Re: dac960 devices on boot-floppies
On Fri, Dec 03, 1999 at 03:15:59PM -0700, Erik Andersen wrote:
>
> I suspect you are either not using a nice new 2.2.x kernel, or
> you have a SCSI only system.
Bingo. My 2.2 systems are SCSI-only and all IDE drives are on 2.0. D'oh!
> > Ah, wonderful! Presumably anything "Type: Direct-Access" is safe as
> > an install target - can anyone with a SCSI tape or CD writer confirm?
> I don't have a tape handy, but at least for CD-R/RW you are safe
> with that assumption...
Joel points out that tapes report themselves as "Type: Sequential".
I think that covers all bases.
> [andersen@www andersen]$ cat /proc/rd/c0/current_status
> ***** DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *****
> Copyright 1998-1999 by Leonard N. Zubkoff <lnz@dandelion.com>
> Configuring Mylex DAC960PG PCI RAID Controller
> Firmware Version: 4.06-0-08, Channels: 1, Memory Size: 4MB
> PCI Bus: 0, Device: 16, Function: 1, I/O Address: Unassigned
> PCI Address: 0xFA8FE000 mapped at 0xD0800000, IRQ Channel: 10
> Controller Queue Depth: 64, Maximum Blocks per Command: 128
> Driver Queue Depth: 63, Maximum Scatter/Gather Segments: 33
> Stripe Size: 64KB, Segment Size: 8KB, BIOS Geometry: 128/32
> Physical Devices:
> 0:0 Vendor: IBM Model: DDRS-39130W Revision: S97B
> Serial Number: QEJQ1513
> Disk Status: Online, 17848320 blocks
> 0:1 Vendor: IBM Model: DDRS-39130W Revision: S97B
> Serial Number: REFK6894
> Disk Status: Online, 17848320 blocks
> 0:2 Vendor: IBM Model: DDRS-39130W Revision: S97B
> Serial Number: REFM7918
> Disk Status: Online, 17848320 blocks
> Logical Drives:
> /dev/rd/c0d0: RAID-5, Online, 35696640 blocks, Write Thru
> No Rebuild or Consistency Check in Progress
Hmmm, not a great deal to go on. I'll think on this a bit more.
I think we can safely assume that /dev/md? devices are disks, so I'll
implement the media type checks for SCSI and IDE devices and then take
stock again. Thanks for your help!
Regards,
Mark.
Reply to: