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Linux client/server configuration can have several points of failure. |
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BIOS configuration settings are set at the factory. The Linux installation can be started from a Linux boot diskette.
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The heartbeat mechanism is used to monitor the availability and health of cluster nodes.
The availability of multiple heartbeat paths reduces the chance of losing communication between nodes.
The two most common approaches are quorum disk partitions and SCSI reservations.
As more and more Linux HA solutions become available, it is increasingly important to evaluate and select the solution with the functionality, features, maintainability, and performance best suited to individual business needs.
Tau earned his B.S. in Mathematics from the FuJen Catholic University in Taiwan, an M.S. in Computer Science from Utah State University, and a Ph.D. in Computer Science at the University of Houston.
Currently, he is the Linux high-availability project lead on the Scalable Systems team at Dell.
managing files linux http://www.elbourncs.fsnet.co.uk/managing files linux.pdf
If you share your computer with other people, you can give everyone their own personal folder.
Ideally you should group your computer files by subject heading and store them in separate folders with easy to remember names -- just like a paper filing system.
To start run the konqueror file manager by clicking on the Home (Personal Files) application on the K menu.
Use the konqueror file manager to access your home directory and filing directory.
Click on test file in the home directory, keep the mouse button pressed and drag the file into the filing window, and over the finance window.
article
In our conversation, I mentioned casually (no, enthusiastically) that I was setting up a Linux server at home.
Computer systems evolved by identifying certain repetitive tasks (reading data on a tape, writing data to a disk) and creating an "operating system" (abbreviated as OS) that handled those tasks.
The final components of an OS are related applications such as the format command in MS-DOS, or the simple text editor Emacs that is included with MS-DOS (and other OSs, including Linux).
UNIX is a command line--oriented OS initially developed at AT&T in 1969 (and based on an earlier MULTICS system developed by MIT, AT&T, Bell Labs, and GE), with a subsequent long and complex commercial history.
h7091s http://education.hp.com/datasheets/h7091s.pdf
This 5-day course provides those with basic UNIX or Linux user skills with the knowledge and skills necessary to install Linux and to perform basic network services configurations.
Topics include system administration basics, configuring X-window, configuring the kernel, and logical volume manager (LVM).
This course, coupled with the next course, Linux Admin II (HP H7092s) is our recommended curriculum for those wishing to become LINUX Professional Institute (LPI) Level 1 certified.
(For more information on LPI certification refer to their web-site at http://www.lpi.org.)
At the site, select a country, then choose "registration" or "Book a course" and fill out the online registration form.
linuxdatasheet31 http://www.idt.com/products/docs/linuxdatasheet31.pdf
IDT's goal is to provide embedded Linux software solutions that are optimized for its Interprise tm family of integrated communications processors.
IDT's range of solutions include: Linux kernel, device drivers for on-chip peripheral modules and GNU based tool chain for all Interprise processors.
The software and tools are available from a variety of 3 rd party partners.
IDT offers Linux support for all Interprise processors, including RC32332/3/4, RC32351/5, and RC32438.
In addition, Linux board support packages (BSPs) are available for all evaluation and reference boards.
To provide complete software development support, IDT also provides basic development tools.
IDT has a variety of software partners that offer comprehensive solutions for applications such as IADs, gateways, and wireless LANs.
survey
Regional Vice President (South), Computer Society of India.
FLOSS, covering social, legal and ethical dimensions in addition to technical and economic issues covered above.
Table 10 provides the summary scores of perceptions, computed as a weighted average of respondents' scores.
· Mass IT programmes undertaken with public funds must not use proprietary systems alone (score 8.0) A few other perceptions have reported lesser, but significant scores (> 7.0 or < 3.0).
An analysis of the finds of the survey leads to several important conclusions that of importance to the ICT sector in Kerala.
public enterprises, government initiatives and the e-governance process in general.
Linux_Dev_Manual This manual is a brief introduction to the use of Linux on a Technologic Systems' Single Board Computer (SBC).
As a Microsoft OS won't even recognize the Linux partitions on a compact flash, to even edit a configuration file, a Linux Operating System is needed.
Currently, Linux kernel 2.4.18 is used on all of the Single Board Computers.
The following sections detail how to use the various device drivers that are custom to the Single Board Computer.
Both the Analog to Digital driver and the Watch Dog Timer drivers refer to nonstandard header files that are only found in a TSLinux kernel source tree.
lu19-Show_Report-Linux_World_Expo A smaller and more restrained show for obvious reasons, New York's Linux World Expo 2002 still succeeded in setting the Linux scene for the year ahead.
