Dear all, Thank you for the notes!
I'll check the Thesis and other options, and I'll try to keep the user group updated. Best, Matheus 2014-11-25 7:20 GMT-02:00 Naveed Ul Mustafa <naveed.must...@bilkent.edu.tr>: > Hi all, > > Here is a thesis work conducted at NTNU about power estimation based on > stat file generated by Gem5. > http://www.diva-portal.org/smash/get/diva2:751714/FULLTEXT01.pdf > > Source code is available at https://github.com/terjr/thesis.git > > I have not use this tool, but it may prove helpful for you. > > > > Hi all, > > > > I merely wanted to caution you guys before you get too excited. Even one > > of these power models, McPat, Orion, DSENT, has hundreds if not thousands > > of undocumented and hidden assumptions. This makes it very challenging to > > use even a single one of these tools with any confidence what so ever > > (yes, even relative numbers). As they are bottom up tools, the > assumptions > > are fundamental in the numbers they eventually generate, and accumulate > to > > error bars measured in 100s or even 1000s of percent. > > > > When you combine them as you suggest you make this even worse. The models > > are with all certainty not composable. Most likely there is no alignment > > of assumptions between the tools, and a number generated by one tools > > means even less in comparison to the numbers generated by another tool. > > I’m not trying to dissuade you from using energy models, but be very > > cautious and critical when it comes to these bottom up models. > > > > There are some very promising top-down regressions models out there that > > probably are far less risky. In any case, keep the user group updated > with > > this work as there currently is not too much visibility of how people use > > power/energy/thermal models with gem5. > > > > Andreas > > > > From: Matheus Alcântara Souza via gem5-users > > <gem5-users@gem5.org<mailto:gem5-users@gem5.org>> > > Reply-To: Matheus Alcântara Souza > > <ticks...@gmail.com<mailto:ticks...@gmail.com>>, gem5 users mailing list > > <gem5-users@gem5.org<mailto:gem5-users@gem5.org>> > > Date: Tuesday, 25 November 2014 08:39 > > To: Sahar Pilevar <saharpile...@yahoo.com<mailto:saharpile...@yahoo.com > >> > > Cc: gem5 users mailing list > > <gem5-users@gem5.org<mailto:gem5-users@gem5.org>> > > Subject: Re: [gem5-users] Energy and Power > > > > Hi, > > > > Not yet. The tool I should check is DSENT. > > > > Best, > > > > Matheus Alcântara Souza > > > > > > Em 25/11/2014, às 05:51, Sahar Pilevar > > <saharpile...@yahoo.com<mailto:saharpile...@yahoo.com>> escreveu: > > > > Hello, I have this question too. Do you find any answer for your question > > ,Matheus ? > > > > > > On Saturday, November 22, 2014 9:43 PM, Matheus Alcântara Souza via > > gem5-users <gem5-users@gem5.org<mailto:gem5-users@gem5.org>> wrote: > > > > > > Hi everyone! > > > > I would like to know how to get energy/power results from gem5 using Ruby > > Mem System and Garnet. > > > > I already know McPAT, that was useful when using Classic Mem System, but > > with Garnet, I don't know how to use it. > > > > Is Orion still working? > > > > Have a nice weekend! > > Matheus > > _______________________________________________ > > gem5-users mailing list > > gem5-users@gem5.org<mailto:gem5-users@gem5.org> > > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > > > > > > > > -- 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 > > gem5-users@gem5.org > > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users > > > Naveed Ul Mustafa > > -- Atenciosamente, Matheus Alcântara Souza
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