Forum topic

How to profile the communication between Host and Mic during Offload Mode

Recently I need to know exactly the data communication(exactly how much and when) between the Host and MIC while running an offload application.

Autor 振 徐. Última actualización 30/10/2015 - 18:57
Forum topic

How can L2_RQST.BOTH_CORES.ANY_MESI=0 while L2_LINE_IN.SELF.ANY >0 ?

Hi all~

I'm tring to calculate the L2 miss ratio of a program on the platform of Intel Core2 michroarchitecture.

Autor sun s. Última actualización 17/12/2013 - 07:01
Forum topic

Cannot open the external text editor for this file.

Hi all~

I use vtune to find out the hotspot of the program, but when I try to edit the code through double-click the hotspot code line it says that"

Autor sun s. Última actualización 10/12/2013 - 16:40
Forum topic

I'm still confused by how to calculate the L1, L2 cache miss ratio after reading many related posts.

I'm trying to use Vtune to get the L1I, L1D, and L2 cache miss ratio on the platform of  Intel Xeon core microarchitecture.

Autor sun s. Última actualización 26/11/2013 - 07:03
Forum topic

How to find the microarchitecture code name? I want to analyse the performance of hard ware issues.

I try to use  VTune™ Amplifier XE 2011 to test the performance hardware issues of my C code project. 

Autor 西洋 张. Última actualización 25/11/2013 - 04:24
Forum topic

Where can we find all the hardware events for a specific microarchitecture?

Recently,I've been using Vtune to get each cache level miss ratio on different platforms.

Autor sun s. Última actualización 12/11/2013 - 07:09
Forum topic

I try to use hardware sampling event to calculate the L1,L2 miss, but it says that" unable to open shared library:libivytown.so

I try to use hardware sampling event to calculate the L1,L2 miss.

Autor sun s. Última actualización 11/11/2013 - 17:55
Forum topic

Problems encountered when I try to get the L1,L2 Cache Miss rate of an Intel Sandy Bridge.

I've learned the following formula to calculate the L1,L2,L3 Miss rate from another post which is given by @Kirill Rogozhin (Intel):

Autor sun s. Última actualización 04/11/2013 - 07:47
Forum topic

My machine is Ivybridge E5-2692v2, but when I try to use -collect snb-memory-access ,it fails.

My machine is Ivybridge E5-2692v2, but when I try to use -collect snb-memory-access ,it says that "This analysis type is not applicable to the current machine michroarchitecture".

Autor sun s. Última actualización 30/10/2013 - 08:07
Forum topic

How to get cpu install

I want get 'cpu stall' using vtune.which event should i use?How to use? I have found two events.

UOPS_RETIRED.STALLED_CYCLES?

UOPS_RETIRED.STALLED?

Autor lina c. Última actualización 09/10/2013 - 21:52
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