For LinuxUser's correspondent lhem Aznar, the prevailing themes were greater software openness and growing interoperability, together with hardware independence and diversification, providing the building blocks for a 100 per cent Linux corporate solution, from the PDA to the mainframe
The biggest and hottest development at this year's New York show was without doubt the Linux Standard Base (LSB), a set of vendor-neutral interface standards whose aim is simple: to ensure that an application designed for Red Hat will also run on a Caldera, SuSE, Mandrake or any other LSB-certified distribution, without the need for modification.
Slackware Linux Essentials http://mickey.shipleysystems.com/Linux/MyeBooks/Slackware Linux Essentials.pdf
As such, we used the builtin DocBook elements for filename reference, command reference, and file contents reference.
The disk space requirement is somewhat tricky.
The disk partition is where the Linux filesystem will be created and is where Slackware will be installed.
Most people pick a free drive to install to and then remove any existing partitions on it to create room for the Linux partitions.
You may place LILO in the MBR (Master Boot Record) of your hard drive, in the superblock of your root Linux partition, or on a floppy disk.
It runs the /etc/rc.d/rc.S script to prepare the system before going into your desired runlevel.
linux.1105a http://www.tbcorp.com/docs/linux.1105a.pdf
I just completed a project doing embedded Linux on a PowerPC based system, and it was an eye opening experience.
I've been interested in embedded Linux for a few years now, invested some time to learn the technology, and when the opportunity was presented to me to do a project with Linux from "soup to nuts" I jumped on it.
We looked at vendor support from several of the established embedded Linux vendors, and their schedules showed availability after our product was to ship.
If our path had been VxWorks, we'd already be ready for ROM; the Wind River supplied build environment allows you to easily boot over the network, or simply embedded the image you have booted over the network.
REALTECH_LinuxServices_e Linux Services is just one of REALTECH's many e-Business services.
SAP, mySAP and R/ 3 are registered trademarks of SAP AG.
Its near record breaking run times, more than solid design and small, configurable and modular kernel make the operating system a reliable and yet totally invisible partner: Boot once and forget forever more!
It lets you select the hardware and support company.
REALTECH is the only independent consulting company that has been in the SAP LinuxLab ever since it was established.
We have successfully lead a number of SAP customers down the road to the new territory.
REALTECH will ensure that the migration to Linux occurs without disruptions or downtime.
idc_3-20-03 This has led to a fundamental shift in the IT industry, as Linux has become both a low-end, ìUnix-likeî platform as well as a force to be reckoned with in higher-end applications.
Enterprises will reap the benefits in the form of lower costs and increased enterprise capabilities.
Major vendors are addressing Linux, which promises to make integration and mixed environments easier to deal with.
Linux and Solaris now differ on positioning, as Solaris retreats upmarket by adding features while ceding the lower end of market to Linux.
While Windows and Linux are seen as natural ó and bitter ó competitors, the simultaneous gains made by each have placed Unix in a vise.
sysadmin-6
Introduction to Linux Systems Administration -- p. 1/36
Do not install or run services you do not need.
Partitions are a region of a hard disk that can, in some ways, be treated as a separate disk.
One can be marked as the active partition, from which the standard boot loader will boot an operating system.
A package is a collection of programs, configuration files, and documentation related to a particular task.
Most common, this journalled file system is the default for Red Hat Linux, updating the venerable ext2 file system.
A cluster is a collection of (generally) similar computers that can be used together.
sheet
Technically it is a 32-bit multi-tasking, multi-user unixlike operating system.
Linux is ideal both as a network (server) operating system and as a desktop operating system.
As a network operating system it can perform all the functions of a WindowsTM NT server on a network of WindowsTM machines.
He appealed for volunteers over the internet and made the source code available to all to download and work on.
Many people are not aware that a large proportion of the internet runs on open-source software.
There are a number of different 'distributions' of the Linux operating system.
SuSE is one of the best known distributions: originating in Germany, it now has an international presence and according to a recent independent survey by Deutsche Bank it is the leading distribution world-wide in terms of sales.
sysadmin-6
Introduction to Linux Systems Administration -- p. 1/36
Do not install or run services you do not need.
Partitions are a region of a hard disk that can, in some ways, be treated as a separate disk.
One can be marked as the active partition, from which the standard boot loader will boot an operating system.
A package is a collection of programs, configuration files, and documentation related to a particular task.
Most common, this journalled file system is the default for Red Hat Linux, updating the venerable ext2 file system.
A cluster is a collection of (generally) similar computers that can be used together.
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