In this tutorial, we’ll look at the following topics: • How and why kernels fail. • Understanding log files: dmesg and the files in /var/log, notably /var/log/messages. • Userland tools for debugging a running system. • Building a kernel with debugging support: the options. • Using a serial console. • Preparing for dumps: dumpon, savecore. […]
READ MORE »Posts in category 资料推荐
[转]Linux Kernel Crash Book Everything you need to know
介绍LKCD和KDUMP的资料，还不错。 来源：http://www.dedoimedo.com/ 下载：Linux Kernel Crash Book Everything you need to know
READ MORE »[转]Embedded Linux kernel and driver development
非常好的Linux内核和驱动开发参考资料，强烈推荐。 来源：http://freeelectrons.com/docs/kernel 点击:下载 Loadable kernel modules Memory management I/O memory and ports Character drivers Processes and scheduling Sleeping, Interrupt management Handling concurrency Debugging mmap Device and driver model
READ MORE »[转]DDR3 Config Recommendations
1、DDR3内存介绍 Memory technology cheat sheet Memory Technology Comparison DDR3 DIMM population rules DDR3 SDRAM DIMM Introduction Memory Ranking Considerations Customer choice with DDR3 2、DDR3内存配置优化 Optimizing for Capacity Optimizing for Performance Optimizing for Performance: Latency Optimizing for Performance: Throughput 点击下载
READ MORE »[转]硬盘基础知识-Western Digital Drive Basic
来源：http://www.slideshare.net/cangmang/western-digital-drive-basic 文件名：《Western Digital Drive Basic》PPT 主要内容： 1、硬盘主要部件介绍 2、数据记录原理基础 3、读写磁头基础 4、硬盘盘片Basics 5、硬盘磁头Basics 6、WD Head Technology 下载链接：Western.Digital.Drive.Basic.ppt
READ MORE »[转]Linux Power Management Architecture
介绍Linux内核电源管理框架，非常不错的材料。 来源：http://home.dei.polimi.it/bellasi/doku.php?id=teaching:2010:embeddedsystems1 点击下载：Linux Power Management Architecture A review on Linux PM frameworks
READ MORE »[转]Intel CPU Power Management Overview
Intel处理器电源管理概述PPT，推荐阅读。 •Introduction • Overview of all power states Ø Global States Ø Device States Ø CPU States Ø PCIe Link PM States Ø Sleep States Ø AMT States 点击下载
READ MORE »