Prof. Shih-Hao Hung 洪士灝 Dept. of CSIE & GINM 資工網媒

[2011.05]

*Performance 效能 Applications 應用 Security 安全 Lab 實驗室

*Making Computers Better!

How do you improve computers?First, understand the computer… software & hardware!Where are the important and meaningful problems? Use tools and your brain to solve problems!

Our Approaches – Deep, Fundamental, Practical, UsefulPerformance tools and evaluation methodologiesApplications from embedded systems to cloud computingSecurity for systems and applications over the Internet

PAS Lab: 3 Ph.D. students, 14 M.S. students, 5 undergraduate studentsMany projects & collaborators (MediaTek, MStar, Intel, IBM, etc.)

Goals: Train students with skills to think and work smart Contribute to the academic and industrial research

*Performance EngineeringYou will learn…

How SW/HW components in a system work togetherHow performance tools help to detect performance problemsHow to improve systems with modeling and simulation

Examples: 國科會研究計畫 : 多處理器系統晶片最佳化方法與工具設計 (Optimization of Multiprocessor Systems-on-Chips: Methodology and Tool Design) ， 2006~2009

國科會推動規劃補助計畫 : Android 平台最佳化技術研究之建置計畫 (I)-- 子計畫三 : 通訊效能與輸出入裝置驅動程式之最佳化（ Optimization of the Interprocessor Communications and Input/Output Device Drivers for Android Platforms ） , 2009~2011

經濟部學界科專計畫『嵌入式異質多核心系統技術研發三年計畫』： B3 分項 -- 嵌入式異質多核心系統效能工具之開發 Performance Analysis Tools for Heterogeneous Multicore Embedded Systems, 2008~2011

MStar: Performance Evaluation for Android Systems via Virtual Platforms, 2011~2012

*Applications and SecurityYou will learn…

How to develop and optimize Multicore & GPU applicationsHow to develop and optimize Android Smartphone applicationsHow to develop and optimize Cloud Computing applicationsHow to design Security mechanisms in these applications

Examples: 美國昇陽電腦公司：以平行計算技術為基礎的新微處理機系統晶片 (CMT processor SoC) 作為下一代通訊市場使用之 ATCA 平台之效能評估技術 , 2006~2007

廣達研究院：分析與改進商用中階儲存伺服器 (enterprise-class storage server system) 之效能 , 2006~2007

國科會國家型科技計畫 : 以虛擬平台實現異質多核心應用快速原型設計之技術研究 (Fast Prototyping of Heterogeneous Multicore Applications via Virtual Platforms), 2009~2011

國科會研究計畫 : 行動應用軟體之虛擬化雲端執行環境 Cloud-based Virtualized Execution Environment for Mobile Applications, 2011~2012

*Simulation of Multicore Systems

ResearchSimulation of

Multi-cores

Parallel Simulation

of Multi-cores

Application & OS Kernels for

Multicores

Functional Simulator +Cycle-Accurate Simulator +

Parallel Simulation

Extremely Slow Workload Characterization

To Support SamplingTechniques

Fast &AccurateInaccurate

Traditional Method Multi-level, Multi-Stage Simulation on Multicore

Application & OS Kernels for

Multicores

NSC Project 2009-2011Collaborate with 中研院

*Design of Embedded Systems

Instr. SetSimulator

IPC over Interconnect or Shared Memory

Accelerator

DevicesNetwork Proc.GPU

Codec Engine

Linux

Android

Main System (QEMU)2x ARM CPU

Memory I/O Devices

Services

Accelerated Functions

4x DSP Local Memory

Interrupt Serv.

uKernel

DSP Apps

Power Management and DVFS

SW Design & Verification

HW Design & Verification

Hardw

are-Softw

are Co-design/Co-Verify

MoEA Project (2009-2012): System Software for Multicore SoCCollaborate with 清大、交大、工研院

New Project with Mstar (晨星半導體 ), 2010.11~2011.10

*Android and Cloud Computing

NSC Project (2009-2011)Collaborate with 清大、交大、 Qista, Mstar, MIPS, Qualcomm

*Cloud Computing Systems

In Collaboration with MediaTek (聯發科 ), 2010.10~2012.09Study and improve cloud computing system infrastructureDevelop truly innovative cloud applications (e.g. virtual phone)Enhance security in the cloud (e.g. secure data store)

*Some Suggestions…In our lab, you have an opportunity to really learn a lot about computer systems in the future

The world is full of multicore computers – do you really know how to make use of them?Everybody is talking about cloud computing – do you really know the key innovations?Smartphones are replacing notebook/desktop computers – do you know the trend of mobile computing

We have challenging projects to help you learn these state-of-the-art system technologies, and the learned skills will be very useful to your career in the future!