Operating System Extensions to Support Host Based Virtual Machines
... the power of the underling memory management haware are known to contribute to this performance degradation. In an effort to improve performance, I developed two new abstractions: KTrace and memory management abstractions (MMA). KTrace is a mechanism through which kernel modules can register callbac ...
... the power of the underling memory management haware are known to contribute to this performance degradation. In an effort to improve performance, I developed two new abstractions: KTrace and memory management abstractions (MMA). KTrace is a mechanism through which kernel modules can register callbac ...
Operating System Support for Planetary-Scale Network Services
... requirement for PlanetLab, unlike traditional timesharing systems, where the interactions between users and unsuspecting outside entities is inherently rare. Security was recognized from the start as a critical issue in the design of PlanetLab. However, effectively limiting and auditing legitimate ...
... requirement for PlanetLab, unlike traditional timesharing systems, where the interactions between users and unsuspecting outside entities is inherently rare. Security was recognized from the start as a critical issue in the design of PlanetLab. However, effectively limiting and auditing legitimate ...
Proceedings of the First Symposium on Networked Systems Design and Implementation
... can be instantiated. Applications like the ones listed in the Introduction are relatively long-lived (although possibly modified and restarted frequently), and hence the process of creating the slice in which they run can be a heavy-weight operation. On the other hand, a facility for rapidly establi ...
... can be instantiated. Applications like the ones listed in the Introduction are relatively long-lived (although possibly modified and restarted frequently), and hence the process of creating the slice in which they run can be a heavy-weight operation. On the other hand, a facility for rapidly establi ...
Adopting and Commenting the Old Kernel Source Code for Education
... by taking a part for the whole, its hard to understand the entire system and is difficult to understand the design and implementations of an actual system. Although one may obtain some of the operating theory through reading classical books like the “The design of Unix operating system,” [4] the com ...
... by taking a part for the whole, its hard to understand the entire system and is difficult to understand the design and implementations of an actual system. Although one may obtain some of the operating theory through reading classical books like the “The design of Unix operating system,” [4] the com ...
Proceedings of the FREENIX Track: 2003 USENIX Annual Technical Conference
... “footprint” in memory is not really that much larger. As of 1999 there are many systems (kmonte, kexec, bootimg, LOBOS) that allow Linux to boot another operating system. The result is that LinuxBIOS can load a kernel over any device, network, protocol, and file system that Linux supports– compellin ...
... “footprint” in memory is not really that much larger. As of 1999 there are many systems (kmonte, kexec, bootimg, LOBOS) that allow Linux to boot another operating system. The result is that LinuxBIOS can load a kernel over any device, network, protocol, and file system that Linux supports– compellin ...
Dell OpenManage Deployment Toolkit Version 5.2.1 User`s Guide
... script-based and RPM-based installation for deploying large number of systems on a pre-operating system environment in a reliable way, without changing their current deployment processes. Using DTK you can install operating systems on Dell systems in BIOS or Unified Extensible Firmware Interface (UE ...
... script-based and RPM-based installation for deploying large number of systems on a pre-operating system environment in a reliable way, without changing their current deployment processes. Using DTK you can install operating systems on Dell systems in BIOS or Unified Extensible Firmware Interface (UE ...
Java Threads
... implementation is up to development of the library. n Common in UNIX operating systems. ...
... implementation is up to development of the library. n Common in UNIX operating systems. ...
Threads - IFSC-USP
... implementation is up to development of the library. n Common in UNIX operating systems. ...
... implementation is up to development of the library. n Common in UNIX operating systems. ...
VirtuOS: an operating system with kernel virtualization
... Reliability and fault resilience are among the most important characteristics of operating systems (OS). Modern general purpose operating systems require that an application runs in its own protected virtual address space. System critical data resides in the kernel’s address space where it cannot be ...
... Reliability and fault resilience are among the most important characteristics of operating systems (OS). Modern general purpose operating systems require that an application runs in its own protected virtual address space. System critical data resides in the kernel’s address space where it cannot be ...
11. Kernel Design
... Wait for pre-existing RCU readers to complete (for deletion) Maintain multiple versions of recently updated objects (for readers) ...
... Wait for pre-existing RCU readers to complete (for deletion) Maintain multiple versions of recently updated objects (for readers) ...
A user-mode port of the Linux kernel
... machine as in the host, then their system calls need to be intercepted and executed in the virtual kernel. This is because those processes are going to trap directly into the host kernel, rather than the user-mode kernel, whenever they do a system call. So, the usermode kernel needs a way of convert ...
... machine as in the host, then their system calls need to be intercepted and executed in the virtual kernel. This is because those processes are going to trap directly into the host kernel, rather than the user-mode kernel, whenever they do a system call. So, the usermode kernel needs a way of convert ...
Lessons Learned from 30 Years of MINIX,
... Its story and how it and Linux got started is not well known, and there are perhaps some lessons to be learned from MINIX’s development. Some of these lessons are specific to operating systems, some to software engineering, and some to other areas (such as project management). Neither MINIX nor Linu ...
... Its story and how it and Linux got started is not well known, and there are perhaps some lessons to be learned from MINIX’s development. Some of these lessons are specific to operating systems, some to software engineering, and some to other areas (such as project management). Neither MINIX nor Linu ...
