WSO 2.5 (safe_mode off) SMP

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SMP kernel space programming

Abstract: Multiprocessor systems are becoming more common. Although the majority of user space code will run perfectly, but some cases do not need extra code could exploit the advantages of SMP features, but the kernel space code must be written into

SMP.NUMA.MPP architecture description [transfer]

Reprinted from: Framework for understanding Numa From the system architecture point of view, the current commercial server can be divided into three categories, namely, symmetric multi-processor

"Linux kernel SMP load balancing Analysis of" a

Analysis of the linux kernel SMP load balancing Real-time load balancing process Here there is a saying, "'each CPU to compete every run_queue' than 'per CPU to compete a total of run_queue' a little better." The difference

Ruijie smp client installed (linux)

1. Ruijie download software Supplicant For Linux V1.1.1.rar terminal 2. Xrgsu to extract the copy / bin sudo cp / home / peian / Documents / xrgsu / bin / Home / peian / Documents / xrgsu replaced with actual xrgsu address 3 Run the following command

China Mobile SMP specification interpretation notes <a>

First, the core business management platform to support security features include: a. safe operation of the security policy management portal control center b. c. d. Security Security Asset Management Job Management security event management e. f sec

mysql update statement safe_mode

In mysql5, you can set the safe mode, for example, in an update statement UPDATE table_name SET bDeleted = 0; Execution error will be reported to: You are using safe update mode and you tried to update a table without a WHERE clause that uses a KEY c

Faster completion of projects

Distributed platform originally planned to use asynchronous methods to complete the programming and implementation of lightweight threads later modified to be compatible protocol, and later found that the logic of existing projects synchronous code b ...

2009 outlines the new examination system analyst (full version)

2009 outlines the new examination system analyst (full version) First, test that 1. Examinations achieved through the examination of qualified personnel should be familiar with the applications business, you can analyze the user's needs and constraint

Linux under nginx, resin, squid, lighttpd related

Questions in mind: nginx, resin, squid, lighttpd between these four, there is no direct correlation; put together just like to summarize my personal knowledge of your own but do not he intended! 1 Nginx: General, we use Apache; non-norma

Open-source projects egfs

In # / web/index/all/name/asc/225 found an open source project egfs, and I The purpose of the efs is similar at the same time found fuserl and fuserldrv, completed a fuse of the erlang ...

OpenMP Programming Guide

Into the multicore era, you must use the multithreaded programming can be utilized for each CPU core. In the single-core era, commonly used operating systems provide API to create a thread, however, multi-core systems, the situation has undergone great ch

Use Erlang NIF to snoop, capture packets (in Windows XP)

1. Overview In my last blog topic, I realize a network sniffer in Ubuntu, here I rewrite the code in Windows XP, and add a new function to find all network adapter. 2. Developing enviroment - Windows xp - MinGW 5.1.6 - Gcc 3.4.5 - WinPcap 4.1.1 - Erl ...

ubnutu install erlang1.13b

First, manually install erlang How to build and install Erlang / OTP ----------------------------------- Start by unpacking the Erlang / OTP distribution file with your GNU compatible TAR 1) gunzip-c otp_src_R13A.tar.gz | tar xf - 1) zcat otp_src_R13 ...

php.ini details and settings, configure

;;;;;;;;;;;;;;;;; ;; About php.ini;; ;;;;;;;;;;;;;;;;; ; This file must be named 'php.ini' and placed in the httpd.conf in PHPINIDir directive specifies the directory. ; The latest version of the php.ini you can see in the following two locations:

How to choose the Linux distribution you need to

Linux kernel was first proposed by Linus Torvalds started writing in 1991. Prior to this, Richard Stallman created the Free Software Foundation (FSF) GNU project organizations, and, and continue to create GNU preparation procedures (such procedures a ...

lcnt environmental structures

Transcription: otp_doc_html_R13B04/lib/tools- # id2252207 lcnt - The Lock Profiler Internally in the Erlang runtime system locks are used to protect resources from being updated from multiple threads in a fatal way. ...

Miscellaneous notes, often record

Remote Access to configure jconsole tomcat JAVA_OPTS = "$ = = = false ...

