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Re: Debian 8 and Debian 9 Dual Boot




Felix Miata composed on 2017-11-29 13:55 (UTC-0500):

> Dan Norton composed on 2017-11-28 22:15 (UTC-0500):

>> dan@debian8:~$ sudo fdisk /dev/sda
>> Command (m for help): p
>> Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
>> Units: sectors of 1 * 512 = 512 bytes
>> Sector size (logical/physical): 512 bytes / 512 bytes
>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>> Disklabel type: gpt
>> Disk identifier: A615A904-0620-459F-BF44-5E53E54FDF24

>> Device         Start        End    Sectors   Size Type
>> /dev/sda1       2048     411647     409600   200M BIOS boot
>> /dev/sda2     411648   16783359   16371712   7.8G Linux swap
>> /dev/sda3   16783360  151001087  134217728    64G Linux LVM
>> /dev/sda4  151001088  285218815  134217728    64G Linux LVM
>> /dev/sda5  285218816  419436543  134217728    64G Linux LVM
>> /dev/sda6  419436544  553654271  134217728    64G Linux LVM
>> /dev/sda7  553654272 1953525134 1399870863 667.5G Linux filesystem

>> Is there a problem here?

> Maybe. I don't have any GPT-partitioned disks to check whether there is a
> missing column. On DOS-partitioned disks, there is a column in between "Device"
> and "Start" labeled "Boot", where any boot flags that exist are shown.

> Since your HD is <2GB, one way to make all this trouble go away would be to
> start all over, selecting DOS as the partitioning type, make a primary as a home
> for Grub, keep LVM on logicals, and put swap either on primary or logical. The
> primary with Grub you would mount on /boot for your first installation, but
> until you understand better the foibles of multiboot, not those subsequent.
Additional considerations that may be at work here:
https://www.rodsbooks.com/gdisk/bios.html

How old is the BIOS/Firmware on this HP PC? Is an upgrade available?
-- 
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 Team OS/2 ** Reg. Linux User #211409 ** a11y rocks!

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