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 Replies Last Postsort ascending
Normal topic High impact of rdtsc
by Mark D.
Mon, 09/26/2016 - 09:17 4
by Mark D.
Wed, 09/28/2016 - 12:10
Normal topic Bandwidth Analysis for Xeon-phi coprocessor using Intel VTune Amplifier
by Saumya B.
Sat, 09/24/2016 - 02:30 0
by Saumya B.
Sat, 09/24/2016 - 02:30
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 Bug: PCM doesn't support offline cores
by Tomer M.
Tue, 08/23/2016 - 12:18 1
by Roman Dementiev...
Fri, 09/23/2016 - 02:10
Normal topic How to saturate the QPI link
by Doru Adrian Thom P.
Mon, 09/19/2016 - 18:59 1
by John McCalpin
Wed, 09/21/2016 - 07:00
Normal topic RAPL misunderstanding / misinformation
by Jarvis S.
Sat, 09/10/2016 - 09:24 6
by Thomas Willhalm...
Mon, 09/19/2016 - 08:43
Normal topic Make sure certain PCIe writes are 64bytes to improve the bus performance
by Anil A.
Tue, 09/13/2016 - 01:32 4
by John McCalpin
Thu, 09/15/2016 - 15:07
Normal topic Performance monitoring through intel VTune amplifier
by Saumya B.
Tue, 09/13/2016 - 01:27 2
by Saumya B.
Thu, 09/15/2016 - 13:50
Normal topic Wrong LBR addresses
by Alex L.
Thu, 09/15/2016 - 06:03 0
by Alex L.
Thu, 09/15/2016 - 06:03
Normal topic Does Multiply-Add operations count twice ?
by GHui
Mon, 09/05/2016 - 21:09 10
by John McCalpin
Fri, 09/09/2016 - 11:23
Normal topic How to compile program with icc contain vfmadd
by GHui
Thu, 09/08/2016 - 21:30 0
by GHui
Thu, 09/08/2016 - 21:30
Hot topic temporary pcie bandwidth drops on Haswell-v3
by Friedhelm S.
Tue, 11/24/2015 - 04:34 20
by John McCalpin
Wed, 09/07/2016 - 07:44
Normal topic How to measure flops on v4
by GHui
Tue, 08/23/2016 - 22:21 9
by John McCalpin
Wed, 09/07/2016 - 07:38
Normal topic iMC Configuration Registers reads all 1 (ffffffff)
by Xingbo W.
Mon, 09/05/2016 - 15:16 2
by Xingbo W.
Wed, 09/07/2016 - 07:32
Normal topic Which is fast?
by GHui
Tue, 09/06/2016 - 20:24 0
by GHui
Tue, 09/06/2016 - 20:24
Normal topic AVX Turbo bins for Broadwell-EP
by Johannes Hofmann
Tue, 09/06/2016 - 02:06 0
by Johannes Hofmann
Tue, 09/06/2016 - 02:06
Hot topic HowTo MSR for Turbo Ratios ?
by CyrIng
Thu, 01/09/2014 - 10:33 39
by CyrIng
Mon, 09/05/2016 - 12:49
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 Performance Counters of Memory Write Traffic
by Jeremy W.
Sun, 08/28/2016 - 04:40 1
by John McCalpin
Mon, 08/29/2016 - 11:32
Normal topic Intel PCM (version 2.11) under Windows XP
by Jeremy W.
Sat, 08/27/2016 - 04:06 2
by Jeremy W.
Mon, 08/29/2016 - 07:29
Normal topic How to build WinMsrDriver of Intel PCM (version 2.11) with Visual Studio 2015 under Windows 10?
by Jeremy W.
Sat, 08/27/2016 - 11:50 0
by Jeremy W.
Sat, 08/27/2016 - 11:50
Normal topic DDIO hit/miss metric? (or PCIeItoM not ticking)
by Bartosz L.
Thu, 05/12/2016 - 11:02 5
by Yigal K.
Wed, 08/24/2016 - 00:06
Normal topic C state latency measurement Cherrytrail
by venkatesh v.
Tue, 08/23/2016 - 10:22 0
by venkatesh v.
Tue, 08/23/2016 - 10:22
Normal topic Benchmark performance increases with deeper C-states (linux)
by Beverly K.
Sun, 11/09/2014 - 06:01 7
by venkatesh v.
Tue, 08/23/2016 - 09:53
Normal topic Tracking what prevents the processor from entering deeper PCStates
by Victor P.
Mon, 08/15/2016 - 10:43 0
by Victor P.
Mon, 08/15/2016 - 10:43
New posts
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Hot topic with new posts
Hot topic without new posts
Sticky topic
Locked topic
For more complete information about compiler optimizations, see our Optimization Notice.