Understanding I / O Completion Port

Welcome to Cipian IOCP tutorial. I will first give a definition and then give it IOCP implementation methods, we analyze an Echo program to uncover the IOCP of the mystery of your cloud, except for the trouble your mind on the IOCP. OK, but I can not guar

Linux in the password file

========================= Experimental Platform: Fedora 11 Linux Platform Information: [Canlynet @ dc include] $ uname-a Linux dc # 1 SMP Wed May 27 17:28:22 EDT 2009 i686 i686 i386 GNU / Linux ========================= Lin ...

Red Hat Enterprise Linux AS release 4 installed YUM

System version: Linux localhost.localdomain 2.6.9-55.ELsmp # 1 SMP Fri Apr 20 17:03:35 EDT 2007 i686 i686 i386 GNU / Linux [Root @ localhost ~] # cat / etc / redhat-release Red Hat Enterprise Linux AS release 4 (Nahant Update 5) 1, 1. Download the package

Ubuntu installed on the virtual machine tool (VMware Tool) Xiangjie

<! - Google adsense -> <script type="text/javascript"> <! - Google_ad_client = "pub-8653261883330540"; google_ad_slot = "5431479749"; google_ad_width = 250; google_ad_height = 250; / / -> </ script>

Linux iSCSI target configuration the entire process

1: Install iSCSI target for Linux 1, the operating system: [Root @ rac2 ~] # cat / etc / issue Enterprise Linux Enterprise Linux AS release 4 (October Update 4) Kernel r on an m [Root @ rac2 /] # uname-a Linux 2.6.9- ...

MongoDB [hello word Series]

Download: Installation: Directly extract the ok. . Create a directory: Start mongodb server: Start the client connection mongodb: Designated data storage directory: Specified port: To run the wizard process: End of the server: or mongodb official web ...

Virtualization Programmes - kvm simple tutorial (network bridge program, absolutely free, update to kvm-87)

Research for a long time KVM, feeling that I used the fastest virtual machine. Comparison of commonly used virtual machine, Vmware's full-featured, easy to set up, but the speed is not very good; VirtualBox efficiency although higher than in Vmware, b

Linux View CPU information. Machine models, hardware information

Original Source: Test machine hardware information: View CPU Information (Type) # Cat / proc / cpuinfo | grep name | cut-f2-d: | uniq-c 8 Intel (R) Xeon (R) CPU E5410@2.33GHz (See 8 logic

More than one thread is rather deep paper

Multi-threaded programming model used on the server: Chen Shuo (solstice01 March 24, 2010) This article about my personal development in a multi-threaded some superficial experience. Summed up the 12 kinds of commonly used thread model, summarizes the int

Linux 2.6.31 kernel optimized -1

Introduction This document is an article on Linux Kernel 2.6.31 of the most simple optimization guide. Performance of the best and to build a suitable general Application / Server Development with the kernel. This article mentioned kernel tuning, mainly b

Optimizing AIX 5L performance: Monitoring your CPU, Part 3

Introduction This article includes threads, processes and CPU bound. This article also discusses how to use the article in the preceding description of some tools to make changes to your system. Meanwhile, the article also describes AIX Version 5.3, CPU s

mount Command Summary

mount Command Summary After reading this article, I assume you have Linux systems on the hard disk, CD-ROM device commands understand the rules, such as the relationship between sda and sda1, and hda, sda, fd, cdrom and other equipment. === I plug in ...

Oracle installation problems small note libXp. So.6: cannot open shared object file

In the 64-bit operating system Redhat5.4 upload Oracle64 bit, met / Tmp/OraInstall2010-03-15_10-16-11PM/jre/1.4.2/lib/i386/ libXp. So.6: cannot open shared object file: No such file or directory occurred .. , As long as the installation abo ...

Oracle rac 10g for linux vmware installation notes

Notes did not add order for reference purposes only friends can not understand to explore. Oh one network card installed on the host host dell Optiplex 780, pre-installed version is ubuntu, its format is windows 2003 server edition, it was found not recog

Install the program in osol jeos 2

Part2: Creating NAS server on OpenSolaris JeOS Prototype 2.Option 1: Install STORAGE-SERVER with all servers / protocol Note: This one is too BIG for small CLI JeOS Prototype, it install a GUI X / Gnome dependencies and large driver set, see bellow: root@

How to view the ubuntu version information

cat / etc / issue Back to results Ubuntu 6.06 "Dapper Drake" Development Branch l Or cat / proc / version Back to results Linux version 2.6.12-10-k7 (buildd @ terranova) (gcc version 3.4.5 20050809 (prerelease) (Ubuntu 3.4.4-6ubuntu8.1)) # ...

ubuntu startup initialization information

If you want to know how Linux is loaded at startup hardware, then go and see with dmesg, from the following code you can clearly see the ubuntu initialization information, learn many things. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initia

Oracle QMNC process consumes 100% cpu

OS version localdomain 2.6.18-53.e15PAE Database version Consumed by the client to reflect QMNC process 100% cpu, were judged to Oracle caused by a bug, bug number is 5484652 Solution: ALTER SYSTEM SET AQ_TM_PROCESSES = 5 SCOPE = SPFILE; Res ...

