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Old 07-10-2004, 11:42 PM   #1
bennett.david
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Registered: Jul 2004
Distribution: Fedora Core 2
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Question Two Hard Drives How many OS's???


Im semi-new to linux and am getting a new pc with these specs:

# INTEL, Pentium 4 3.20 GHz, Prescott Edition, 1Mb Cache, 800FSB, Hyper-Threading

# COOLER MASTER, Socket 478 Cooling Fan

# ABIT, IC7-MAX3, Intel 875-PE, RAID, DDR-400, 8X AGP, Audio, SATA, Gigabit LAN, Retail

# 1 GB OF PC3200 CRUCIAL RAM 2X512MB

# MAXTOR, 80.0 Gb, 7200-RPM, Serial ATA, 8MB Cache

# MAXTOR, 200.0 Gb, 7200-RPM, Serial ATA, 8MB Cache

# ATI, Radeon 9600-PRO, 256MB, 8X AGP, Dual Head, DVI & TV-Out, Retail

# CREATIVE LABS, Sound Blaster Audigy-2 6.1, Bundle Kit

# MITSUMI, 1.44Mb 3.5 Black Floppy Drive, oem

# SONY, Black 52x24x52-16A DVD-ROM/CD-RW Drive

# SONY, DW-U18A, Black 8X DVDRW/R Writer (+/-)

# PHOEBE MICRO, Lunar 56K V.92, Voice/Data/Fax, PCI, Retail

# INTEL, PRO/1000, 10/100/1000 Desktop Network Card, PCI

# COOLER MASTER, COOLER MASTER, Qty 2 x Case Fan, 2in. x 2in.

# LIAN LI, PC-65B, Black Tower Aluminum Case, w/ Window, 450 Watt PS

My quesiton is: I want atleast a dual boot system.. how many OS's including one Windows Xp, and One Fedora Core, can i put on there? Id like to be able to run Slackware, and gentoo maybe debian also. If i share the boot partition and the SWAP, How many other linuxes can i put on this machine. Id like to put all the OS's on the 80 gig drive, and store all info on the 200 gig drive.

So:
hda: 80 gigs
hda1: Win XP\
hda2: Boot /boot
hda3: Fedora Core /
hda4: Gentoo /
hda5: Debian /
hda6: SWAP

hdb: 200 gigs
hdb1: VFat partition (as to share with windows and linux)

Will that work out? If not how can it ???



 
Old 07-11-2004, 12:32 AM   #2
Bruce Hill
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Re: Two Hard Drives How many OS's???

Quote:
Originally posted by bennett.david
Im semi-new to linux

My quesiton is: I want atleast a dual boot system.. how many OS's including one Windows Xp, and One Fedora Core, can i put on there? Id like to be able to run Slackware, and gentoo maybe debian also. If i share the boot partition and the SWAP, How many other linuxes can i put on this machine. Id like to put all the OS's on the 80 gig drive, and store all info on the 200 gig drive.

So:
hda: 80 gigs
hda1: Win XP\
hda2: Boot /boot
hda3: Fedora Core /
hda4: Gentoo /
hda5: Debian /
hda6: SWAP

hdb: 200 gigs
hdb1: VFat partition (as to share with windows and linux)

Will that work out? If not how can it ???



You can only have 4 primary partitions, so after /dev/hdx3 you'll have to have
extended partitions and the next number will therefore be /dev/hdx5 but as
far as how many OSs, just to answer you can have those 5, and you can share
the swap partition and the /boot partitions.

Since you're sharing the swap, with you stats, make it 1GB and put it on /dev/hdb
as a primary partition.

Mine's not exactly the same, but see if this helps you out any
Code:
bash-2.05b# fdisk -l

Disk /dev/hdc: 61.4 GB, 61492838400 bytes
255 heads, 63 sectors/track, 7476 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/hdc1               1          10       80293+  83  Linux
/dev/hdc2              11        6332    50781465   83  Linux
/dev/hdc3            6333        6940     4883760   83  Linux
/dev/hdc4            6941        7476     4305420    5  Extended
/dev/hdc5            6941        7183     1951866   83  Linux
/dev/hdc6            7184        7305      979933+  83  Linux
/dev/hdc7            7306        7476     1373526   83  Linux

Disk /dev/hdd: 40.0 GB, 40020664320 bytes
16 heads, 63 sectors/track, 77545 cylinders
Units = cylinders of 1008 * 512 = 516096 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/hdd1               1          97       48856+  83  Linux
/dev/hdd2              98        2035      976752   83  Linux
/dev/hdd3            2036       11723     4882752   83  Linux
/dev/hdd4           11724       77545    33174288    5  Extended
/dev/hdd5           11724       71789    30273232+  83  Linux
/dev/hdd6           71790       75606     1923736+  83  Linux
/dev/hdd7           75607       77545      977224+  83  Linux

