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 »
Tracing Tools Monitoring activities and system processesDec 19, 2012
Programs rarely reveal what they are doing in the background, but a few clever tools, of interest to both programmers and administrators, monitor this activity and log system functions.more »
Tune Your Hard Disk with hdparm Disk Inspector: Retrieving and setting hard drive parameters with hdparmDec 16, 2012
Hdparm is the tool to use when it comes to tuning your hard disk or DVD drive, but it can also measure read speed, deliver valuable information about the device, change important drive settings, and even erase SSDs securely.more »
Charly's Column: Animated GIFs The sys admin’s daily grind – GIF animationsNov 26, 2012
Beyond flashing web emoticons, animated gif images can present trends that catch your eye in system monitoring.more »
The PowerTOP tool developed by Intel helps you save power. In version 2.0, it can also handle GPUs and offers advanced tracking features.more »
Byobu Byobu, a session manager for the command lineJun 21, 2012
The Byobu session manager extends the shell, adding a range of useful functions, such as splitting the screen, running programs in the background, or organizing programs in tabs. In particular, administrators who rely on SSH will appreciate Byobu.more »
Charly's Column: QPS The sys admin’s daily grind: QPSJun 21, 2012
The graphical tool QPS frees admins from Kafkaesque ambiguities about the cause, history, and side effects of running processes. Depending on the view, either clarity or detailed information dominate the scene.more »
Secure your enterprise, monitor system performance, and more by harnessing the power of Splunk to search, monitor, report, and analyze events and data from any source.more »
VMware bids for a stake in the container industry with a bold effort to integrate containers with its classic virtualization system.
3ROS attack tool lowers the technical bar so anyone can be an intruder.
Mozilla's latest browser offers powerful new privacy feature
If attackers are on your system, saving your passwords in a password vault is no protection.
Faulty hash algorithm persists, despite efforts by experts to raise awareness.
Powerful man-in-the-middle attack is now targeting online shopping.
Another high-profile coder says the kernel team needs a kinder, gentler culture.
Bug database has a bug of its own that could allow an intruder to create an unauthorized account.
Report focuses federal resources on achieving universal Internet access.
Leading browser makers say “no” to porous encryption algorithm