[SunHELP] sd.conf syntax (reducing boot time)
DAUBIGNE Sebastien - BOR
sunhelp at sunhelp.org
Tue Jul 24 05:35:51 CDT 2001
Is there any way to restrict target/lun definition in sd.conf to a
particular SCSI controler ?
Explanations:
I have an EMC3930 disk array with 8 SCSI channels, with 78 disks on each
channel, each channel having 1 distinct target with 78 luns:
c8t2d0 to c8t2d77
c20t10d0 to c20t10d77
etc...
sd.conf has 8 * 78 entries for the array :
target 2 : lun 0 to 77
target 10 : lun 0 to 77
The problem is that during each boot sequence, each target/luns is inquired
on EACH controler, although it exists only on one particular controler.
The consequence is a huge boot time, due to timed-out inquiries.
I'm looking for an extra option in sd.conf to say :
controleur 8 target 2 lun 0-77
controleur 20 target 10 lun 0-77
Thanks for any help.
---
Sebastien DAUBIGNE
sebastien.daubigne at sema.fr - 05.57.26.56.36
Sema Global Services - AFM/DW/Pessac
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