Disk /dev/hda: 61.4 GB, 61492838400 bytes
255 heads, 63 sectors/track, 7476 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/hda1   *           1        1216     9767488+   7  HPFS/NTFS
/dev/hda2            1217        7476    50283450    f  W95 Ext'd (LBA)
/dev/hda5            1217        2432     9767488+   7  HPFS/NTFS
/dev/hda6            2433        4864    19535008+   7  HPFS/NTFS
/dev/hda7            4865        6688    14651248+   b  W95 FAT32
/dev/hda8            6689        7174     3903763+   b  W95 FAT32
/dev/hda9            7175        7296      979933+  82  Linux swap
/dev/hda10           7297        7476     1445818+   b  W95 FAT32
bash-2.05b# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/hdd2             954M  492M  463M  52% /
/dev/hdd1              48M   37M   12M  77% /boot
/dev/hdd3             4.7G  2.0G  2.7G  43% /usr
/dev/hdd5              29G  4.2G   25G  15% /home
/dev/hdd6             1.9G  111M  1.8G   6% /var
/dev/hdd7             955M   38M  917M   4% /tmp
/dev/scd0             652M  652M     0 100% /mnt/cdrw
That's 2 Linux OSs and 2 Windoze OSs
 
Old 07-11-2004, 03:05 AM   #3
amosf
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Registered: Jun 2004
Location: Australia
Distribution: Mandriva/Slack - KDE
Posts: 1,672

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"My quesiton is: I want atleast a dual boot system.. how many OS's including one Windows Xp, and One Fedora Core, can i put on there? Id like to be able to run Slackware, and gentoo maybe debian also. If i share the boot partition and the SWAP, How many other linuxes can i put on this machine. Id like to put all the OS's on the 80 gig drive, and store all info on the 200 gig drive."

How many OS's can you put? The limit is only space and how much you want each to take up. So put 5, 10, 20, 100 linux OS's on there if you want...

But there is not a lot of reason to do this. Better to just pick the one you like best and get most used to it. They will all do the same job. There is little use in having all these versions unless you need to test various software on each or something...
 
Old 07-11-2004, 03:11 AM   #4
Jimbo1265
Member
 
Registered: Apr 2004
Location: Oklahoma City, OK, USA
Distribution: Slackware
Posts: 48

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Well. This guy has 37 OS's on 6 HD's in a single computer. They could actually be on a single HD if it was large enough. With the right boot loader, there is no limit to the number of OS's that can be installed on a drive.
 
Old 07-11-2004, 03:22 AM   #5
Bruce Hill
HCL Maintainer
 
Registered: Jun 2003
Location: McCalla, AL, USA
Distribution: Arch, Gentoo
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Well I'd personally settle for getting really efficient with one *nix OS...
 
Old 07-11-2004, 07:21 AM   #6
2damncommon
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Registered: Feb 2003
Location: Calif, USA
Distribution: PCLINUXOS
Posts: 2,918

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Quote:
But there is not a lot of reason to do this. Better to just pick the one you like best and get most used to it. They will all do the same job. There is little use in having all these versions unless you need to test various software on each or something...
Becoming familar with another distribution rather than going for it cold turkey is never a bad idea.
While jumping around multiple Linux distros when you are first learning Linux would probably be somewhat confusing, taking them for a test spin to check them out is a good idea. The extra space is also great when upgrading. Just install the new version while keeping the old.
I usually have partitions for a couple main distros 5-10 GB (to acumilate files and add software), and a few for testing distros 3-4 GB.
The main barriers to adding OSs are their partition requirements (do they need a primary?), and what your bootloader can handle. Also the 4 primary max.
 
Old 07-11-2004, 07:25 AM   #7
motub
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Location: The Netherlands
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I had 5 versions of Linux and two versions of Windows multibooting at once.... but now I'm "really efficient" as Chinaman posts, and have a single boot PC.

But having a multiboot was very useful for determining which distro I wanted to "settle down with" reasonably quickly, so it was good to do for that reason, plus I learned a lot about Linux, because all the distros had to do the same things, but they all did them in slightly different ways. If you learn by comparison and extrapolation (as I do, rather than learning by memorization or rote "do this, then do that" instruction), then having a bunch of distros can work very well for that learning style.

You can pretty much have as many OSes on your system as you have room for, and that can include multiple versions of Windows, Linux, BSD, OS/2 and even Solaris, if you want.

The main issue is managing the bootloader, and shared and network files (if applicable).
 
  


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