[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Can't fdisk newly installed disks



On Mon, Aug 13, 2007 at 11:32:40PM -0700, Simon Gao wrote:

> Jerry McAllister wrote:
> > On Mon, Aug 13, 2007 at 05:38:04PM -0700, Simon Gao wrote:
> >
> >   
> >> Hi,
> >>
> >> I am running into some problem with fdisk newly installed drives.
> >>
> >> >From boot message, these drives are found without problem:
> >>
> >> da3 at mpt0 bus 0 target 2 lun 0
> >> da3: <IFT A12U-G2421 347D> Fixed Direct Access SCSI-3 device
> >> da3: 160.000MB/s transfers (80.000MHz, offset 127, 16bit), Tagged
> >> Queueing Enabled
> >> da3: 2048000MB (4194304000 512 byte sectors: 255H 63S/T 261083C)
> >> da4 at mpt0 bus 0 target 2 lun 1
> >> da4: <IFT A12U-G2421 347D> Fixed Direct Access SCSI-3 device
> >> da4: 160.000MB/s transfers (80.000MHz, offset 127, 16bit), Tagged
> >> Queueing Enabled
> >> da4: 2048000MB (4194304000 512 byte sectors: 255H 63S/T 261083C)
> >> da5 at mpt0 bus 0 target 2 lun 2
> >> da5: <IFT A12U-G2421 347D> Fixed Direct Access SCSI-3 device
> >> da5: 160.000MB/s transfers (80.000MHz, offset 127, 16bit), Tagged
> >> Queueing Enabled
> >> da5: 670790MB (1373777920 512 byte sectors: 255H 63S/T 85513C)
> >>
> >> There are device files in /dev:
> >>
> >> crw-r-----  1 root  operator    4,  14 Aug 13 17:14 /dev/da3
> >> crw-r-----  1 root  operator    4,  15 Aug 13 17:14 /dev/da4
> >> crw-r-----  1 root  operator    4,  16 Aug 13 17:14 /dev/da5
> >>
> >>
> >> However, when trying to fdisk one of drives, I got following error:
> >>
> >> # fdisk -BI da5
> >> fdisk: cannot open disk /dev/da5: No such file or directory
> >>
> >> sysintall failed also.
> >>
> >> The system runs  FreeBSD 5.2.1-RELEASE.
> >>
> >> Any help is appreciated.
> >>     
> >
> > Did you try doing a  dd(1)  if some blocks of zeros to the drive
> > before doing the fdisk.    On some older FreeBSD - don't remember
> > which - I had trouble with some brands of SCSI disks and writing
> > some zeros to it seemed to make it work.  I don't know why or even
> > why I first tried it.   But it is simple enough to be worth giving
> > it a try to see if anything improves.
> >
> >    dd if=/devf/zero of=/dev/da5 bs=512 count=1024
> >
> > ////jerry  
> >
> >   
> This is what I got:
> 
> # dd if=/dev/zero of=/dev/da5 bs=512 count=1024
> dd: /dev/da5: Operation not permitted
> 

OK.  sorry that didn't help.

> If I use sysinstall --> config --> fdisk to partition /dev/da5, I got
> following warning:
> 
> 
> WARNING:  A geometry of 85513/255/63 for da5 is incorrect.  Using  ???
>      ???a more likely geometry.  If this geometry is incorrect or you      ???
>      ???are unsure as to whether or not it's correct, please consult       ???
>      ???the Hardware Guide in the Documentation submenu or use the         ???
>      ???(G)eometry command to change it now.                               ???
>      ???                                                                   ???
>      ???Remember: you need to enter whatever your BIOS thinks the          ???
>      ???geometry is!  For IDE, it's what you were told in the BIOS         ???
>      ???setup. For SCSI, it's the translation mode your controller is      ???
>      ???using.  Do NOT use a ``physical geometry''.               
> 
> 
> The cylinder, heads and sectors match what's found during boot up.
> 
> Simon
> 

I am sure it has nothing to do with those geometry messages.  I always
get them and never have had to do anything about it.

So, back to square n where n=don't know.

Hopefully someone else will have something useful to say.

////jerry

_______________________________________________
freebsd-questions_(_at_)_freebsd_(_dot_)_org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-questions
To unsubscribe, send any mail to "freebsd-questions-unsubscribe_(_at_)_freebsd_(_dot_)_org"


Visit your host, monkey.org