df -hT

teicah teicah at comcast.net
Tue Jul 6 19:33:21 UTC 2010


On Tue, Jul 06, 2010 at 02:21:35PM -0500, teicah wrote:
> Two parts to my post
> 
> 1) bg info
> 	a) fdisk -l
> 	b) grub.cfg
> 	c) fstab
> 2) question
> 
> #################################### background info ####################################
> 
> mobo:	asus M4A785-M
> distro:	ubuntu lucid 10.04 amd64
> hdds:	1sata (1TB), 2pata (250GB each), 1usb external (500GB)
> 
> fdisk -l returns:
> 
> Disk /dev/sda: 250.1 GB, 250059350016 bytes
> 255 heads, 63 sectors/track, 30401 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0xdd5bdd5b
> 
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sda1   *           1        1305    10482381   83  Linux
> /dev/sda2            1306       14359   104856255   83  Linux
> /dev/sda3           14360       30270   127805107+  83  Linux
> /dev/sda4           30271       30401     1052257+  82  Linux swap / Solaris
> 
> Disk /dev/sdb: 250.1 GB, 250059350016 bytes
> 255 heads, 63 sectors/track, 30401 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00043f4f
> 
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sdb1   *           1         783     6289416   83  Linux
> /dev/sdb2             784       13837   104856255   83  Linux
> /dev/sdb3           13838       30270   131998072+  83  Linux
> /dev/sdb4           30271       30401     1052257+  82  Linux swap / Solaris
> 
> Disk /dev/sdc: 1000.2 GB, 1000204886016 bytes
> 255 heads, 63 sectors/track, 121601 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x00018d2b
> 
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sdc1   *           1        1306    10490413+  83  Linux
> /dev/sdc2            1307       39816   309331575   83  Linux
> /dev/sdc3           39817      121340   654841530   83  Linux
> /dev/sdc4          121341      121601     2096482+  82  Linux swap / Solaris
> 
> Disk /dev/sdd: 500.1 GB, 500107862016 bytes
> 255 heads, 63 sectors/track, 60801 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disk identifier: 0x44fdfe06
> 
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sdd1   *           1       15200   122093968+  83  Linux
> /dev/sdd2           15201       30400   122094000   83  Linux
> /dev/sdd3           30401       60801   244196032+  83  Linux
> 
> My /boot/grub/grub.cfg looks like this:
> #
> # DO NOT EDIT THIS FILE
> #
> # It is automatically generated by /usr/sbin/grub-mkconfig using templates
> # from /etc/grub.d and settings from /etc/default/grub
> #
> 
> ### BEGIN /etc/grub.d/00_header ###
> if [ -s $prefix/grubenv ]; then
>   load_env
> fi
> set default="0"
> if [ ${prev_saved_entry} ]; then
>   set saved_entry=${prev_saved_entry}
>   save_env saved_entry
>   set prev_saved_entry=
>   save_env prev_saved_entry
>   set boot_once=true
> fi
> 
> function savedefault {
>   if [ -z ${boot_once} ]; then
>     saved_entry=${chosen}
>     save_env saved_entry
>   fi
> }
> 
> function recordfail {
>   set recordfail=1
>   if [ -n ${have_grubenv} ]; then if [ -z ${boot_once} ]; then save_env recordfail; fi; fi
> }
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set 6d19f259-7d0c-447d-96cf-1a4d6dfeef3c
> if loadfont /usr/share/grub/unicode.pf2 ; then
>   set gfxmode=640x480
>   insmod gfxterm
>   insmod vbe
>   if terminal_output gfxterm ; then true ; else
>     # For backward compatibility with versions of terminal.mod that don't
>     # understand terminal_output
>     terminal gfxterm
>   fi
> fi
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set 6d19f259-7d0c-447d-96cf-1a4d6dfeef3c
> set locale_dir=($root)/boot/grub/locale
> set lang=en
> insmod gettext
> if [ ${recordfail} = 1 ]; then
>   set timeout=-1
> else
>   set timeout=3
> fi
> ### END /etc/grub.d/00_header ###
> 
> ### BEGIN /etc/grub.d/05_debian_theme ###
> set menu_color_normal=white/black
> set menu_color_highlight=black/light-gray
> ### END /etc/grub.d/05_debian_theme ###
> 
> ### BEGIN /etc/grub.d/10_linux ###
> menuentry 'Ubuntu, with Linux 2.6.32-23-generic' --class ubuntu --class gnu-linux --class gnu --class os {
> 	recordfail
> 	insmod ext2
> 	set root='(hd0,1)'
> 	search --no-floppy --fs-uuid --set 6d19f259-7d0c-447d-96cf-1a4d6dfeef3c
> 	linux	/boot/vmlinuz-2.6.32-23-generic root=UUID=6d19f259-7d0c-447d-96cf-1a4d6dfeef3c ro ipv6.disable=1  quiet splash
> 	initrd	/boot/initrd.img-2.6.32-23-generic
> }
> ### END /etc/grub.d/10_linux ###
> 
> ### BEGIN /etc/grub.d/30_os-prober ###
> menuentry "Ubuntu, with Linux 2.6.32-22-generic (on /dev/sdb1)" {
> 	insmod ext2
> 	set root='(hd1,1)'
