20 Linux commands every sysadmin should know

1. curl curl transfers a URL. Use this command to test an application's endpoint or connectivity to an upstream service endpoint. curl can be useful for determining if your application can reach another service, such as a database, or checking if your service is healthy. As an example, imagine your application throws an HTTP 500 error indicating it can't reach a MongoDB database: $ curl -I -s myapplication:5000 HTTP/1.0 500 INTERNAL SERVER ERROR The -IĀ option shows the heade...
More

Setting up an LTSP Thin client system

by Harry Mangalam <harry.mangalam@uci.edu> version 1.11 Nov 17, 2010 Table of Contents 1. Introduction 2. Assumptions 3. Pre-Requisites 3.1. Prep work 3.2. Hardware 3.3. Software 4. Installing the LTSP server 4.1. Installing a preconfigured LTSP system 4.2. Installing over an pre-installed system 5. Customizing Client Behavior 6. Creating the client OS 7. Server vs Client Applications 8. Changing the client BIOS to PXE-boot 9. Booting the client 10. User and application...
More