Thanks for the reply. Regardless DVFS, if I can put the core in sleep mode, so that will affect the accesses amount to units and the number of the busy cycles, and that will results in less power in McPat.
So, could you please tell me if there is a way, to put some cores in a sleep or idle mode ? Best regards, Heba On Tue, Apr 15, 2014 at 4:17 PM, Andreas Hansson <[email protected]>wrote: > Hi Heba, > > While gem5 supports DVFS (and there are more patches coming shortly), > McPat 0.8 (the one that is in ext/mcpat) does not. Thus, even if a core is > not doing much, you will not see any dramatic improvements. > > Andreas > > From: Heba Khdr <[email protected]> > Reply-To: gem5 users mailing list <[email protected]> > Date: Tuesday, 15 April 2014 15:03 > To: "[email protected]" <[email protected]> > Subject: [gem5-users] Sleep Mode > > Dear all, > > I run 4 cores (full system mode) on Gem5, and run one application (x264), > with one thread only. > > So, I got one core with higher dynamic power than the others, using McPat. > > However the difference is not high, so that means the other core is still > running some threads from the OS kernels. > > > *How can I put some cores in sleep mode in gem5? * > Best regards, > Heba > > -- IMPORTANT NOTICE: The contents of this email and any attachments are > confidential and may also be privileged. If you are not the intended > recipient, please notify the sender immediately and do not disclose the > contents to any other person, use it for any purpose, or store or copy the > information in any medium. Thank you. > > ARM Limited, Registered office 110 Fulbourn Road, Cambridge CB1 9NJ, > Registered in England & Wales, Company No: 2557590 > ARM Holdings plc, Registered office 110 Fulbourn Road, Cambridge CB1 9NJ, > Registered in England & Wales, Company No: 2548782 > > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >
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