Profiling an application which uses SIGNALS
Hello, we are using Intel VTune 2015 for profiling our application which is running under CentOS 5.11. Our application uses c++ signals for the control flow. When trying to do a basic hotspots analysis...
View ArticlePerformance Overhead Introduced By Tool Itself
Hi all,We are now trying to evaluate this tool for our products.Our main interest in vtune is wether is can profile apps without any overhead.The problem with profiling is that generally the profiling...
View ArticleCall stack mechanism implementation question
I am running a Go program with dwarf information and VTune does a good job figuring out line numbers and so forth but it struggles with stack walks. I am guessing that it is because Go's stack...
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insufficient virtual memory
I am getting an error while loading a result from a general exploration experiment. This is an MPI executable, but collection was only done for one process on each node. See attached PNG for the...
View Articlesfdump5 tool in VTune
There seems to be some mention of a command-line sfdump5 tool that can be used to process/view the samples within a .tb6 file. There is also documentation of this tool in the 3.11 revision of the SEP...
View ArticleCentos7 kernel oops when running
When evaluating the vtune_amplifier_xe_2015.1.0.367959 on Linux I experienced a kernel oops in the vtune kernel modules. I was trying to run the microarchitecture -> general exploration ->...
View ArticleA 'Failed to create sampling data base' Problem
I am newer to VTune, and using VTune performance analyzer v9.1 on Windows XP(Intel Pentium G3420).When I try to log Clockticks information, the VTune always show erro that "Failed to create sampling...
View Articleittnotify in xeon phi offload regions
I'm trying to call the functions __itt_pause() and __itt_resume() from within offload regions so that I can only sample specific sections of my code in a knc-bandwidth collection. However I'm having...
View ArticleAssertion fail during install.sh
Hello, During VTune Amplifier XE installation, on Fedora20 X64, I am getting an assert and install fails, Any suggestion how to fix it is welcome. Thanks. Please type a selection or press "Enter" to...
View Article“memory bound” metric in Vtune
Hello,I am analyzing “memory bound” metric in my code with Vtune. According to "Intel® 64 and IA-32 Architectures Optimization Reference Manual-B.3.2.3":%L2 Bound =(CYCLE_ACTIVITY.STALLS_L1D_PENDING -...
View Article"Cannot locate file vtsspp.ko"
Today I started an evaluation of VTune Amplifier for Linux. (2015 edition, update 1.) I installed it on 'Ubuntu 14.04' with sudo root. The installation process reported success. Yet, when I do an...
View ArticleHow can I profile the java application for hotspot analysis?
Hello,I am running the wordcount example of hadoop on intel vtune for hotspot analysis. Command is bin/hadoop jar /usr/local/hadoop/hadoop-examples-1.2.1.jar wordcount inputfile outputfile. Hotspot...
View ArticleHotspot analysis is not providing bottom-up analysis
I am running the svm application on intel vtune for hotspot analysis. The input file size is 2GB. The application run fine however the hotspot analysis on intel vtune GUI just provides the following...
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Mapping assembly / source.
From the documents, I read that the attribution of cycles to instructions or source code lines can sometimes be one off. A line too early, or too late.In my run, I see very inaccurate mappings. Both...
View Articleproject property----Duration Estimation
I'm using Intel Vtune Amplifier XE to to profiling jobs and I'm confused about the selection of Duration Estimation in Project Property. If I choose Between 1min and 15min and enable multiple runs,...
View Articleشركة صيانة وستنجهاوس 0235699066 ^ 01093055835 ^ خدمة اصلاح دراير وستنجهاوس...
خدمة عملاء وستنجهاوس تقدم لكم الصيانة الشاملة لأجهزة وستنجهاوس بالكامل 01023140280// 0235699066 // 01154008110 // 0235710008 // 01093055835 خبراء في مجال صيانة الاجهزة المنزلية ( ماركة وستنجهاوس )...
View Articleخدمة الصيانة المعتمدة جيبسون 0235699066 العجوزة 01023140280 تصليح ثلاجات...
خدمة عملاء جيبسون تقدم لكم الصيانة الشاملة لأجهزة جيبسون بالكامل 01023140280// 0235699066 // 01154008110 // 0235710008 // 01093055835 خبراء في مجال صيانة الاجهزة المنزلية ( ماركة جيبسون ) الاولي...
View Articleتوكيل جيبسون في مصر # 0235710008 # 01154008110 # اصلاح دراير جيبسون بجودة عالية
خدمة عملاء جيبسون تقدم لكم الصيانة الشاملة لأجهزة جيبسون بالكامل 01023140280// 0235699066 // 01154008110 // 0235710008 // 01093055835 خبراء في مجال صيانة الاجهزة المنزلية ( ماركة جيبسون ) الاولي...
View Articleمركز صيانة ادميرال ( 0235699066 المنيل 01093055835 ) خدمة صيانة وضمان عام كامل
خدمة عملاء ادميرال تقدم لكم الصيانة الشاملة لأجهزة ادميرال بالكامل 01023140280// 0235699066 // 01154008110 // 0235710008 // 01093055835 خبراء في مجال صيانة الاجهزة المنزلية ( ماركة ادميرال ) الاولي...
View Articleاجود توكيل ادميرال المعتمد ^ 0235710008 ^ الشيخ زايد ^ 01154008110 ^ خدمة...
خدمة عملاء ادميرال تقدم لكم الصيانة الشاملة لأجهزة ادميرال بالكامل 01023140280// 0235699066 // 01154008110 // 0235710008 // 01093055835 خبراء في مجال صيانة الاجهزة المنزلية ( ماركة ادميرال ) الاولي...
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