On Mon, 2005-10-31 at 11:56 +1100, Amos Shapira wrote:
> On 10/31/05, Aaron <[EMAIL PROTECTED]> wrote:
> > Hi all,
> >
> > I have this strange behaviour that when I open a new term session or
> > even in an existing term sesstion I will execute a common command such
> > as ls or cd and the shell returns command not found. usually I can close
>
> "cd" command not found?? "cd" is an internal shell command (doesn't make
> sense to run it in a separate process). Are you sure that's what happened?
>
> What's your PATH ("echo $PATH")?
demudi linux $ echo $PATH
/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/games
demudi linux $
>
> I'd reckon it's a favourite passtime for "real" linux users to try to get out
> of
> any "broken" situation without having to (in degrading order of preferences)
> kill-program/exit-shell/logout/kill-xserver (ctrl-backspace)/reboot/reinstall.
> I think it's a very instructive experience to try to achieve these
> goals (what is
> a learned "for fun" one day can come up as a real session-saver on another,
> "/usr/bin/reset" might turn out to be more useful than you would
> normally expect :).
not sure I get your point, I do know that expeinced users don't do what
I do, but search for the cause of the problem and a solution. I usually
panic and try the above options...
>
> >
> > Any thoughts on what might be causing this very strange behaviour would
> > be most appreciated.
>
> Messed up environment (variables), trojans, bad disk blocks, broken packages
> installed come up to my mind right now.
>
> Try looking in dmesg(8) and /var/log/messages* for odd kernel messages.
>
from dmesg:
----------------------------clip------------------
sda: assuming drive cache: write through
usb 1-1.2: USB disconnect, address 15
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
sda : READ CAPACITY failed.
sda : status=0, message=00, host=1, driver=04
sda : sense not available.
scsi7 (0:0): rejecting I/O to dead device
sda: Write Protect is off
sda: Mode Sense: 00 00 00 00
sda: assuming drive cache: write through
/dev/scsi/host7/bus0/target0/lun0:<3>scsi7 (0:0): rejecting I/O to dead
device
Buffer I/O error on device sda, logical block 0
scsi7 (0:0): rejecting I/O to dead device
Buffer I/O error on device sda, logical block 0
unable to read partition table
scsi7 (0:0): rejecting I/O to dead device
Buffer I/O error on device sda, logical block 0
Buffer I/O error on device sda, logical block 1
Buffer I/O error on device sda, logical block 2
Buffer I/O error on device sda, logical block 3
Buffer I/O error on device sda, logical block 4
Buffer I/O error on device sda, logical block 5
Buffer I/O error on device sda, logical block 6
Buffer I/O error on device sda, logical block 7
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
scsi7 (0:0): rejecting I/O to dead device
my cdr started doing this after ram upgrade
-------------------clip---------------------------
Attached scsi removable disk sda at scsi9, channel 0, id 0, lun 0
Attached scsi generic sg0 at scsi9, channel 0, id 0, lun 0, type 0
usb-storage: device scan complete
EXT2-fs warning: mounting unchecked fs, running e2fsck is recommended
EXT2-fs warning: mounting unchecked fs, running e2fsck is recommended
printk: 77 messages suppressed.
UDP: short packet: From 213.97.234.10:39074 35764/43 to
192.117.110.160:356
> Is this a private personal computer or some public/lab/family box used
> by others?
my own personal computer.
>
> --Amos
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