... of heterogeneous parallel systems formed by CPUs and massively data-parallel accelerators. This thesis deals with the programmability problems due to separate physical memories for CPUs and accelerators, which are key to accomplish high performance. These separate memories are presented to applicati ...
Ignite-UX Administration Guide
... © Copyright 1999, 2010 Hewlett-Packard Development Company, L.P. Confidential computer software. Valid license from HP required for possession, use or copying. Consistent with FAR 12.211 and 12.212, Commercial Computer Software, Computer Software Documentation, and Technical Data for Commercial Ite ...
... © Copyright 1999, 2010 Hewlett-Packard Development Company, L.P. Confidential computer software. Valid license from HP required for possession, use or copying. Consistent with FAR 12.211 and 12.212, Commercial Computer Software, Computer Software Documentation, and Technical Data for Commercial Ite ...
CS162 Operating Systems and Systems Programming Lecture 1
... – Why is the web so slow sometimes? Can you fix it? – What features should be in the next mars Rover? – How do large distributed systems work? (Kazaa, etc) ...
... – Why is the web so slow sometimes? Can you fix it? – What features should be in the next mars Rover? – How do large distributed systems work? (Kazaa, etc) ...
Partitioning Implementations for IBM E p5 Servers
... Third Edition (February 2005) This edition applies to IBM Sserver p5 servers for use with AIX 5L Version 5.3 (product number 5765-G03). © Copyright International Business Machines Corporation 2003, 2004, 2005. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication o ...
... Third Edition (February 2005) This edition applies to IBM Sserver p5 servers for use with AIX 5L Version 5.3 (product number 5765-G03). © Copyright International Business Machines Corporation 2003, 2004, 2005. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication o ...
Virtualization
... – Recompiling the OS kernel • Paravirtualization drivers and APIs must reside in the guest operating system kernel • You do need a modified operating system that includes this specific API, requiring a compiling operating systems to be virtualization aware – Some vendors (such as Novell) have embrac ...
... – Recompiling the OS kernel • Paravirtualization drivers and APIs must reside in the guest operating system kernel • You do need a modified operating system that includes this specific API, requiring a compiling operating systems to be virtualization aware – Some vendors (such as Novell) have embrac ...
Operating System
... Computers are widely employed in almost all the activities of today’s modern man. They are used by people of all ages in a variety of environments. We recognize the computer as a set of devices, such as the main case, monitor, keyboard, mouse, etc., collectively called the hardware. In one session’s ...
... Computers are widely employed in almost all the activities of today’s modern man. They are used by people of all ages in a variety of environments. We recognize the computer as a set of devices, such as the main case, monitor, keyboard, mouse, etc., collectively called the hardware. In one session’s ...
What is System Hang and How to Handle it
... interrupts or memory spaces) indefinitely can be explained as waiting for the resources requested either infinitely or for a long time (depends on the patience of users). The deadlock described in F4 does not include the circumstance triggered by spinlocks even if double spinlocks (it belongs to F1) ...
... interrupts or memory spaces) indefinitely can be explained as waiting for the resources requested either infinitely or for a long time (depends on the patience of users). The deadlock described in F4 does not include the circumstance triggered by spinlocks even if double spinlocks (it belongs to F1) ...
a. Real Time Operating Systems Notes
... A real-time operating system (RTOS) for an embedded system simplifies the design of real-time software by allowing the application to be divided into multiple threads managed by the RTOS. The kernel of an embedded RTOS needs to support multithreading, pre-emption, and thread priority. The RTOS will ...
... A real-time operating system (RTOS) for an embedded system simplifies the design of real-time software by allowing the application to be divided into multiple threads managed by the RTOS. The kernel of an embedded RTOS needs to support multithreading, pre-emption, and thread priority. The RTOS will ...
CS162 Operating Systems and Systems Programming Lecture 1
... • Problem: Run multiple applications in such a way that they are protected from one another • Goal: ...
... • Problem: Run multiple applications in such a way that they are protected from one another • Goal: ...
Integrated Virtualization Manager for IBM Power Systems Servers Front cover
... MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer of express or implied warranties in certain transactions, therefore, this statement may not apply to you. This information could include technical inaccuracies or typographical errors. Changes are periodically m ...
... MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Some states do not allow disclaimer of express or implied warranties in certain transactions, therefore, this statement may not apply to you. This information could include technical inaccuracies or typographical errors. Changes are periodically m ...
Secure Virtual Architecture: Security for Commodity Software Systems
... Commodity operating systems are entrusted with providing security to the applications we use everyday, and yet they suffer from the same security vulnerabilities as user-space applications: they are susceptible to memory safety attacks such as buffer overflows, and they can be tricked into dynamically ...
... Commodity operating systems are entrusted with providing security to the applications we use everyday, and yet they suffer from the same security vulnerabilities as user-space applications: they are susceptible to memory safety attacks such as buffer overflows, and they can be tricked into dynamically ...
Differences Between IBM eServer iSeries and pSeries Servers
... virtualization of system resources. pSeries and iSeries system partitioning on the POWER hardware architecture are its technological descendants. iSeries systems, being focused on integration (the “i” in iSeries) and workload consolidation, began delivering logical partitioning technologies more tha ...
... virtualization of system resources. pSeries and iSeries system partitioning on the POWER hardware architecture are its technological descendants. iSeries systems, being focused on integration (the “i” in iSeries) and workload consolidation, began delivering logical partitioning technologies more tha ...