> 	search --no-floppy --fs-uuid --set 618e6f1c-7314-4a8e-9ec7-395a37eae6c4
> 	linux /boot/vmlinuz-2.6.32-22-generic root=UUID=618e6f1c-7314-4a8e-9ec7-395a37eae6c4 ro ipv6.disable=1 quiet splash
> 	initrd /boot/initrd.img-2.6.32-22-generic
> }
> menuentry "Linux Mint 9, 2.6.32-21-generic (on /dev/sdc1)" {
> 	insmod ext2
> 	set root='(hd2,1)'
> 	search --no-floppy --fs-uuid --set 77d48073-a01e-4709-9e95-2f36115c9d7d
> 	linux /boot/vmlinuz-2.6.32-21-generic root=UUID=77d48073-a01e-4709-9e95-2f36115c9d7d ro quiet splash
> 	initrd /boot/initrd.img-2.6.32-21-generic
> }
> menuentry "Ubuntu, with Linux 2.6.32-22-generic (on /dev/sdd1)" {
> 	insmod ext2
> 	set root='(hd3,1)'
> 	search --no-floppy --fs-uuid --set c9ebe765-043f-4c7f-809d-9cdb00c8efd0
> 	linux /boot/vmlinuz-2.6.32-22-generic root=UUID=c9ebe765-043f-4c7f-809d-9cdb00c8efd0 ro quiet splash
> 	initrd /boot/initrd.img-2.6.32-22-generic
> }
> ### END /etc/grub.d/30_os-prober ###
> 
> ### BEGIN /etc/grub.d/40_custom ###
> # This file provides an easy way to add custom menu entries.  Simply type the
> # menu entries you want to add after this comment.  Be careful not to change
> # the 'exec tail' line above.
> ### END /etc/grub.d/40_custom ###
> 
> My /etc/fstab file:
> 
> proc						/proc		proc	nodev,noexec,nosuid		0	0
> 
> ## SDA DISK
> UUID=6d19f259-7d0c-447d-96cf-1a4d6dfeef3c	/               ext3    errors=remount-ro		0       1
> UUID=0452b871-1e6d-4367-ba6a-fd5e1aec13e6	/home           ext3    defaults        		0       2
> UUID=c9613987-7d50-4a2f-80ed-f992d9b8d3fb	/other          ext3    defaults			0       2
> UUID=03b8e9a7-1fc3-4d58-bf59-c8f6097b48cf	none            swap    sw              		0       0
> 
> ## SDB DISK
> UUID=618e6f1c-7314-4a8e-9ec7-395a37eae6c4	/media/sdb1	ext3	noauto,defaults			0	0
> UUID=dc78c5b5-6577-43fd-8fd4-aa868e606d85	/media/sdb2     ext3    noauto,defaults			0       2
> UUID=c26cbf0e-88c5-4132-986c-5bca5b95c61b	/media/sdb3     ext3    noauto,defaults			0       2
> #UUID=f39adb44-6849-4105-8cb5-6fb4d93677cf	none            swap    sw				0       0
> 
> ## SDC DISK
> UUID=77d48073-a01e-4709-9e95-2f36115c9d7d	/media/sdc1     ext3    noauto,defaults		        0       0
> UUID=44035581-fae0-4e09-b88e-cb742ef60e32	/media/sdc2     ext3    noauto,defaults		        0       2
> UUID=9f47c4d2-70e3-43b0-8430-2a966927d8e5	/media/sdc3     ext3    noauto,defaults		        0       2
> #UUID=c5dcebb0-4fd5-4028-b2dc-3d2d11550243	none            swap    sw				0       0
> 
> ## SDD DISK
> UUID=c9ebe765-043f-4c7f-809d-9cdb00c8efd0	/media/sdd1     ext3    noauto,defaults		        0       0
> UUID=93d4e6ab-e8c2-438d-bb2a-fa69761c848f	/media/sdd2     ext3    noauto,defaults			0       0
> UUID=d58be805-23ec-462e-9421-447d2f2ed4ec	/media/sdd3     ext3    noauto,defaults		        0       2
> 
> #################################### question ####################################
> 
> I have selected the sata drive to be the default boot device (and it always does -good so far-)
> The uuid's in grub.cfg match "ls /dev/disk/by-uuid -lh|grep sdxy" where x=a,b,c,d y=1,2,3,4
> 
> My problem/bug? is that sometimes the *labels* of sda & sdc switch places in "fdisk -l" and "df -hT."  I say *labels* only because I recognize the partition sizes.
> 
> Right now df -hT spits:
> Filesystem    Type    Size  Used Avail Use% Mounted on
> /dev/sdc1     ext3    9.9G  4.8G  4.6G  51% /
> none      devtmpfs    874M  348K  873M   1% /dev
> none         tmpfs    878M  1.5M  877M   1% /dev/shm
> none         tmpfs    878M   88K  878M   1% /var/run
> none         tmpfs    878M  4.0K  878M   1% /var/lock
> none         tmpfs    878M     0  878M   0% /lib/init/rw
> /dev/sdc2     ext3    291G   83G  194G  30% /home
> /dev/sdc3     ext3    615G  146G  439G  25% /other
> 
> And some other times spits:
> Filesystem    Type    Size  Used Avail Use% Mounted on
> /dev/sda1     ext3    9.9G  4.8G  4.6G  51% /
> none      devtmpfs    874M  348K  873M   1% /dev
> none         tmpfs    878M  1.5M  877M   1% /dev/shm
> none         tmpfs    878M   88K  878M   1% /var/run
> none         tmpfs    878M  4.0K  878M   1% /var/lock
> none         tmpfs    878M     0  878M   0% /lib/init/rw
> /dev/sda2     ext3    291G   83G  194G  30% /home
> /dev/sda3     ext3    615G  146G  439G  25% /other
> 
> Do you have any idea as to why and how to correct it?  Thanks in advance.

I forgot to mention that the jumpers on the eide hdds are set to cable
select.  I have tried master/slave settings w/same results.




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