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author | Mystery Man <unknown@mandriva.org> | 2005-08-30 18:55:27 +0000 |
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committer | Mystery Man <unknown@mandriva.org> | 2005-08-30 18:55:27 +0000 |
commit | ea3a905b182f34bba2f071111d5263f1868c4a6f (patch) | |
tree | 45713836a82198448c93696b30f3c9ab7ba9aa4a /docs/Partition-ends-after-end-of-disk.txt | |
parent | f5427227e11f6025648f9537ffd3110c003f7e25 (diff) | |
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Diffstat (limited to 'docs/Partition-ends-after-end-of-disk.txt')
-rw-r--r-- | docs/Partition-ends-after-end-of-disk.txt | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/docs/Partition-ends-after-end-of-disk.txt b/docs/Partition-ends-after-end-of-disk.txt deleted file mode 100644 index 3da57d561..000000000 --- a/docs/Partition-ends-after-end-of-disk.txt +++ /dev/null @@ -1,66 +0,0 @@ - Cylinder/Head/Size Hell Is Not Over - - pixel@mandrakesoft.com - $Date$ - - -Nowadays, you can boot Linux without ever relying on CHS -(Cylinder/Head/Size): - -- CHS information on partition table is obsolete and not used anymore. -It was causing the 1024th cylinder limitation: - - disallowing partitions above 8GiG. Problem overcome using 28bits Linear - Block Addressing (LBA) in partition table. - - disallowing to boot on partition above 8GiG (due to int13 limitation used - in bootloaders). Problem overcome using int13 extensions (EDD) - -Logical CHS (Cylinder/Head/Size) and physical CHS are not related anymore. -Especially the size of a hard drive is not a multiple of the number of -Cylinders. - - -The problem is that many tools still rely somewhat heavily on CHS information. -- most tools adjust partitions on cylinder boundary -- some tools compute the size of the disk based on CHS (eg: fdisk) - - -Resulting problems in various tools: - -- last partition not cylinder boundary adjusted, and overrun CHS computed size - - fdisk - > Total allocated sectors %d greater than the maximum %d - - cfdisk (need confirmation) - > FATAL ERROR: Bad primary partition %d: Partition ends after end-of-disk - or - > FATAL ERROR: Bad logical partition %d: Partition ends after end-of-disk - - Partition Magic (version?) - > Error #109: Partition ends after end of disk - - Windows <= 98se, Windows Me - (doesn't like it, what error message?) - - Tools handling it correctly: - - parted and so diskdruid in RedHat >= 7.2 (or is it 7.x?) - - diskdrake >= Mandrake 8.2 - - Windows XP (need confirmation) - - Tools using the full size of the disk, and so causing pbs with fdisk/cfdisk/...: - - diskdrake == Mandrake 8.2 - -- disagreement between CHS and linear address - - parted - > "Warning: Unable to align partition properly. This probably means that - > another partitioning tool generated an - > incorrect partition table, because it didn't have the correct BIOS - > geometry. It is safe to ignore,but - > ignoring may cause (fixable) problems with some boot loaders. - > Ignore Cancel ? C - - lilo - > Warning: Kernel & BIOS return differing head/sector geometries for device 0x80 - > Kernel: 38792 cylinders, 16 heads, 63 sectors - > BIOS: 1023 cylinders, 255 heads, 63 sectors - > Device 0x2100: Inconsistent partition table, 2nd entry - > CHS address in PT: 48:0:1 --> LBA (771120) - > LBA address in PT: 48384 --> CHS (3:3:1) - > The partition table is *NOT* being adjusted. - - |