Operating Systems: Internals and Design Principles (2
... This text is intended to acquaint the reader with the design principles and implementation issues of contemporary operating systems. Accordingly, a purely conceptual or theoretical treatment would be inadequate. To illustrate the concepts and to tie them to real-world design choices that must be mad ...
... This text is intended to acquaint the reader with the design principles and implementation issues of contemporary operating systems. Accordingly, a purely conceptual or theoretical treatment would be inadequate. To illustrate the concepts and to tie them to real-world design choices that must be mad ...
Chapter 4
... for example, the child process may close an open file without affecting that of its parent process. • In contrast, the threads in a process share the same address space; as a result, communication and context switching among threads are faster than among processes. • Creating a new thread also requi ...
... for example, the child process may close an open file without affecting that of its parent process. • In contrast, the threads in a process share the same address space; as a result, communication and context switching among threads are faster than among processes. • Creating a new thread also requi ...
tutorial - Pixelbanane.de
... • Easy way to copy files into simulated world – ftp files from existing machine – Mount on local machine from SimOS NFS server • Allows NFS, web server studies – Server/clients can be on either real or simulated machines ...
... • Easy way to copy files into simulated world – ftp files from existing machine – Mount on local machine from SimOS NFS server • Allows NFS, web server studies – Server/clients can be on either real or simulated machines ...
Lecture 1: Overview
... using a threads library, which is a package of routines for user thread management. The thread library contains code for creating and destroying threads, for passing messages and data between threads, for scheduling thread execution and for saving and restoring thread ...
... using a threads library, which is a package of routines for user thread management. The thread library contains code for creating and destroying threads, for passing messages and data between threads, for scheduling thread execution and for saving and restoring thread ...
Threads Mini-Lab
... Speed execution: simultaneous execution on multiprocessors Organizing programs: easier to program multiple (simultaneous) functions. Example Use: Web server: When request is received, server process creates thread to service request. Unit of execution: Process: Has own program code / data area ...
... Speed execution: simultaneous execution on multiprocessors Organizing programs: easier to program multiple (simultaneous) functions. Example Use: Web server: When request is received, server process creates thread to service request. Unit of execution: Process: Has own program code / data area ...
BUILDING A DEPENDABLE OPERATING SYSTEM: FAULT TOLERANCE IN MINIX 3
... The Google experience and lunches on the roof terrace overlooking the New York City skyline again made for a very enjoyable summer. Not much later, I flew out to Sydney for a visit to the embedded systems group led by Gernot Heiser at National ICT Australia. The relaxed atmosphere and top-notch L4 r ...
... The Google experience and lunches on the roof terrace overlooking the New York City skyline again made for a very enjoyable summer. Not much later, I flew out to Sydney for a visit to the embedded systems group led by Gernot Heiser at National ICT Australia. The relaxed atmosphere and top-notch L4 r ...
PowerPoint
... • Very fast context switches between threads is executed entirely in user space by the threads library • Unlimited number of user threads (memory limit) can support logical concurrency model only • Parallelism is impossible, because all user threads map to a single kernel-schedulable entity (LWP), w ...
... • Very fast context switches between threads is executed entirely in user space by the threads library • Unlimited number of user threads (memory limit) can support logical concurrency model only • Parallelism is impossible, because all user threads map to a single kernel-schedulable entity (LWP), w ...
Chaps_1-13_v5.0
... Setting up a complex UNIX networking environment requires more technical knowledge and sophistication than an equivalent Windows environment (which is why UNIX system administrators make more). This also means that the system administrators will maintain tighter control over the configuration of eac ...
... Setting up a complex UNIX networking environment requires more technical knowledge and sophistication than an equivalent Windows environment (which is why UNIX system administrators make more). This also means that the system administrators will maintain tighter control over the configuration of eac ...
3. Implemented Operating System
... in the field of embedded systems and embedded software. With the increase of production in consumer and industrial electronics products, the embedded software is becoming more important everyday. The Turkish companies like Vestel and Beko are continuously investing more on engineering power in resea ...
... in the field of embedded systems and embedded software. With the increase of production in consumer and industrial electronics products, the embedded software is becoming more important everyday. The Turkish companies like Vestel and Beko are continuously investing more on engineering power in resea ...
Lecture 9
... MxN Model Variances • Extraordinarily flexible, bound threads can be used to handle important events, like a mouse handler • Parallel execution is fully supported • Implemented in both user and kernel space • Slower context switches, as kernel is often involved • Number of user threads is virtually ...
... MxN Model Variances • Extraordinarily flexible, bound threads can be used to handle important events, like a mouse handler • Parallel execution is fully supported • Implemented in both user and kernel space • Slower context switches, as kernel is often involved • Number of user threads is virtually ...
A comprehensive cross-development tool chain and runtime
... Enea® LINX provides a high-level message passing programming model that makes it easy to break complex applications into simpler concurrent processes, communicating via high-speed direct messages. This makes complex applications easier to conceptualize, model, partition, and debug. It also provides ...
... Enea® LINX provides a high-level message passing programming model that makes it easy to break complex applications into simpler concurrent processes, communicating via high-speed direct messages. This makes complex applications easier to conceptualize, model, partition, and debug. It also provides ...
Introduction to Embedded Systems - Welcome to test.postgrad.eee
... studies. The material in the Chapter on the Windows Embedded CE Architecture could be also be used to as one of these case studies as an example of a popular commercial RTOS used to develop embedded systems. Many students today also use an embedded computer board for their senior design project. The ...
... studies. The material in the Chapter on the Windows Embedded CE Architecture could be also be used to as one of these case studies as an example of a popular commercial RTOS used to develop embedded systems. Many students today also use an embedded computer board for their senior design project. The ...