Re: Kernel Startup Delay

Colonel (klink@clouddancer.com)
Tue, 21 Aug 2001 12:01:22 -0700 (PDT)


In clouddancer.list.kernel, you wrote:
>
>Hello!
>
>I am setting up a server with 4 SCSI hard disks, two of which I will jumper
>to have a delayed spin up as to not bake the power supply. These two drives
>will contain a striping RAID. I am concerned that the kernel will load off
>of the other drives and attempt to start this RAID before the disks have
>even spun up - is there a way to have the kernel delay its startup for a
>certain number of seconds while all the drives spin up?
>
>Any hints are greatly appreciated.

You will find that the BIOS will wait for the drive spin up. I use 9
drives and power 'on' takes a few minutes. Additionally, the control
electronics is active on the drives, which would delay any attempt to
start RAID.

-- 
Windows 2001: "I'm sorry Dave ...  I'm afraid I can't do that."

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/