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- Overcoming Challenges in Managing Linux
- The introduction of Linux brought the promise of a new level of cost-efficiency and flexibility in enterprise IT environments. But as Linux systems scale, management becomes unwieldy. The prohibitive cost of managing large installations over time -- making sure every single server is running right, even up to thousands of...
- Tags: Linux System, Levanta Corp., Linux, Open Source, UNIX, Operating Systems, Software
- White papers
- Guide to linux system Command Mastery
- This paper covers the basic information needed to take advantage of the most essential and commonly used Linux system commands. The paper presents the most useful system diagnostic and maintenance commands. As is the case with file commands, some of the administrative commands are sufficiently simple and straightforward to cover...
- Tags: Command, Linux System, Linux, Printers, Open Source, Operating Systems, Software, Hardware, Peripherals
- White papers
- Sound Systems on Linux: From the Past to the Future
- The development of audio and sound support on the Linux system has a long history. It has been implemented since the early version of Linux system. In general, there are two basic components which build the sound system: the sound device driver and the sound server. The former is the...
- Tags: Linux System, Linux, Open Source, UNIX, Operating Systems, Software
- White papers
- Close unneeded ports on Unix/linux systems
- Earlier this month, I provided some tips on how to use netstat and other tools to list open ports and listening services on a number of different operating systems. As pointed out in the previous article, "10 security tips for all general-purpose OSes," shutting down unnecessary services (and closing...
- Tags: Grep, PPP, Network, Linux System, Service, Unix, Tool, Linux, Servers, Networking, Operating Systems, Open Source, Software, Hardware, Chad Perrin
- Blog posts 2008-04-23
- Using OpenPGP on UNIX/linux systems with GnuPG
- PGP is the name of an encryption program created in 1991 by Philip Zimmerman. Since then, PGP has become the dominant model for personal privacy encryption software. In July 1998, PGP Inc. proposed an OpenPGP standard to the IETF. This standard would provide guidance for creating personal...
- Tags: FreeBSD, Linux System, Debian, Key, PGP Corp., GnuPG, OpenPGP Working Group, RFC 2440, Tools & Techniques, Operating Systems, Open Source, Linux, UNIX, Management, Software, Chad Perrin
- Blog posts 2008-02-14
- Restrict users' access on linux systems
- This looks really useful!Wow, Thanks for posting this great info! I just logged into my machine and read /etc/security.time.conf file. The format seemed really weird. The concept is very similar to crontab entries. I'm really excited about having just learned about this but since their just me on local system;...
- Tags: OPEN SOURCE, adambrown29@..., service name, Linux system, Linux
- Discussion threads 2007-10-11
- linux system Programming: Advanced File I/O
- This white paper looks at the more advanced I/O system calls that Linux provides. The paper concludes with a discussion of performance considerations and the kernel's I/O subsystems. It discusses various facets of advanced I/O, from the more-powerful-but-more-complex I/O system calls to optimization techniques and the dreaded performance-sucking disk seek.
- Tags: Linux, Performance, I/O, Linux System
- Book chapters 2007-09-01
- Restrict users' access on linux systems
- In a recent article, "Force users to log off when their time is up," I told you how to force home and workgroup users to log off at a specific time by using a third-party utility. But this solution targeted Windows machines, and one of my loyal readers asked how...
- Tags: Linux System, User, Pluggable Authentication Module, Linux, Security, UNIX, Open Source, Operating Systems, Networking, Software, Mike Mullins
- Blog posts 2007-10-11
- Software Company Extends Windows-Based Authentication to linux systems
- Tecplot is a visualization software company based in Bellevue, Washington, whose programs run on multiple computing platforms. The company's data center includes platforms running the Windows, UNIX, and Linux operating systems, used for development and testing. However, securing and managing user access to the multiple Linux systems was inconsistent and...
- Tags: User Access, Linux System, Authentication, Tecplot, Linux, Microsoft Windows, Operating Systems, UNIX, Open Source, Software
- Case studies 2007-06-01
- Email server backup
- Im loosing my mind here.I currently am using a FEDORA CORE linux email server.Problem: I need received & sent emails of all employees to be backed up.All employees use Windows operating system. I need to be able to give them their sent and received emails anytime on demand. What do...
- Tags: Operating systems, UNIX, Microsoft Windows, OPEN SOURCE, DaveDXB, e-mail, Linux, email server, server, backup
- Discussion threads 2007-08-24
- Deploying linux systems With Tivoli Provisioning Manager for OS Deployment
- This paper describes how to get a bare metal machine work with a Linux operating system using one of the main features of Tivoli Provisioning Manager for OS Deployment: the deployment of a profile. The paper also creates software packages that are automatically installed on the target computer after the...