A high-performance, POSIX compatible, multicore real-time
... Enea OSE employs a distributed software architecture that makes it easy for programmers to conceptualize, partition, and develop complex applications, whether they are deployed on a single CPU or distributed across multiple CPUs, blades and shelves. This communications-driven architecture, utilizing ...
... Enea OSE employs a distributed software architecture that makes it easy for programmers to conceptualize, partition, and develop complex applications, whether they are deployed on a single CPU or distributed across multiple CPUs, blades and shelves. This communications-driven architecture, utilizing ...
Chapter 1: Introduction
... Java Threads Java threads are managed by the JVM Typically implemented using the threads model provided by underlying OS Java threads may be created by: ...
... Java Threads Java threads are managed by the JVM Typically implemented using the threads model provided by underlying OS Java threads may be created by: ...
Comp111 Slides
... UNIX is an Operating System (OS). An operating system is a control program that helps the user communicate with the computer hardware. The most popular operating systems: Windows -- from Microsoft. (Windows is the “Big Mac” of operating systems -- cheap and “billions served”.) UNIX was developed lon ...
... UNIX is an Operating System (OS). An operating system is a control program that helps the user communicate with the computer hardware. The most popular operating systems: Windows -- from Microsoft. (Windows is the “Big Mac” of operating systems -- cheap and “billions served”.) UNIX was developed lon ...
Arrakis: The Operating System is the Control Plane
... popular model for user-level networking [48]. RDMA gives applications the ability to read from or write to a region of virtual memory on a remote machine directly from user-space, bypassing the operating system kernel on both sides. The intended use case is for a parallel program to be able to direc ...
... popular model for user-level networking [48]. RDMA gives applications the ability to read from or write to a region of virtual memory on a remote machine directly from user-space, bypassing the operating system kernel on both sides. The intended use case is for a parallel program to be able to direc ...
Threads
... API specifies behavior of the thread library, implementation is up to development of the library. Common in UNIX operating systems. ...
... API specifies behavior of the thread library, implementation is up to development of the library. Common in UNIX operating systems. ...
Operating system hardware reconfiguration
... systems can successfully undergo operating system hardware reconfigurations due to hardware changes where the operating system is reconfigured to support the new hardware. Furthermore, it can been reasonably concluded looking into the future that changes to the C2 system’s hardware should be adequat ...
... systems can successfully undergo operating system hardware reconfigurations due to hardware changes where the operating system is reconfigured to support the new hardware. Furthermore, it can been reasonably concluded looking into the future that changes to the C2 system’s hardware should be adequat ...
CPU 메모리 디스크 I/O 통합 CPU, 메모리, 디스크, I/O
... operation environments. Available for RHEL and CentOS only. • Flash drive8: Media loaded with vSMP Foundation software provided by ScaleMP. Available in USB, CompactFlash or SD card format. Note: USB drive supported only if connected directly to a controller and ...
... operation environments. Available for RHEL and CentOS only. • Flash drive8: Media loaded with vSMP Foundation software provided by ScaleMP. Available in USB, CompactFlash or SD card format. Note: USB drive supported only if connected directly to a controller and ...
ADAPTING BASE STATION OPERABILITY SOFTWARE INTO LINUX AND SYMMETRIC MULTIPROCESSOR ARCHITECTURE
... the Operating System Embedded (OSE) real-time operating system. The OSE provides prioritybased scheduling and this guarantees that the most critical threads in the system can run immediately in response to a triggering message. Each OSE process runs program code in parallel (parallel processing) wit ...
... the Operating System Embedded (OSE) real-time operating system. The OSE provides prioritybased scheduling and this guarantees that the most critical threads in the system can run immediately in response to a triggering message. Each OSE process runs program code in parallel (parallel processing) wit ...
Mainframes - University of Connecticut
... the same44 peripheral devices. For the first time, companies could run mission-critical applications for business on a highly secure platform. In 1969, Apollo 11's successful landing on the moon was supported by several. ...
... the same44 peripheral devices. For the first time, companies could run mission-critical applications for business on a highly secure platform. In 1969, Apollo 11's successful landing on the moon was supported by several. ...
High Performance Application-Oriented Operating Systems
... An E POS inflated interface embraces most of the consensual definitions for a system abstraction. It is inflated because it brings together not a single view of the abstraction it exports, but a collection of its most usual representations. Examples of inflated interfaces are thread, task, address s ...
... An E POS inflated interface embraces most of the consensual definitions for a system abstraction. It is inflated because it brings together not a single view of the abstraction it exports, but a collection of its most usual representations. Examples of inflated interfaces are thread, task, address s ...
The init process cont. - Workshops
... The root partition is where critical system files live, including the programs necessary to boot the system in to “single user” mode. The idea is that this part of the system does not grow or change, but rather stays isolated from the rest of the operating system. If you give enough room to /usr and ...
... The root partition is where critical system files live, including the programs necessary to boot the system in to “single user” mode. The idea is that this part of the system does not grow or change, but rather stays isolated from the rest of the operating system. If you give enough room to /usr and ...