What's New

VTune Amplifier XE 2015 Update 2 and VTune Amplifier 2015 Update 2 for Systems

• TSX Hotspots analysis providing Precise Clockticks data for the Intel microarchitecture code name Haswell

• Bandwidth analysis improvements including:

  • Support for the 5th Generation Intel® Core™ processors (code name: Broadwell) and Intel microarchitecture code name Silvermont

  • QPI Bandwidth data analysis for server platforms

  • Total, Read and Write Bandwidth timeline areas merged into single area

  • Grouping by package for the CPU Time timeline area

• GPU analysis improvements including:

  • GPU Architecture Diagram tab added to the Timeline pane to facilitate interpretation of the OpenCL™ application analysis data and easily match the GPU hardware metrics with the corresponding architecture blocks

  • Support for the OpenCL application analysis (for Intel HD Graphics) and GPU usage analysis (except for the GPU hardware metrics) for Linux* targets

  • Intel Media SDK program analysis for Linux systems with Intel HD Graphics

  • Compute extended counter set support for GPU analysis on the 5th Generation Intel® Core™ processors (code name: Broadwell)

  • Compute basic counter set replacing the Global/local accesses set for GPU analysis

VTune Amplifier 2015 Update 1 for Systems

• Loop trip count collection level supported for the Advanced Hotspots and custom hardware-event-based sampling analysis types

• Support for a collection of system-wide context switches that enable an analysis of detailed scheduling layout for all threads on the system and identify the nature of context switches for a thread (preemption or synchronization)

• Configuration for Android framework and Linux* Ftrace events collection via Events Library in the Custom Analysis

• Support for analysis of ITT API applications running in the Attach to Process mode

• Average calculation for bandwidth and power metrics added for Energy Analysis data

• Support for Perf* based driverless hardware event-based sampling collection with stacks

VTune Amplifier XE 2015 Update 1

• Spin and Overhead Time metrics classified by reasons for OpenMP* analysis

• Direct access to the source analysis for an OpenMP parallel region when using the /OpenMP Region/.. granularity in the grid

• Support for Intel microarchitecture code name Haswell-EP and Broadwell

VTune Amplifier 2015 for Systems

• Intel Energy Profiler analysis support for remote Windows* target systems via data collection with the Intel SoC Watch command line tool and importing the collected data to the VTune Amplifier project on the host

• CPU Sleep States and CPU Frequency analysis appear under Energy Analysis, instead of the previous Power Analysis

• GPU analysis on remote Android* target systems (with Intel HD Graphics) from supported host systems.

• CPU/GPU Concurrency analysis using a predefined configuration to explore GPU usage per basic hardware metrics and correlate this data with the CPU usage at the same time frames

• Support for custom data collection of Android framework events and processor chipset events

• Lightweight integration of the VTune Amplifier to the Eclipse* IDE with the toolbar access to the standalone version of the VTune Amplifier

• Java analysis support on Android systems for the code generated with the ART* compiler

• OS X* host support for performing automated remote collection on other platforms and viewing collected results

• Support for driverless hardware event-based sampling (EBS) collection for Advanced Hotspots, General Exploration and Custom EBS analysis types on Linux and Android systems

• New Finding Hotspots on an Android Platformtutorial accompanied with the C++ code example and providing instructions for the Basic Hotspots analysis on a remote Android system

VTune Amplifier XE 2015

• New SIMD Width metric added to the list of supported OpenCL™ kernel analysis metrics

• Extended OpenMP analysis providing a CPU utilization histogram and metrics on serial time and potential tuning gain for parallel regions

• Stack collection enabled for Intel Xeon Phi™ coprocessor analysis types

• Improved Intel Xeon Phi coprocessor analysis workflow using the Target system configuration options (GUI and CLI mode)

• An option to create custom grouping levels and apply them to grid views

• Support for importing *.perf files with the event-based sampling data collected by the Linux Perf tool

• An option to limit the call stack size and minimize collection overhead for custom hardware event-based sampling analysis results

• An option to display verbose collection and finalization messages in the Collection Log window

• Support for importing csv files with instantaneous data collected out of the VTune Amplifier with the external collector

