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 Understanding OFFCORE_RESPONSE_0 and 1
by Mahwish A.
Tue, 06/02/2015 - 09:00 2
by Patrick Fay (Intel)
Tue, 06/02/2015 - 11:31
Normal topic Why is an E5 1650v3 slower than an i5 4570S ??
by Marcus K.
Thu, 05/28/2015 - 09:51 8
by Tim P.
Sat, 05/30/2015 - 10:44
Normal topic Intel PCM - Can not access CPUs Model Specific Registers MSR
by Mahieddine D.
Wed, 05/28/2014 - 08:52 7
by Patrick Fay (Intel)
Thu, 05/28/2015 - 06:19
Normal topic Branch Address Calculator raise both BTCLEAR and BACLEAR signals?
by T C
Wed, 05/27/2015 - 15:44 0
by T C
Wed, 05/27/2015 - 15:44
Normal topic Branch predictor weird behaviour - how it work?
by NC s.
Tue, 04/28/2015 - 13:04 4
by John McCalpin
Wed, 05/27/2015 - 11:54
Normal topic What port(s) are reffered to by the "Cycles of Port X Utilized"
by Curtis H.
Fri, 05/22/2015 - 06:15 1
by John McCalpin
Mon, 05/25/2015 - 09:32
Normal topic Understanding L1, L2, L3 misses
by Animesh J.
Thu, 05/07/2015 - 13:14 1
by John McCalpin
Thu, 05/21/2015 - 08:54
Normal topic event for speculative executed instruction
by marina m.
Wed, 05/20/2015 - 07:31 1
by John McCalpin
Wed, 05/20/2015 - 11:07
Normal topic Little Bug about IntelPerformanceCounterMonitorV2.8/intelpcm.so/Makefile
by wayne z.
Fri, 05/08/2015 - 05:23 1
by Roman Dementiev...
Tue, 05/19/2015 - 00:42
Normal topic Float pointing exceptions
by Владимир Б.
Thu, 05/07/2015 - 21:18 14
by John McCalpin
Mon, 05/18/2015 - 08:00
Normal topic Precision lost when compiled with -xAVX or -xHOST
by Sharath K.
Tue, 05/12/2015 - 22:06 3
by John McCalpin
Fri, 05/15/2015 - 11:29
Normal topic Custom counters file view out of memory error PCM-Service
by Maurice D.
Tue, 05/12/2015 - 09:08 1
by Thomas Willhalm...
Wed, 05/13/2015 - 00:44
Normal topic Xeon E5 MSR_PP1_ENERGY_STATUS read/write Error
by gokussj9
Thu, 05/07/2015 - 15:35 8
by Patrick Fay (Intel)
Thu, 05/07/2015 - 19:04
Normal topic modprobe msr get FATAL: Module msr not found.
by wayne z.
Tue, 05/05/2015 - 03:50 4
by Otto Bruggeman ...
Thu, 05/07/2015 - 02:16
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
Hot topic DirectX11: big stalls in the driver of an Intel HD 3000
by DZ
Wed, 01/09/2013 - 03:33 26
by kecoro
Tue, 05/05/2015 - 01:17
Normal topic Beginner PCM build issues..
by Maurice D.
Wed, 04/29/2015 - 17:03 2
by iliyapolak
Mon, 05/04/2015 - 01:49
Normal topic Intel PCM: QPI counters not working
by David Cherkus
Tue, 05/08/2012 - 06:54 12
by iliyapolak
Fri, 05/01/2015 - 09:41
Normal topic Measuring memory bandwidth through IntelPerformanceCounterMonitorV2.8
by Jeongseob A.
Wed, 04/29/2015 - 23:21 2
by Jeongseob A.
Thu, 04/30/2015 - 07:54
Normal topic Building intel pcm on Mac
by Grischa J.
Fri, 04/24/2015 - 07:03 8
by Patrick Fay (Intel)
Mon, 04/27/2015 - 05:33
Normal topic Linux vs. Windows: package C-state residency over Haswell
by Rony R.
Sun, 11/09/2014 - 03:59 3
by Patrick Fay (Intel)
Sun, 04/26/2015 - 09:45
Normal topic not counted when trying PEBS with perf
by Zhu G.
Sat, 02/07/2015 - 07:31 3
by Patrick Fay (Intel)
Sat, 04/25/2015 - 07:24
Normal topic DRAM power monitoring on intel server board
by Zhu G.
Tue, 11/04/2014 - 19:59 1
by Patrick Fay (Intel)
Fri, 04/24/2015 - 09:39
Normal topic PCIe NUMA Affinity on Haswell & Ivy Bridge
by John S.
Wed, 04/22/2015 - 20:18 2
by John McCalpin
Thu, 04/23/2015 - 12:17
Normal topic How to enforce pointer incrementation while forbidding compiler to play smart
This topic has been moved to "Intel® C++ Compiler" (View topic)
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For more complete information about compiler optimizations, see our Optimization Notice.