SMP support for XLR processors.

Randall Stewart rrs at lakerest.net
Tue Apr 20 13:11:23 UTC 2010


Hmmm

I don't have PREMPTION on..

let me try that and see if I can get the same thing as you

R
On Apr 20, 2010, at 4:12 AM, Rui Paulo wrote:

> On 20 Apr 2010, at 12:06, C. Jayachandran wrote:
>> I'm not seeing the issue here(my output for ref below).  The rge  
>> patch
>> should not really make a difference - but it will be good to try with
>> that.  The only other difference I can think of between our configs  
>> is
>> MFS root/NFS root and rge0/rge1 - but none of these should affect the
>> message ring threads.  Can you send me the config you use?
>
> I use the basic XLR config with some mods:
>
> Index: XLR
> ===================================================================
> --- XLR	(revision 206791)
> +++ XLR	(working copy)
> @@ -59,10 +59,10 @@
> makeoptions	DEBUG=-g		# Build kernel with gdb(1) debug symbols
> #profile		2
>
> -#options 	SCHED_ULE		# ULE scheduler
> +options 	SCHED_ULE		# ULE scheduler
> #options		VERBOSE_SYSINIT
> -options 	SCHED_4BSD		# 4BSD scheduler
> -#options 	PREEMPTION		# Enable kernel thread preemption
> +#options 	SCHED_4BSD		# 4BSD scheduler
> +options 	PREEMPTION		# Enable kernel thread preemption
> #options 	FULL_PREEMPTION		# Enable kernel thread preemption
> options 	INET			# InterNETworking
> options 	INET6			# IPv6 communications protocols
> @@ -72,13 +72,14 @@
> options 	UFS_DIRHASH		# Improve performance on big directories
> options		NFSCLIENT
> options		NFS_ROOT
> +options		SMP
> #
> options         BOOTP
> options         BOOTP_NFSROOT
> options         BOOTP_NFSV3
> -options         BOOTP_WIRED_TO=rge0
> +options         BOOTP_WIRED_TO=rge1
> options         BOOTP_COMPAT
> -options		ROOTDEVNAME=\"nfs:10.1.1.8:/usr/extra/nfsroot\"
> +#options		ROOTDEVNAME=\"nfs:10.1.1.8:/usr/extra/nfsroot\"
> #
> #options 	MD_ROOT			# MD is a potential root device
> #options		MD_ROOT_SIZE=27000
>
>
> Regards,
> --
> Rui Paulo
>
>

------------------------------
Randall Stewart
803-317-4952 (cell)
803-345-0391(direct)



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