Re: [Gems-users] High Router power

[Shoaib Altaf <shoaibbinalt@xxxxxxxx>]

Niket,

Thanks fro the reply, but I forgot to mention that I was running the 
simulation after initializing the variables in NetworkPower.C as well.
So, in that case, is there any other place to look for???

Regards
Muhammad Shoaib


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From: "Niket Agarwal" <niketa@xxxxxxxxxxxxx>
Sent: Wednesday, April 15, 2009 11:20 PM
To: "Gems Users" <gems-users@xxxxxxxxxxx>
Subject: Re: [Gems-users] High Router power

> Hi Shoaib,
>
> Please also initialize the E_in_buf, E_xbar, etc variables in line
> no. 352 of NetworkPower.C? These couple of errors have got in to the
> release. Correcting this should solve your problem.
>
> Our group is working on the release of Orion 2.0 which has further
> corrections to the original Orion distribution. We will also plug it
> into GEMS soon.
>
> Cheers,
> Niket
>
> On Apr 16, 2009, at 12:13 AM, Muhammad Shoaib wrote:
>
> > Hi,
> >
> > I am trying to simulate a CMP having a RING topology with 16
> > processors. The stats give me very high powers like
> >
> > Router # = 0
> > Power = 581939 W
> > Router # = 1
> > Power = 634745 W
> > Router # = 2
> > Power = 645353 W
> > Router # = 3
> > Power = 773772 W
> > Router # = 4
> > Power = 711782 W
> > Router # = 5
> > Power = 801895 W
> > Router # = 6
> > Power = 657095 W
> > Router # = 7
> > Power = 612172 W
> > Router # = 8
> > Power = 610153 W
> > Router # = 9
> > Power = 577075 W
> > Router # = 10
> > Power = 544089 W
> > Router # = 11
> > Power = 548418 W
> > Router # = 12
> > Power = 549896 W
> > Router # = 13
> > Power = 535504 W
> > Router # = 14
> > Power = 559912 W
> > Router # = 15
> > Power = 542870 W
> > Total Link Power = 2.02815 W
> > Total Router Power = 4.94334e+06 W
> >
> > I have already made the following changes in SIM_port.h that Niket
> > suggested in a thread to cater this sort of problem:
> >
> > #define PARM_vc_in_arb_model RR_ARBITER
> > #define PARM_vc_out_arb_model RR_ARBITER
> > #define PARM_vc_in_arb_ff_model NEG_DFF
> > #define PARM_vc_out_arb_ff_model NEG_DFF
> > #define PARM_sw_in_arb_model RR_ARBITER
> > #define PARM_sw_out_arb_model RR_ARBITER
> > #define PARM_sw_in_arb_ff_model NEG_DFF
> > #define PARM_sw_out_arb_ff_model NEG_DFF
> > #define PARM_VC_per_MC 4
> >
> >
> > Any idea what can be the possible reason???
> >
> > Muhammad Shoaib
> > _______________________________________________
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