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Dual booting

PostPosted: Wed Nov 07, 2007 5:15 pm
by atraub
I'm trying to set up my computer to dual boot between different variations of Ubuntu. I want to have Ultimate edition, Xubuntu, Kubuntu, and a few others. My plan is to set it up to give about 1 gig to each OS and then have the rest of the hard drive set to be shared between the other operating systems. Can anyone help me with this or point me towards any other resources that could help me with this?

Re: Dual booting

PostPosted: Wed Nov 07, 2007 5:44 pm
by TheeMahn
atraub wrote:I'm trying to set up my computer to dual boot between different variations of Ubuntu. I want to have Ultimate edition, Xubuntu, Kubuntu, and a few others. My plan is to set it up to give about 1 gig to each OS and then have the rest of the hard drive set to be shared between the other operating systems. Can anyone help me with this or point me towards any other resources that could help me with this?



I will eventually write a how to for this as well a "raid 0 how" to as I just successfully set mine up 2 X 500GB, I am going to raid the other 2 drives 2 X 320GB after that I will have to reinstall everything, including windows. Will write a how to after all is done, backing up the 320's right now.

Re: Dual booting

PostPosted: Wed Nov 07, 2007 7:43 pm
by atraub
TheeMahn wrote:I will eventually write a how to for this as well a "raid 0 how" to as I just successfully set mine up 2 X 500GB, I am going to raid the other 2 drives 2 X 320GB after that I will have to reinstall everything, including windows. Will write a how to after all is done, backing up the 320's right now.


To be honest with you, talking to you guys has opened up my eyes to how little I really know lol. Ok, so I remember a friend told me that to raid a hard drive means to have two hard drives connected to eachother and have data saved to both so that retrieving that data will be a much quicker job. Is that right?

Re: Dual booting

PostPosted: Wed Nov 07, 2007 8:02 pm
by DaddyX3
To be honest with you, talking to you guys has opened up my eyes to how little I really know lol. Ok, so I remember a friend told me that to raid a hard drive means to have two hard drives connected to eachother and have data saved to both so that retrieving that data will be a much quicker job. Is that right?

Raid 0 is reading and writing to-two or more hardrives simultaneously. Also called striping, when the data that is written to both hardrives, one file is split apart in to pieces and distributed to the drives in the array, all at the same time (actually, that gets fairly deep in discussion due to clock cycles in CPU, nothing is absolutely simultaneous, I don't even think dual cores are).
Other common options are Raid 1: mirroring-writes complete files to both drives -redundant, safe array for constant data backup, however if corrupted data is written to one it is also written to the other. Raid 0 +1 is a combo of the two. Raid JBOD (just a bunch of discs) to be made to look like one drive - data is written normally. I am fairly familiar with all these Raid arrays in a MS Winbolws environment, but no clue in debian/ linux setups :cry:
Raid 5 & Raid 10 ?? Cant remember.

Re: Dual booting

PostPosted: Wed Nov 07, 2007 8:35 pm
by TheeMahn
All 4 drives are raided have seen at peak over 500 MB/s, Crazy speed...

Code: Select all
theemahn@SledgeHammer:/media$ sudo fdisk -l
[sudo] password for theemahn:

Disk /dev/sda: 250.0 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x00088bf2

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1               1        9727    78132096   83  Linux
/dev/sda2   *        9728       30235   164730510    7  HPFS/NTFS
/dev/sda3           30236       30401     1333395   82  Linux swap / Solaris

Disk /dev/sdb: 320.0 GB, 320072933376 bytes
255 heads, 63 sectors/track, 38913 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x00072f6d

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1               1       38913   312568641   83  Linux

Disk /dev/sdc: 320.0 GB, 320072933376 bytes
255 heads, 63 sectors/track, 38913 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x000e0ad6

   Device Boot      Start         End      Blocks   Id  System
/dev/sdc1               1       38913   312568641   83  Linux

Disk /dev/sdd: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x00088183

   Device Boot      Start         End      Blocks   Id  System
/dev/sdd1               1       60801   488384001   83  Linux

Disk /dev/sde: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0xfed7339e

   Device Boot      Start         End      Blocks   Id  System
/dev/sde1   *           1       60801   488384001   83  Linux

Disk /dev/md0: 1000.2 GB, 1000210300928 bytes
2 heads, 4 sectors/track, 244191968 cylinders
Units = cylinders of 8 * 512 = 4096 bytes
Disk identifier: 0x00000000

Disk /dev/md0 doesn't contain a valid partition table

Disk /dev/md1: 640.1 GB, 640140443648 bytes
2 heads, 4 sectors/track, 156284288 cylinders
Units = cylinders of 8 * 512 = 4096 bytes
Disk identifier: 0x00000000

Re: Dual booting

PostPosted: Wed Nov 07, 2007 8:44 pm
by DaddyX3
Thats freek'n crazy :shock:

Re: Dual booting

PostPosted: Wed Nov 07, 2007 9:25 pm
by atraub
Ok, thanks for the explanation about what Raiding is. I think I might have asked my question incorrectly, or used the wrong termnology at some point. Sorry for that. I was just wondering how I would go about installing two OS's on one hard drive and be able to choose which one to boot from on startup, Is there a short and sweet answer to that or a long and ugly one?

First install windows create a partition we'll say half the drive leave the other unallocated.

Install ubuntu on the partitioning select manual select the unallocated partition make a root / of the entire size minus room for your swap drive equal to the size of your installed memory. create swap drive & continue as normal.

at the end of the installation it will install grub on reboot you will be presented with the option of booting Ultimate Edition or windows.

Short and sweet, I will be more elaborate when I write the how to.

Re: Dual booting

PostPosted: Fri Nov 09, 2007 2:57 pm
by mtnbiker79
atraub,
to answer your latest post yes thats the easiest way to set up dual booting on your PC. From experience though, I make a few tweaks. I give the windows drive only 10G for the OS, and make a separate drive for storage/programs (saves alot of time if you have to reload). I do the same for linux with a separate / drive. Ultimate Edition 1.6 was able to detect my OS's and set up the grub just fine and I have no problems dual booting (still trying to ween from winblows. :oops: )

On a separate note, can anyone tell me where to get the hardware monitor software TheeMahn is using in his screenshots? or what the command is to bring it up if its natively loaded in 1.6?

Re: Dual booting

PostPosted: Fri Nov 09, 2007 3:27 pm
by DaddyX3
There's quite a few available from automatix2, also there is some pre-loaded in Ultimate Edition. Can't remember exactly where right now ... at work on VISTA :x

Re: Dual booting

PostPosted: Fri Nov 09, 2007 3:32 pm
by mtnbiker79
DaddyX3 wrote:... at work on VISTA


I feel you... im stuck at work on XP :( Cant wait to go home and play more...