VTune Amplifier 2014 Update 2 for Systems

• Optimized workflow for the remote data collection in the Attach to Process (for Linux* and Android*) and Launch Android Package mode providing an option in the Project Properties: Target tab to easily get a list of processes and Android packages running on the remote system and select the required process/package for analysis

• Ability to resolve symbols for modules with build ID and separate files with debug information

• Ability to specify x64 code from a 32-bit process in the JIT API

VTune Amplifier XE 2013 Update 17

• Updated product toolbar providing quick access to the product documentation with the new Help button and to the Import dialog box with the Import Result button (standalone only)

• Remote system configuration options provided in the Project Properties: Target tab to specify a path to the VTune Amplifier installed on a remote machine and a path to a remote temporary directory used for storing performance results

• Updated Event Reference for Intel microarchitectures code name Ivy Bridge and Haswell

VTune Amplifier 2014 Update 1 for Systems

• Support for all algorithm analysis types (Basic Hotspots, Concurrency, and Locks and Waits) on remote Linux systems

VTune Amplifier XE 2015 Beta

• Improved OpenMP region analysis with the OpenMP Region grouping level in the Bottom-up window and the Region Instance Duration histogram in the Summary window

• Auto-rebuild of sampling and power drivers at system boot time after Linux* kernel update

• OS X* host support for performing automated remote collection on other platforms and viewing collected results

• New TSX Exploration analysis type for 4th generation Intel® Core™ processors based on the Intel microarchitecture code name Haswell

• Summary window extended with hyperlinks for Top Hotspots and performance metrics navigating to the Bottom-up grid view

• Call Stack Mode default setting changed from Only user functions to User functions + 1 for better understanding of library usage

VTune Amplifier XE 2013 Update 16

• Graphical interface for remote data collection on Linux* systems via SSH

• Simplified User API collection setting for native analysis on the Intel® Xeon Phi™ coprocessor

• Support for external data collection launched from the VTune Amplifier with the Custom collector target configuration option or -custom-collector command line option.

• An option in the graphical and command line interface to import a csv file with the externally collected data into an existing VTune Amplifier result. Importing a csv file does not affect symbol resolution in the existing result.

• Support for importing a csv file that does not specify a hostname for the target system but contains time stamps represented in the UTC format. In this case, the VTune Amplifier displays global data (not attributed to specific threads/processes) only.

• Search functionality for the grid views added to the toolbar

• Collection data limit option supported for hardware event-based analysis types

• Usability improvements for the structure of hardware event-based sampling analysis types to introduce cross-CPU basic configurations and separate advanced CPU-specific analysis configurations

• Grouping options in Timeline pane

• Event reference help for Intel microarchitecture code name Haswell and Intel® Xeon Phi™ corporcessor (code name: Knights Corner)

VTune Amplifier 2014 for Systems

• Graphical interface for remote data collection on embedded Linux* and Android* systems

• Support for hardware event-based sampling analysis and Basic Hotspots analysis on Android platforms

• Support for building the sampling driver as RPM with build services like Open Build Service (OBS) using the sepdk.spec file

VTune Amplifier XE 2013 Update 15

• Ability to change the focus function from the Caller/Callee panes

• Ability to collapse recursive functions in the Call Stack pane

• Improved Frame Rate Histogram representation per frame domain in the Summary window

• Automatic positioning of the hottest line in the Source/Assembly window after drilling down from the grid

• Support for importing global discrete counters collected externally

VTune Amplifier XE 2013 Update 14

• GPU OpenCL™ kernel analysis extended with memory transfers, visualization of OpenCL API and computing queue

• Standalone interface improved to provide more workspace for the analysis results

• Event-based stack sampling analysis of system processes for kernels and drivers

• Ability to cache source files and explore collected performance statistics later even if the source file has been changed

• Improved kernel stack analysis

• Support for Intel microarchitecture code name Silvermont

• Support for Intel® Xeon® E5-2600 v2 and E5-1600 v2 processors based on the Intel microarchitecture code name IvyBridge-EP

• Simplified syntax for searching binary and symbol files with the -search-dir and source-search-dir command line options

VTune Amplifier XE 2013 Update 13

• Support for ITT pause/resume APIs on the Intel® Xeon Phi™ coprocessor

• Support for adding external collection data (in the CSV format with a predefined structure) to the VTune Amplifier analysis result collected in parallel with external statistics.

