Re: fdisk and disklabel C/H/S

2005-05-15 Thread Steve Shockley
Mikhail Malamud wrote: This blows because I am porting a legacy application from an MVS system. This application accesses two sequential datasets - flat files that are over 10GBs. Since both files have to be accessed at the same time, I was hoping to put them on different platters to avoid disk con

Re: fdisk and disklabel C/H/S

2005-05-14 Thread Tony
Can you put the files on two different disk drives? -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Mikhail Malamud Sent: Saturday, May 14, 2005 9:39 PM To: misc@openbsd.org Subject: Re: fdisk and disklabel C/H/S --- Steve Shockley <[EMAIL PROTEC

Re: fdisk and disklabel C/H/S

2005-05-14 Thread Mikhail Malamud
--- Steve Shockley <[EMAIL PROTECTED]> wrote: > Reported CHS has been different than actual CHS > since PC hard drives > started exceeding 1024 cylinders. Today, using the > physical geometry > would be difficult because the number of sectors per > track would vary. > > Also, you wouldn't want

Re: fdisk and disklabel C/H/S

2005-05-14 Thread Steve Shockley
Mikhail Malamud wrote: If I create a partition with start CHS 0/0/1 and end CHS 0/60/1, will that roughly create a partition that spans a physical platter or does BIOS completely recalculate head values and I there are no guarantees where data will actually end up. Reported CHS has been different t

Re: fdisk and disklabel C/H/S

2005-05-14 Thread Joel Rees
On 2005.5.15, at 07:28 AM, Mikhail Malamud wrote: I have a disk with geometry: 2586/240/63 [39100320 Sectors]. The number of platters on the disk is 4 but the number of heads 240 and I know that this is because how BIOS calculates it. Dont know why though. Since BIOS doesn't know much about large d

fdisk and disklabel C/H/S

2005-05-14 Thread Mikhail Malamud
I have a disk with geometry: 2586/240/63 [39100320 Sectors]. The number of platters on the disk is 4 but the number of heads 240 and I know that this is because how BIOS calculates it. Dont know why though. If I create a partition with start CHS 0/0/1 and end CHS 0/60/1, will that roughly create