- Tags: Operating System, Linux System, Provisioning, IBM Corp., Linux, Operating Systems, Open Source, Software
- White papers 2007-05-15
- Master the basics of linux system administration
- Since 2001, the first edition of the Linux Administration Handbook has been a definitive resource for Linux system administrators who must efficiently solve technical problems and maximize the reliability and performance of a production environment. The second edition addresses today's most important Linux distributions (such as Red Hat...
- Tags: Administration, Linux System, Linux, UNIX, Open Source, Operating Systems, Software
- Book chapters 2007-02-27
- Troubleshoot storage performance problems in your linux system
- SANs are growing in popularity because they assist with storage consolidation and simplification. And the main discussion point within the computing industry with regards to storage consolidation has always been performance. Explore different approaches to isolating a storage performance problem in your Linux system in this sample chapter from...
- Tags: Performance, Linux System, Prentice Hall Inc., Performance Management, Linux, Storage, Human Resources, Workforce Management, Operating Systems, Software, Hardware
- Book chapters 2006-11-01
- Customize the look and feel of your linux system
- If you've ever suffered GUI fatigue--the visual boredom that results from looking at the same old icons, window borders, and color schemes on your desktop day in and day out--you may appreciate one of Linux's unique features: the ability to change the basic look and feel of your system without...
- Tags: Window, Linux System, Linux, Construction, UNIX, Operating Systems, Open Source, Software
- Book chapters 2006-10-18
- Traffic Generation and Unix/linux system Traffic Capacity Analysis
- Often requirements dictate that a transaction based application be capacity tested before it is released into production using a traffic generator that simulates customer requests against a target system. Many times the feedback obtained from the traffic generator is insufficient to adequately quantify the quality of the offered load produced...
- Tags: Linux System, Nevada, Analysis, Traffic Capacity, Linux, UNIX, Operating Systems, Open Source, Software
- White papers 2006-08-02
- HP OpenView Storage Data Protector: Backup & Restore in HP ServiceGuard Cluster for linux systems
- This paper provides guidelines on how to install and configure HP OpenView Storage Data Protector for backup/restore in HP ServiceGuard cluster of Linux systems. The versions of HP OpenView Storage Data Protector addressed in this paper are A.05.10 and A.05.50. The main objective of the paper is to provide an...
- Tags: Hewlett-Packard Co., Storage, Linux System, Backup, HP OpenView, Utility Computing, It Management, Linux, Open Source, It service Management, Operating Systems, Software
- White papers 2006-07-30
- Installing and Using MPICH, MPICH-GM, and MPICH-MX on linux systems
- MPICH was developed at the Argonne National Lab. MPI stands for Message Passing Interface, and the CH represents the CHameleon layer that was originally written for portability between systems. This paper discusses simple scripts to build and install MPI packages (MPICH, MPICH-GM, MPICH-MX) using PATHSCALE compilers on EM64T systems running...
- Tags: Compiler, Linux System, IBM Corp., Development Tools, Linux, Open Source, Processors, Software Development, Software/Web Development, Operating Systems, Software, Semiconductors, Hardware, Components
- White papers 2006-06-01
- How do I determine word size on a linux system?
- I write a software package that has to run on a variety of Linux systems. Which files are installed depend upon whether the system uses 32- or 64-bit architecture. I haven't found a reliable way to determine the word size of the current machine. Is there a...
- Tags: 64-bit, OPEN SOURCE, rick@..., Linux system, Linux
- Discussion threads 2007-04-14
- Read input and manipulate files on linux systems with PHP scripts
- If you are already familiar with PHP code for Web sites, then you'll find it works great for command-line scripting on Linux systems. Gone are the days when Perl was the first-choice interpreted language for command-line scripting on Linux systems. These days, a number of choices are...
- Tags: PHP, Linux, Vincent Danen, Scripting languages, Linux system, Linux Tips Newsletter, Software/Web Development, Web Development, Operating Systems, Software
- Technical articles 2006-11-03
- Linux Server Business Case for Microsoft Users: Powerful and User-Friendly linux systems Management Tools Dramatically Reduce Switching Costs
- The analysis in this paper demonstrates that even a commercial Linux server solution, such as Red Hat Enterprise Linux, with patching and provisioning provided by Red Hat Network and ongoing configuration management from Emu's NetDirector, is still dramatically less expensive than an equivalent solution from Microsoft. And, because NetDirector and...
- Tags: Linux Server, Red Hat Inc., Linux System, Microsoft Corp., Red Hat Network, Tool, Linux, Open Source, UNIX, Operating Systems, Servers, Software, Hardware
- White papers 2006-04-24
