Consolidating Logs with Logstash Collect and Analyze System Data from a Single InterfaceJun 18, 2013
When something goes wrong on a system, the logfile is the first place to look for troubleshooting clues. Logstash, a log server with built-in analysis tools, consolidates logs from many servers and even makes the data searchable.more »
Resetting Passwords with SystemRescueCd Resetting passwords with a Live Linux systemJun 21, 2012
If you’re locked out of your Linux or Windows system, a handy Live Linux troubleshooting distro might be all you need to get back in. We’ll show you how to pick the lock with SystemRescueCd.more »
UEFI and Secure Boot No Free BootsJun 20, 2012
The imminent Windows 8 implementation of UEFI with Secure Boot adds an extra layer of complexity for some Linux users. We look at the problem and two solutions from Fedora and Canonical.more »
Even tried and trusted configurations that have proved their value through the years can be tripped up by special cases – for example, all of your users logging in with the same IP address. Experienced administrators and Bash aficionados will then enable debugging and launch a systematic search for configuration errors.more »
Qemu and the Kernel DebuggerFeb 23, 2012
Debugging the kernel of a running operating system has always been tricky, but now the Qemu emulator supports cross-platform kernel and module debugging at the programming language level.more »
Debugging for Admins Problem-solving best practices for sys adminsFeb 21, 2012
Whether you’re the sys admin of a home network or of a company-wide network of dozens or even hundreds of machines, some basic principles of debugging will come in handy.more »
TestDisk and its cousin PhotoRec will help you recover the data you thought you’d lost.more »
Trinity Rescue Kit Rescuing data on Linux and Windows machines RescueSep 20, 2011
Trinity Rescue Kit is driven by the practical requirements of the admin’s daily work, integrating a full set of tools for maintaining and rescuing Linux and Windows PCs.more »
Version 16 of the popular Linux desktop reveals new tools, edge-snapping, and performance improvements.
Symantec says Linux-Darlioz burrows in through PHP.
Dell renews its quest for the ultimate developer machine.
Innovative back door looks like normal SSH traffic.
One of CeBITs most successful forums opens the new year with a new name. The popular Open Source Forum continues in 2014 under the name Special Conference: Open Source. This year, the forum will be bigger and offer a wider range of possibilities for sponsors.
New release offers better graphics drivers and expands filesystem support.
New mail protocol will shut out the NSA and prevent snooping on metadata.
A new web application helps users visualize distributed denial-of-service attacks.
Ubuntu 13.10 takes a step toward convergence, with lots of mobility, but Mir only partly here.
Galileo board is targeted to embedded developers and educational institutions.