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Improve Linux operating system performance 2011-01-05 13:48 Anonymousfont Size:T | T This article explains in detail how to tune Linux system performance from disk, file and file system, memory and compilation. The tuning method provided in this

Learning this article can be a comprehensive and profound understanding of Linux outages. This article makes a complete analysis of the requirements, management mechanisms, interrupt implementations, interrupt interfaces (top and bottom halves) of

Before learning about the Interrupt Processing Mechanism, let's take a look at the interrupt source of PowerPC. Here we use the e300c3 kernel. From the perspective of the e300 core, the interrupt source can be divided into exceptions and external

transferred from: http://blog.csdn.net/droidphone/article/details/74897561. Brief introduction of medium-cut control layerIn earlier versions of the kernel, almost all interrupts were handled by the __DO_IRQ function, but because of the different

1. Introduction to the central cut-off control layer In earlier kernel versions, almost all interruptions were handled by the _ do_irq function. However, the electrical characteristics of various interrupt requests may vary, or the features of the

Blog post: The Linux kernel initialization phase through the Early_trap_init () function completes the copy of the anomaly vector to the beginning of the 0xffff0000, these anomaly vectors are mostly pointed to through the Vector_stub macro

Many Linux application developers and Linux Device Driver developers are excited and excited in the face of constantly upgrading linux kernels, GNU development tools, and various graphic libraries in Linux environments. I am excited that new

Different methods should be adopted for system optimization based on different systems. This article aims to describe some general methods to optimize Linux.I. Compilation optionsThe "etc/profile" file contains a large amount of environment and

# # # #firewalld和iptables # #A firewall is a plugin on the kernelThere are two types of firewall: Firewalld and iptablesWrites data to the kernel via iptables　　　　　　I. FIREWALLDFirewall domain:Trusted home internal work public external DMZ block drop　

Objective Only a bald head can become stronger. Review Front: After reading this Linux basic operation will be Did not think of the last one can be in the knowledge of the thousand praise Ah, Linux is also the final exam,