL PROTECTED]
Re: NFSv3 Problem
On Tue, Feb 06, 2001 at 12:06:16AM -0500, Fraser Campbell wrote: Francis 'Dexter' Gois [EMAIL PROTECTED] writes: Not sure, but i think your problem is not with the NFS but with the ext2fs filesystem, which cannot handle files larger than 2gb. Yes, ext2's maximum file size is 1 byte less than 2 GB (2147483647 bytes. Bzzt. Wrong. This is a limit of 2.2 and earlier kernels on 32 bit hardware. It has -NOTHING- to do with the file system per se: you will see exactly the same situation on Reiserfs, NFS (exported from a 64 bit machine even!), and every other file system. Why? Try 'man lseek' and note that the size of off_t, which is a 32 bit number on 32 bit platforms. There are lots and lots of library and system calls that expect or return something of type off_t, which can not exceed 32 bits on a 32 bit machine without some hackery. (See google for the 'large filesystem summit' for how ugly that hackery is.) The exact same file systems -do- support huge files on 64 bit machines. Why? Again, off_t is a 64 bit number on a 64 bit machine. If the remote filesystem is ext2 then this is definitely the problem. The 2.4 kernel gets around this problem at least with some filesystems (perhaps still not with ext2 though) ... if you really need to create files 2GB then you should upgrade your kernel. I've been running woody with 2.4 kernels (test and stable) for months without any problems, YMMV. Doesn't matter -what- the remote file system type is. Neither NFS nor glibc supports large files on 2.2 kernels. Period. Not with e2fs, not with nfs, not with anything. If you need files =2G, you need a newer kernel or a 64 bit machine.
NFSv3 Problem
hi I have a problem with NFSv3, I have correctly installed kernel 2.2.18 with the NFSv3 support and util-linux2-10s. I have put in /etc/fstab 192.168.10.10:/vol/vol0/home /mnt nfs rsize=8192,wsize=8192,nfsvers=3,nolock,timeo=14,intr,bg 0 0 and all it works normally, but it does not write file greater than 2Gb. ulimit -a core file size (blocks) 0 data seg size (kbytes) unlimited file size (blocks) unlimited max locked memory (kbytes) unlimited max memory size (kbytes)unlimited why? thank's m. -- -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
NFSv3 Problem
hi I have a problem with NFSv3, I have correctly installed kernel 2.2.18 with the NFSv3 support and util-linux2-10s. I have put in /etc/fstab 192.168.10.10:/vol/vol0/home /mnt nfs rsize=8192,wsize=8192,nfsvers=3,nolock,timeo=14,intr,bg 0 0 and all it works normally, but it does not write file greater than 2Gb. ulimit -a core file size (blocks) 0 data seg size (kbytes) unlimited file size (blocks) unlimited max locked memory (kbytes) unlimited max memory size (kbytes)unlimited why? thank's m. --
Re: NFSv3 Problem
Hi, Not sure, but i think your problem is not with the NFS but with the ext2fs filesystem, which cannot handle files larger than 2gb. I think i read it in a howto. Does anyone has a reference ? On Monday 05 February 2001 18:33, Massimiliano Mannozzi wrote: hi I have a problem with NFSv3, I have correctly installed kernel 2.2.18 with the NFSv3 support and util-linux2-10s. I have put in /etc/fstab 192.168.10.10:/vol/vol0/home /mnt nfs rsize=8192,wsize=8192,nfsvers=3,nolock,timeo=14,intr,bg 0 0 and all it works normally, but it does not write file greater than 2Gb. ulimit -a core file size (blocks) 0 data seg size (kbytes) unlimited file size (blocks) unlimited max locked memory (kbytes) unlimited max memory size (kbytes)unlimited why? thank's m. -- -- Francis Dexter Gois- mailto : [EMAIL PROTECTED] System Network Administrator - Tiscali Belgium NV/SA Keep the Internet Free with Tiscalinet - phone: +3224000839 http://www.tiscalinet.be/- fax: +3224000899
Re: NFSv3 Problem
Francis 'Dexter' Gois [EMAIL PROTECTED] writes: Not sure, but i think your problem is not with the NFS but with the ext2fs filesystem, which cannot handle files larger than 2gb. Yes, ext2's maximum file size is 1 byte less than 2 GB (2147483647 bytes. If the remote filesystem is ext2 then this is definitely the problem. The 2.4 kernel gets around this problem at least with some filesystems (perhaps still not with ext2 though) ... if you really need to create files 2GB then you should upgrade your kernel. I've been running woody with 2.4 kernels (test and stable) for months without any problems, YMMV. Fraser
