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 PCM access in Virtual Machines
by Victor D.
Thu, 08/27/2015 - 17:19 1
by Thomas Willhalm...
Fri, 08/28/2015 - 09:52
Normal topic MKL library: No vectorization
by Animesh J.
Wed, 04/27/2016 - 08:52 1
by Tim P.
Wed, 04/27/2016 - 11:34
Normal topic How to use MTRR on machines with Skylake processors?
by Xinran W.
Thu, 03/16/2017 - 18:42 1
by McCalpin, John
Mon, 03/20/2017 - 08:14
Normal topic What do L2_RQSTS.PF_HIT and L2_RQSTS.PF_MISS count and entail?
by Jos E.
Thu, 01/09/2014 - 08:13 1
by McCalpin, John
Tue, 01/21/2014 - 16:10
Normal topic Intel PCM - Support E5-2660 Memory Bandwidth collect?
by GHui
Wed, 06/27/2012 - 11:04 1
by Thomas Willhalm...
Wed, 06/27/2012 - 11:57
Normal topic Skylake Instruction Latencies
by Johannes Hofmann
Thu, 02/25/2016 - 03:53 1
by McCalpin, John
Thu, 02/25/2016 - 07:44
Normal topic The sample code for capping power consumption by RAPL interface/driver
by Kevin
Mon, 01/09/2017 - 18:19 1
by sridutt
Thu, 02/02/2017 - 22:11
Normal topic Measuring the fraction of time that memory has stalled the processor pipeline
by Zhu G.
Thu, 07/09/2015 - 05:50 1
by McCalpin, John
Wed, 07/22/2015 - 14:07
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 CoreFreq
by CyrIng
Sat, 10/03/2015 - 01:22 1
by CyrIng
Sun, 01/01/2017 - 13:59
Normal topic Intel Performance Counter Monitor 2.3.5 released
by Thomas Willhalm...
Thu, 01/31/2013 - 13:56 1
by iliyapolak
Sun, 02/10/2013 - 21:47
Normal topic What is the signal raised when execution stage detects a misprediction?
by T C
Sat, 03/07/2015 - 10:11 1
by Seth Abraham (Intel)
Fri, 03/27/2015 - 12:36
Normal topic pmu-tools for Intel PMU features on top of linux perf
by Andreas Kleen (...
Sun, 08/03/2014 - 12:39 1
by Thomas Willhalm...
Sun, 08/03/2014 - 13:18
Normal topic Sandybridge time critical pipeline stage
by gortipavan
Thu, 08/23/2012 - 12:42 1
by iliyapolak
Tue, 02/12/2013 - 00:45
Normal topic Efficiently multiplying an array/vector by a constant with AVX
by dehvidc1
Tue, 05/03/2016 - 21:20 1
by Tim P.
Wed, 05/04/2016 - 04:16
Normal topic Weird Derived Cache Latency
by Min X.
Mon, 03/27/2017 - 20:15 1
by Thomas Willhalm...
Tue, 03/28/2017 - 02:16
Normal topic Shared memory on Nehalem
by Madhav A.
Mon, 01/20/2014 - 08:13 1
by Patrick Fay (Intel)
Fri, 01/24/2014 - 06:31
Normal topic -g option slows down execution
by Frederico C.
Wed, 05/06/2015 - 10:19 1
by Tim P.
Wed, 05/06/2015 - 15:50
Normal topic Disabling RAPL
by Mustafa K.
Thu, 02/25/2016 - 12:38 1
by McCalpin, John
Fri, 02/26/2016 - 09:10
Normal topic Xeon E5/E5v2 performance counters - not all counters working for all events
by Jacob M.
Tue, 09/09/2014 - 06:06 1
by Patrick Fay (Intel)
Tue, 09/09/2014 - 09:35
Normal topic PCM / QPI error
by Tobias G.
Mon, 07/20/2015 - 00:08 1
by Roman Dementiev...
Mon, 07/20/2015 - 03:07
Normal topic variance in time when using VTune and OpenMP
by high end c.
Sat, 12/06/2014 - 03:56 1
by Tim P.
Sat, 12/06/2014 - 04:41
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 Modifying QPI Routing Table Array.
by wonjun s.
Thu, 05/09/2013 - 11:31 1
by Patrick Fay (Intel)
Thu, 05/09/2013 - 12:54
Normal topic Bandwidth Analysis for Xeon-phi coprocessor using Intel VTune Amplifier
by Saumya B.
Sat, 09/24/2016 - 02:30 1
by McCalpin, John
Sun, 10/02/2016 - 10:04
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For more complete information about compiler optimizations, see our Optimization Notice.