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.
This is a peer forum for developers using Intel® technology. Response times vary depending on the complexity of your issue.
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Topic / Topic starter Post date Replies Last Post
Hot topic interrupt coalescing in Xeon processors
by zhengda1936
Mon, 06/03/2013 - 12:53 18
by iliyapolak
Fri, 06/14/2013 - 08:22
Normal topic How to find the reason for poor scalability in xeon phi?
by Surya Narayanan N.
Thu, 11/21/2013 - 10:08 7
by Black.S
Fri, 12/06/2013 - 20:57
Normal topic Why is my application not able to reach core i7 920 peak FP performance
by Dan Leakin
Wed, 02/29/2012 - 06:35 4
by Patrick Fay (Intel)
Wed, 02/29/2012 - 06:35
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 [PCM]QPI Link Power Management is abnormal
by Max J.
Thu, 10/08/2015 - 00:01 0
by Max J.
Thu, 10/08/2015 - 00:01
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 Questions regarding measuring PCIe performance using PCM
by Yiwen Z.
Wed, 09/20/2017 - 07:38 4
by Yiwen Z.
Thu, 09/21/2017 - 13:17
Normal topic Varying CPU usage despite the same test pattern
by Oleg A.
Tue, 04/01/2014 - 11:22 14
by iliyapolak
Tue, 03/24/2015 - 07:00
Normal topic Disabling cache coherancy
by balu.r.0212
Mon, 05/14/2012 - 04:00 2
by balu.r.0212
Wed, 05/16/2012 - 04:28
Normal topic What is the relationship between PMU and PEBS for intel CPU?
by Nan X.
Mon, 03/09/2015 - 19:07 3
by Roman Dementiev...
Mon, 04/13/2015 - 07:42
Normal topic How to understand LLC_misses, LLC-load-misses and LLC-store-misses
by LY
Fri, 01/22/2016 - 08:47 2
by LY
Fri, 01/22/2016 - 11:44
Normal topic PCIe driver to interface kintex 705 with arm a9
by John D.
Tue, 11/15/2016 - 03:43 0
by John D.
Tue, 11/15/2016 - 03:43
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 Attention: Windows Update problems on Windows XP 32-bit OS
by Sergey Kostrov
Tue, 07/17/2012 - 21:52 6
by iliyapolak
Thu, 07/19/2012 - 14:01
Normal topic Cache Allocation Technology - Current specs (allocation granularity, number of CLOS)
by Chang Hyun P.
Thu, 06/04/2015 - 01:35 5
by Andrew H. (Intel)
Fri, 04/21/2017 - 14:22
Normal topic Value of "IA32_VMX_MISC" MSR
by michael a.
Mon, 04/11/2016 - 04:01 0
by michael a.
Mon, 04/11/2016 - 04:01
Normal topic event to count access memory and PAPI
by Abdo L.
Thu, 02/16/2017 - 13:39 0
by Abdo L.
Thu, 02/16/2017 - 13:39
Hot topic Concerns on using AVX double floating point instructions for integer data
by cagribal
Thu, 12/13/2012 - 05:29 37
by Sergey Kostrov
Sun, 12/16/2012 - 12:04
Normal topic PCM can not work with suse11 sp1
by Wang Ruifeng
Wed, 08/14/2013 - 01:17 9
by Tongliang L.
Tue, 08/20/2013 - 20:05
Hot topic TSC Synchronization Across Cores
by Samuel M.
Tue, 04/16/2013 - 20:00 18
by Sergey Kostrov
Fri, 04/26/2013 - 20:49
Normal topic [PCM] pcm-pcie utility
by Roman Dementiev...
Mon, 09/23/2013 - 07:21 0
by Roman Dementiev...
Mon, 09/23/2013 - 07:21
Normal topic [Sandy-bridge loop buffer]
by zakaria-bendifallah
Fri, 12/16/2011 - 02:03 4
by Tim P.
Mon, 12/19/2011 - 04:21
Normal topic Error building Intel Performance Counter Monitor kext on OSX 10.9
by Jorge G.
Sat, 10/11/2014 - 00:34 2
by Jorge G.
Tue, 10/14/2014 - 02:40
Normal topic How to defeat H/W prefetcher in Intel Core i3/i7
by Bholanath R.
Mon, 08/10/2015 - 13:41 4
by McCalpin, John
Fri, 08/14/2015 - 13:01
Normal topic iMC Queue size
by md K.
Sat, 06/25/2016 - 06:38 0
by md K.
Sat, 06/25/2016 - 06:38
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Hot topic with new posts
Hot topic without new posts
Sticky topic
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For more complete information about compiler optimizations, see our Optimization Notice.