Oracle RAC java connection configuration

Oracle RAC RAC, full name of the real application clusters, translated as "Real Application Clusters" is a new version of Oracle database using a new technology, Oracle database to support grid computing environment is the core technology. ...

ini_set ini_get operational configuration parameter list

To make your program in different platforms have better compatibility, and many times we have to get the current operating environment parameters Php. For example, we used to the: Get magic_quotes_gpc state, to decide when to submit the form when we ...

Run in Xen Openfiler

April 5, 2010 | Tags: Openfiler , xen In our IT environment, use a large number of NAS, a professional Sun StorageTek NAS also discarded PC to do NAS, we almost all of the server virtualization, virtualization is not the only part of the system may b ...

Try to run the queries on the exception, why there are two results

Lang Xian Wu <> students erlang-china on the post a question: Please note that numbers 91 and 92 for the two lines of the results, I ask why there are two results. A throw (error, (badmatch, 5)) Another throw ** exception err ...

Latest news from the Erlang / OTP team at Ericsson 2010

Reference Talk postactorySFBay2010-KennethLundin.pdf Excerpt I am interested in: R14 to be achieved: 1. June 16: R14A, a beta release 2. Multi-core performance improvements * - Optimi ...

linux cpu resource allocation process in order nice, renice, taskset

Process cpu resource allocation refers to the process priority (priority). Priority high priority to the implementation of the process right. Configuration process, the priority of the multi-tasking environment linux useful to improve system performa ...

Crash Analysis Tool using the Linux dump file

Preface Linux kernel (the core) is a process not associated with a particular feature set, the kernel code is difficult to easily perform in the debugger and track. Developers that the kernel if an error occurs, it should not continue to run. Thus th ...

MMORPG server architecture Caprice

Today because of work needs to understand the game server architecture, see an article, referred to the European server, EVE Online server to refresh a single highest number of on-line world record, to support 23,178 users, it's server architectu ...

iolist What is the difference with the list?

See have a post asking this question Quote Has not quite understand iolist, with the list in the end What is the difference? Please heroes teach. . I look for a long erlang did not write the document too understand, so we look at source:

Nginx + PHP web hosting directory permissions control the inquiry

Nginx + PHP web hosting directory permissions control the inquiry Nginx users more and more recently, many large web sites or other platforms are migrated from Apache to Nginx. But in the process I use Nginx there has never been resolved is how to li ...

Zend Framework Smart PHP project transplantation APMServ

Last week the company a few servers into a server hosting all of the transfer 5 sets of Windows Server 2003 1 Taiwan Ubuntu 9.04 server Windows. Is very simple. Configuration configuration OK. Web site on IIS 6.0 on top. Access to normal. Ubuntu was more

Virtualization in System p

Introduction You can use logical partitions to host a variety of operating systems, by geographical distribution of operating systems and applications in the required hardware resources, you can create these partitions. System p ™ in the virtual into diff

DB2 import and export

Import Export table in db2 (1) Export table structure and data in binary format: export to filename.ixf of ixf select * from tableName where condition; Export data for the binary format, not a text editor to edit the text. (2) to export only table data, e

splice performance test

linux splice copy to test the performance a bit: It seems the general reading better? ? Note that each copy has previously rm data [Ning @ leap splice_test] $ time. / Splice_copy from_data data 1024 real 0m7.795s user 0m0.000s sys 0m4.790s [Ning @ le ...

Set up Xen 3.4.3 Dom0 via xenified kernel on top of Ubuntu 9.10 Server

Set up Xen 3.4.3 Dom0 via xenified kernel on top of Ubuntu 9.10 Server Following bellow is build Xen Host on top Ubuntu 9.10 Server.It is based on direct clone via "hg" and build Xen 3.4.3-rc4 from, applying Andrew Lyon
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