Problems using OSX VTune
Just tried OSX VTune (to profile a remote Linux host) for the first time. The overall experience started out really nicely. Then it went completely off the rails. Here's what happened and some...
View ArticleUnable to create threads when running under vtune
I have an MPI application that I am attempting to profile using VTune. No one at my company has experience with VTune, so I'm at a loss as to how to proceed, because I can't get it working.My...
View ArticleQuestions about "context switches" in Hotspots analysis
I have a bunch of question about context switches info in Hotspots analysis.1. In Hotspots->Top-down Tree view: A. What is the difference between "Context Switch Count: Total" and "Context Switch...
View Articlechecking whether Vtune has been attached to a process inside the code
Hi all, I am successfully using Vtune Amplifier with attaching to a process feature. I was just wondering if there is any way either with ITT or any flag that I can pause the code until Vtune is...
View Articlehow to get the pt trace packet
I learned that Intel® Processor Trace (Intel® PT) is supported in Vtune .Intel PT offers control flow tracing, which includes in data packets timing and program flow information (e.g. branch targets,...
View Articleproblem Installing vTune on win10/x64
Hi, I have successfully downloaded vTune "VTune_Amplifier_2019_update3_setup" for my win10/x64 machine. however, when I double-click the install icon, nothing happens. I have done the followings with...
View ArticleAnalyse Memory Consumption of an application
I'm trying to analyse the memory consumption of our application with VTune Amplifier 2019, collected data and wanted to find out in the "bottom -up" timeline with "filtered in by selection" for a peak...
View ArticleResult path not found
I want to create a hotspot report according to the help information1) Generate the 'hotspots' report for the result directory 'r000hs'. amplxe-cl -report hotspots -r r000hs However, I always get the...
View ArticleCannot see actual Fortran subroutine names when checking performance of...
Hello,I have a large program in Fortran, which does not exhibit the level of speed that I wished to have, despite using the optimization options to maximize speed in the Intel compiler. I am trying to...
View ArticleVTune Hotspots messing with TCP Stack (Zookeeper)
I am using the VTune Amplifier Hotspots which worked the first two times I used it. However, sometimes it causes my TCP stack to fail. I am using Zookeeper which is not being run when using Hotspots....
View ArticleUnable to download VTune Amlifier for linux
HelloI am trying to download Intel® VTune™ Amplifier for linux. (just Vtune Amplifier only)Homepage gives me a download link, however it ends up with 404 error.Any help will be greatly...
View ArticleUnable to install VTune Amplifier 2019 (any version) on Ubuntu 16.04
Hello fellow developers,i have been unable to install any version of Intel VTune Amplifier 2019 on a machine running Ubuntu 16.04.Upon starting the installation process (./install.sh as root user / the...
View ArticleAmplifier cannot detect remote machine configuration.
HiWhen I use vtune on windows host to analysis the target linux application with ssh, the vtune show error "Amplifier cannot detect remote machine configuration." Can anybody tell me how to correct it?...
View ArticleCPU/GPU concurrency analysis Error
Hi,I have an error when i launch a cpu/gpu concurrency : Cannot finalize the result. Error 0x4000002a (Database interface error) -- Precompute error please help !
View Articlevtune_amplifier_2019_update4's Prerequisite
Hi, I install vtune_amplifier_2019_update4 on centos 7.2. And below is the message about Missing Prerequisite: Prerequisites > Missing...
View ArticleGPU in-kernel hardware not support but it should be
Hi, I can't run GPU In-kernel Profiling with this error : Current hardware does not support GPU in-kernel profiling. Whereas I have :Intel I7-6700K with HD 530Windows 7 / 64 bitsVTune 2018and Intel...
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How relevant are the line-by-line timings of a hotspot analysis
Not 100% sure if this is the correct sub-forum, please be gentle...I am currently trying to optimise a code for execution time. Hence the use of VTune Amplifier. I have some doubts/questions about the...
View ArticleI can't have Estimated GPU cycles for kernel into In-Kernel Profiling
Hi, When i go to source code of my kernel in GPU In-Kernel Profilng, i can't see column "Estimated GPU Cycles" (https://software.intel.com/en-us/node/810015 picture 2). I have column "Computing Task"...
View ArticleVTune on AMD cpus?
Hello,I have an AMD Ryzen 2700X. Can I profile an application I'm developing using vtune?Regards
View ArticleApplication sets its own handler for signal 38 that is used for internal...
We have a simple Go and DPDK application that listens only for interrupt signals. I'm trying to setup vtune analysis via CLI/remote on a target Linux machine running the app. I'm using...
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