Tips

Tips

Data center server infrastructure and OSes

• Using hardware instrumentation services to get CPU-MF output

  In this tip, a mainframe expert outlines how to use hardware instrumentation services to obtain CPU Measurement Facility output on the mainframe.  Continue Reading

• Installing and setting up OpenERP 6.0

  OpenERP 6.0 provides open source enterprise resource planning software alternative to Oracle and SAP, perfect for businesses dealing with tightening IT budgets. Learn how to install and modify the software for your business.  Continue Reading

• Bash commands for navigation, sharing, and find

  Learn how to use Bash on a Linux server to change command line navigation, switch around in directories, file first redirection, three find commands, and how to show people the command line without giving them access through rerouting.  Continue Reading

• Red Hat Enterprise Linux security mechanisms: SELinux, iptables and more

  When setting up Red Hat Enterprise Linux on your data center servers, you need to make security decisions. Learn about security options for RHEL including SELinux, iptables firewall, TCP Wrapper and application security use considerations.  Continue Reading

• TurnKey Linux Hub makes fast work of cloud appliance management

  With cloud appliance management a growing issue, TurnKey Linux Hub makes effective management simple with the ability to deploy and manage Linux appliances to Amazon's EC2.  Continue Reading

• Creating an inventory with nmap network scanning

  Nmap network scanning generates a full system inventory, but it's only usable with the right parameters and output format. Learn how to create an nmap inventory in this tip.  Continue Reading

• Do columnar databases have a future in the mainframe?

  IBM has included Smart Analystics Optimizer, a columnar appliance, in its latest zEnterprise mainframe. Will columnar technology help keep the mainframe relevant?  Continue Reading

• Physical security threats to your Linux systems

  Strong Linux network security can be meaningless if physical security is compromised. In this tip, a security expert outlines some common Linux physical security threats.  Continue Reading

• Mounting file system resources with AutoFS

  AutoFS allows resources to be mounted on an as-needed basis, simplifying the management of NFS shares. This tip walks you through the process of setting up AutoFS.  Continue Reading

• Working with the z10 CPU Measurement Facility

  The new z10 CPU Measurement Facility can provide valuable processor information for debugging and measuring performance, but there's a catch.  Continue Reading

• Linux debugging with SystemTap dynamic instrumentation

  In this tip, learn how SystemTap’s highly scriptable dynamic instrumentation has an edge over traditional Linux server debugging and performance monitoring.  Continue Reading

• Converting XML to data structures using the CICS TRANSFORM command

  This tip explains how to use the new CICS TRANSFORM command for converting XML to data structures and vice versa.  Continue Reading

• Setting up a syslog server in Linux

  A central logging server can make it easier to manage logs. In this tip, learn how to collect and centralize syslog messages from your hosts onto one syslog server in Linux.  Continue Reading

• Zenity tutorial: How to automate Linux admin scripting

  In this Zenity tutorial for Linux admins, learn how to set up Zenity and use its dialogs to automate scripting.  Continue Reading

• Using your Linux server to create an ad-hoc wireless network

  In this tutorial, an expert explains how to set up an ad-hoc wireless network access point with your Linux server.  Continue Reading