Unfortunately, I just switched to a different computer. Though an older version of Ubuntu might work, yes. -Thomas
On Mon, Aug 18, 2008 at 5:42 PM, Huib Smeets <[EMAIL PROTECTED]> wrote: > Hi Thomas, > > never tried a local copy with 1 or 2G files. > > This bug renders my system useless as I move big files around, for that > reason I now moved to FreeBSD. > > What did you do about this issue?? Installed older version of Ubuntu? > > Greetz, > > Huib > >> Have you tried copying locally with very large files (1-2 GB)? The >> corruption didn't occur for me with smaller files locally. >> >> On Sun, Aug 17, 2008 at 8:15 AM, Huib Smeets <[EMAIL PROTECTED]> wrote: >>> Hi, >>> >>> on a clean install of ubuntu 8.04 (AMD kernel version) I get this very >>> same error: random bytes get mangled but the byte value as documented >>> above always differ value 10! >>> >>> After reverting back to the i386 kernel I still have the same error. The >>> corruption only happens in network traffic (ftp or samba) when I upload >>> the file to the linux server. >>> >>> I changed from AMD to I386 kernel --> problem persists >>> I swapped NIC's from onboard attansic/atheros (ATL1) to Intel Pro >>> (E1000E) --> problem persists >>> copy files locally -> no problem >>> I installed FreeBSD 7 -> no problem >>> >>> Seems to be network related but not the specific driver and it happens >>> only to the bigger files (>20Mbytes) >>> >>> Hardware: >>> - Asus M3A-H/HDMI 780G >>> - AMD Athlon 4450e >>> >>> -- >>> Regression: File corruption on amd64/nVidia with 2.6.22-14-generic >>> https://bugs.launchpad.net/bugs/162478 >>> You received this bug notification because you are a direct subscriber >>> of the bug. >>> >> >> >> -- >> http://resc.smugmug.com/ >> AIM: ferret taskforce >> >> -- >> Regression: File corruption on amd64/nVidia with 2.6.22-14-generic >> https://bugs.launchpad.net/bugs/162478 >> You received this bug notification because you are a direct subscriber >> of the bug. >> >> Status in “linux-ubuntu-modules-2.6.22†source package in Ubuntu: >> Invalid >> >> Bug description: >> I upgraded from Feisty to Gutsy using the update manager, and a few days >> later I started having problems. First, it showed up as bad downloads >> using apt-get (one of which happened to be libc6, which made my system >> unbootable for a while). Then apt-get started segfaulting (bad files in >> /var/cache/apt). Later, I downloaded a 20MB zip file I was trying to use >> 3 times, and got 3 different files. >> >> At first, I thought it was a network problem, but now I have reproduced it >> using only disk accesses. I create a 1GB file from /dev/urandom, and copy >> it to several other files, to force all of RAM to be used (I have 2GB). >> Then, I run md5sum on all of the files and get different results for each >> one. The differences in the files are really suggestive of a memory >> problem, but I have run memtest86+ for a couple of passes and it finds >> nothing. >> >> Output of cmp -lb original.bin copied1.bin: >> 584294856 227 M-^W 237 M-^_ >> 593924424 64 4 74 < >> 633975304 224 M-^T 234 M-^\ >> 640479752 202 M-^B 212 M-^J >> 644645384 163 s 173 { >> 656228872 322 M-R 332 M-Z >> 662528520 46 & 56 . >> 662782472 204 M-^D 214 M-^L >> 676360712 167 w 177 ^? >> 782352584 207 M-^G 217 M-^O >> Bit 4 is always switched from 0 to 1. >> >> I don't think that this is a hardware problem, because I have run >> memtest86+ for a couple of passes, and it found no problems. It also does >> not occur on 2.6.20-16, as far as I can tell (I've tried the procedure >> above several times and got no differences in the files). I also tried >> booting with iommu=soft, which did not fix the problem. >> >> I think that this is a file writing problem, rather than a reading >> problem, because I have checked the md5sums of the corrupted files and >> they are consistent between kernel versions/reboots. >> >> I'll attach dmesg, cpuinfo, lspci, etc. in a moment. >> > > -- > Regression: File corruption on amd64/nVidia with 2.6.22-14-generic > https://bugs.launchpad.net/bugs/162478 > You received this bug notification because you are a direct subscriber > of the bug. > -- http://resc.smugmug.com/ AIM: ferret taskforce -- Regression: File corruption on amd64/nVidia with 2.6.22-14-generic https://bugs.launchpad.net/bugs/162478 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
