Intel® Developer Zone:
Software Tuning, Performance Optimization & Platform Monitoring

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Discussion around topics such as monitoring and software tuning methodologies, Performance Monitoring Unit (PMU) of Intel microprocessors, software characterization, software optimization techniques for performance and power/energy, monitoring CPU core and graphics processors and other system coprocessors as well asimmerging runtime usages for software metering and quality of service.
Intel monitors this forum Monday – Friday, 09:00 – 17:00 Pacific Time (GMT –7:00). Depending on the amount of research we need to do to track down the answer, it may take a day or two for us to respond.
Topic / Topic starter Post date Repliessort descending Last Post
Normal topic Performance Monitoring Counters
by Pramodkumar P.
Mon, 12/01/2014 - 21:46 1
by Alexander Alexeev
Mon, 12/01/2014 - 22:07
Normal topic Cycles spent requests to DRAM on Ivy/Sandy Bridge
by Matthew C.
Thu, 06/26/2014 - 14:35 1
by McCalpin, John
Thu, 06/26/2014 - 16:48
Normal topic Unsupported Model 61 (Intel PCM)
by Guillermo F.
Mon, 04/04/2016 - 03:41 1
by Guillermo F.
Mon, 04/04/2016 - 06:44
Normal topic My summary of clflush and clflushopt.
by Steven H.
Sun, 02/12/2017 - 13:28 1
by McCalpin, John
Mon, 02/13/2017 - 09:07
Normal topic What is UBox, Cbo, sbo, HA, iMC, IRP, PCU, QPI, R2PCIe, R3QPI and etc.
by GHui
Tue, 08/04/2015 - 02:34 1
by McCalpin, John
Tue, 08/04/2015 - 08:48
Normal topic Question about Core Specificity Encoding option for reading cpu performace counters
by Hamid Reza K.
Wed, 04/01/2015 - 10:43 1
by McCalpin, John
Wed, 04/01/2015 - 11:13
Normal topic Using PCM to monitor specific portions of code
by Stanley Y.
Thu, 12/08/2016 - 10:54 1
by Thomas R.
Mon, 12/12/2016 - 03:32
Normal topic How could I understand FP_ASSIST.ANY
by GHui
Fri, 12/16/2016 - 01:56 1
by Thomas R.
Fri, 12/16/2016 - 07:25
Normal topic How vtune compute bandwith?
by HUIZHAN Y.
Thu, 06/25/2015 - 06:22 1
by HUIZHAN Y.
Thu, 06/25/2015 - 13:06
Normal topic What is different between these AVX events on v3?
by GHui
Wed, 09/21/2016 - 19:45 1
by Thomas R.
Fri, 09/23/2016 - 06:17
Normal topic stream take through R2PCIe
by GHui
Wed, 08/12/2015 - 07:56 1
by McCalpin, John
Thu, 08/13/2015 - 09:22
Normal topic Intel PCM: How to convert energy to power ?? Very low Energy Measurements
by aajizattari
Fri, 09/14/2012 - 14:54 1
by Roman Dementiev...
Tue, 09/18/2012 - 04:17
Normal topic Determining PMU (perfmon) version
by James M.
Wed, 07/13/2016 - 09:40 1
by Thomas R.
Thu, 07/14/2016 - 00:18
Normal topic How to alter the cache write policy while working with Intel X5675 series
by priyanka06
Thu, 06/28/2012 - 12:12 1
by Hussam Mousa (Intel)
Thu, 06/28/2012 - 16:27
Normal topic Random and consecutively access and L2/L3 cache hit ratio
by Marcin W.
Thu, 09/19/2013 - 08:26 1
by iliyapolak
Sat, 09/21/2013 - 13:12
Normal topic How Graphics Base Frequency Caluculate
by oniel-kumar (Intel)
Mon, 10/03/2011 - 09:47 1
by Hussam Mousa (Intel)
Mon, 10/03/2011 - 09:47
Normal topic Galileo Vs Atom
by Sridevi B.
Wed, 09/03/2014 - 03:02 1
by Patrick Fay (Intel)
Wed, 09/03/2014 - 07:49
Normal topic The event CYCLE_ACTIVITY.STALLS_LDM_PENDING and CYCLE_ACTIVITY.STALLS_L1D_PENDING
by Yanjing Z.
Sat, 06/29/2013 - 07:40 1
by iliyapolak
Mon, 07/01/2013 - 10:09
Closed topic Strange behaviour of Intel Xeon E3-1220v2
by Tommy F.
Tue, 05/14/2013 - 15:05 1
by Patrick Fay (Intel)
Tue, 05/14/2013 - 15:46
Normal topic RAPL interface for Sandy Bridge MSR update rate
by Akshay Venkatesh
Sat, 06/02/2012 - 03:38 1
by Hussam Mousa (Intel)
Thu, 07/12/2012 - 09:41
Normal topic Questions about Vtune time-sampling when interrupts are disabled.
by Guillermo Navarro
Wed, 08/01/2012 - 00:23 1
by Gary Carleton (...
Fri, 08/03/2012 - 16:27
Normal topic Windows 10 upgrade
by Josee W.
Mon, 05/23/2016 - 17:05 1
by Josee W.
Mon, 05/23/2016 - 17:08
Normal topic Internal Energy unit in PCM
by Lu L.
Mon, 12/16/2013 - 01:14 1
by Roman Dementiev...
Mon, 12/16/2013 - 01:16
Normal topic about QPI cmd
by Yongbo C.
Thu, 09/01/2016 - 00:37 1
by Thomas Willhalm...
Thu, 09/01/2016 - 02:02
Normal topic SANDY BRIDGE ADDRESS MAPPING SCHEME
by Saptarshi S.
Sun, 09/01/2013 - 19:01 1
by Patrick Fay (Intel)
Sun, 09/01/2013 - 19:14
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For more complete information about compiler optimizations, see our Optimization Notice.