Re: pen drive without format and can not find it
On Sat, 13 Mar 2010 12:06:14 -0430
Germana Oliveira <germanaoliveirab@gmail.com> wrote:
[I wrote - please leave attributions when quoting.]
> > This really seems bizarre - you're saying that it shows up in dmesg
> > as /dev/sda, but 'ls /dev/sda' shows 'No such file or directory' ?!
> >
> > Please report the *exact* dmesg and ls output here.
> >
> > > How can i find my pen drive ???? so i can format it.
> >
> > If you can't find it, you have worse problems than formatting. One
> > thing at a time.
> >
>
> ok!
> Now in my house, this is my dmesg
>
> dmesg | tail
> [ 6549.064607] sd 4:0:0:0: [sdb] Write Protect is off
> [ 6549.064612] sd 4:0:0:0: [sdb] Mode Sense: 23 00 00 00
> [ 6549.064616] sd 4:0:0:0: [sdb] Assuming drive cache: write through
> [ 6549.089712] sd 4:0:0:0: [sdb] 1003520 512-byte hardware sectors (514
> MB)
> [ 6549.096014] sd 4:0:0:0: [sdb] Write Protect is off
> [ 6549.096014] sd 4:0:0:0: [sdb] Mode Sense: 23 00 00 00
> [ 6549.096014] sd 4:0:0:0: [sdb] Assuming drive cache: write through
> [ 6549.096014] sdb: unknown partition table
> [ 6549.128012] sd 4:0:0:0: [sdb] Attached SCSI removable disk
> [ 6549.128012] sd 4:0:0:0: Attached scsi generic sg2 type 0
>
>
> so i do:
> e/germana# ls /dev/sdb
> /dev/sdb
>
> and i can not see anything
What do you mean that you can't see anything - it is listed by 'ls',
contrary to what you seemed to state in your first message. You really
need to be clearer about describing exactly what works and what doesn't.
> but i use:
> fdisk -l /dev/sdb
>
> Disco /dev/sdb: 513 MB, 513802240 bytes
> 16 heads, 62 sectors/track, 1011 cylinders
> Units = cilindros of 992 * 512 = 507904 bytes
> Disk identifier: 0x00000000
>
> and i can see this is my pen drive.... or not??
>
> should i do something else?
I don't know. Someone else has suggested thaht 0x00000000 is an
invalid value, but I don't know anything about this.
Celejar
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