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Re: Interesting Disk Partitions (was - Re: Installation super-woes on PowerBook 3400)



On Thu, Sep 07, 2000 at 10:11:45PM -0500, Rick Cook wrote:
> While waiting for the Debian 2.2 release (and more recently my Debian 2.2 CDs),
> I have installed YellowDog and SuSE on my 7300. This pdisk output peaked my
> curiosity, so I looked at the disk that has SuSE on it using fdisk and pdisk:
> 
> [root@p7300 /root]# fdisk -l /dev/sdb
>  
> Disk /dev/sdb: 67 heads, 62 sectors, 1009 cylinders
> Units = cylinders of 4154 * 512 bytes
>  
>    Device Boot    Start       End    Blocks   Id  System
> /dev/sdb1             1         3      6200   83  Linux
> /dev/sdb2             4        67    132928   82  Linux swap
> /dev/sdb3            68      1009   1956534   83  Linux                         
> 
> [root@p7300 /root]# pdisk -l /dev/sdb
>  
> Partition map (with 512 byte blocks) on '/dev/sdb'
>  #:                type name              length   base    ( size )
>  1: Apple_partition_map Apple                 63 @ 1
>  2:      Apple_Driver43 Macintosh             32 @ 64
>  3:           Apple_HFS MacOS             256770 @ 96      (125.4M)
>  4:     Apple_UNIX_SVR2 Root file system  410832 @ 256866  (200.6M)
>  5:     Apple_UNIX_SVR2 Usr file system  2567700 @ 667698  (  1.2G)
>  6:     Apple_UNIX_SVR2 Unreserved 1      244020 @ 3235398 (119.2M)
>  7:     Apple_UNIX_SVR2 Unreserved 2      400890 @ 3479418 (195.7M)
>  8:     Apple_UNIX_SVR2 Swap              129185 @ 3880308 ( 63.1M)
>  9:           Apple_HFS MacOS             184561 @ 4009493 ( 90.1M)
> 10:          Apple_Free Extra                  3 @ 4194054
>  
> Device block size=512, Number of Blocks=4194056 (2.0G)
> DeviceType=0x0, DeviceId=0x0

As Ethan said, the two can coexist.  SuSE (lazily, IMO) just uses the
PC partition tables; then the kernel (which has x86 partition table
support enabled) scans that one first.  It's a godawful, unsafe hack -
macos will NOT coexist happily with it.

Dan

/--------------------------------\  /--------------------------------\
|       Daniel Jacobowitz        |__|        SCS Class of 2002       |
|   Debian GNU/Linux Developer    __    Carnegie Mellon University   |
|         dan@debian.org         |  |       dmj+@andrew.cmu.edu      |
\--------------------------------/  \--------------------------------/



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