• SSH-based remote collection via amplxe-cl

• Support for Microsoft* Windows* 8.1 operating system

• Integration with Microsoft Visual Studio* 2013 IDE

VTune Amplifier XE 2013 Update 12

• Tracing of OpenCL™ kernels execution on Intel Processor Graphics

• Bug fixes

VTune Amplifier XE 2013 Update 11

• Support for scientific data representation in the grid

• Source Function Stack grouping level enabling more accurate result comparison in the Top-down Tree pane

• Change Stack Layout option in the Top-down Tree and Bottom-up panes to switch between chain and tree types of stack layout

• Support for identifying function boundaries using static binary analysis methods for binaries without symbol information

• Event summary for hardware event-based sampling analysis results in the command line reports

VTune Amplifier XE 2013 Update 10

• An option to enable/disable matching application and working directories

VTune Amplifier XE 2013 Update 9

• Source and assembly data available in the command line reports

• Advanced Hotspots analysis (formerly, Lightweight Hotspots) introducing several collection levels

• Total metric for flat groupings in the Source/Assembly panes

• Overhead and Spin time classification for Microsoft OpenMP* runtimes

• Support for Hotspots, General Exploration and Bandwidth analysis types on the Intel® Xeon Phi™ coprocessor (except for the user API analysis)

• GPU analysis for Intel Processor Graphics based on hardware metrics such as Execution Units(EU) Array Active/EU Array Stalled/EU Array Idle, GPU Memory Bandwidth, GPU L3 Cache Misses, and others

• GPU analysis based on DirectX* pipeline events and used to correlate CPU/GPU usage and identify whether the application is CPU or GPU bound

• Event Reference documentation separated from the basic help system and delivered per processor

VTune Amplifier XE 2013 Update 8

No documentation changes.

VTune Amplifier XE 2013 Update 7

• Assembly grouping by RVA, basic blocks, and function ranges

• Support for the hardware event-based sampling analysis of Windows Store C/C++, C# and JavaScript applications on Microsoft Windows 8* via the Attach to Process or Profile System modes

• Support for applications generated by MinGW/Cygwin GCC*

• Event summary for hardware event-based sampling analysis results in the command line reports

• Highlighting performance issues based on filtered-in data

VTune Amplifier XE 2013 Update 6

• Separate configuration tabs for binary/symbol search directories and source search directories

• Caller/Callee window enabling the detailed analysis of the parent and child functions for a particular focus function

• Optimized welcome page providing direct access to analysis configurations and recent analysis results

• Context help for hardware events and performance metrics columns in the grid

• Overhead and Spin time metrics in the grid and Timeline pane

• Time scale configuration (Elapsed time, OS timestamp, and CPU timestamp options) for the Timeline pane

VTune Amplifier XE 2013 Update 5

• Support of Hotspots, General Exploration and Bandwidth viewpoints for upcoming 4th generation Intel® Core™ processors based on the Intel microarchitecture code name Haswell

• Bug fixes

VTune Amplifier XE 2013 Update 4

• General Exploration analysis for the Intel Xeon Phi coprocessor

• General Exploration viewpoint for Intel microarchitecture code name Ivy Bridge

• Frame analysis for OpenMP* parallel regions

• Attaching to Java processes for hardware event-based sampling analysis types

• CPU utilization data in the Hotspots viewpoint for event-based sampling analysis results

• Event-based sampling analysis for OpenCL applications on the Intel Xeon Phi coprocessor (JIT collection)

• Usability improvements in the Timeline view

• Bug fixes

VTune Amplifier XE 2013 Update 3

• Loop Mode option in the filter bar to view a hierarchy of the loops in the application call tree

• Support multiple domains for __itt_frame_* API

VTune Amplifier XE 2013 Update 1 and Update 2

• Microsoft Windows* Server 2012 support

• Improved integration with Microsoft Windows* 8 operating system and Microsoft Visual Studio* 2012 IDE

• Search mechanism in grid views

• Options to manage generation of the command line for an analysis configuration selected via GUI