Measuring disk usage and identifying processes utilising the most I/O bandwidth on a Debian Linux server. Continue reading
Measure and Troubleshoot Linux Memory Resource Usage
Tracking down physical memory usage (RAM + swap) and identifying amount of memory needed for current workload on a Debian Linux server. Continue reading
Measure and Troubleshoot Linux CPU Resource Usage
Tracking down CPU usage and identifying heavy processes on a Debian Linux server. Continue reading
Install Oracle’s Instant Client 12.1 and Oracle SQL Plus on Ubuntu 12.04 x64
To begin with, Oracle’s instant client is a free client software for connecting to, well, Oracle databases.
We’re not going to use alien here to convert .rpm packages but will install from zip archives instead.
Tune up Mediawiki v1.21 Installation for a Personal Usage
As the topic implies, we’ll be tuning up a default Mediawiki v1.21 installation for a personal usage.
1.21.5 is the latest stable legacy version of the Mediawiki 1.21.x family and will be discontinued in May 2014. This version should be replaced with a future version of Mediawiki 1.23.x (LTS), which is due to be released in May 2014.
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Create a Systemd Service to Send Automatic Emails When Arch Linux Restarts
Getting around with systemd, we’ll create a service to send emails every time ArchLinux VM restarts. As a bonus, email message will be configured to show a public IP address of the box. Continue reading
Find and Remove All Non-Empty Directories with Windows Command Prompt
It so happened that one of my test applications started to generate loads (>50) of tmpxyz folders with some temp data inside and failed to remove them afterwards. Continue reading
Install WiKID Strong Authentication Community Server 3.5.0 on Ubuntu 13.10 Saucy Salamander
In brief, the WiKID Strong Authentication System is a two-factor authentication system, which uses asymmetric encryption instead of the usual shared-secret architecture. Continue reading
Backup All Route53 Hosted Zones and Put on S3 with Debian
Backing up Route53 records and storing them on S3 with Debian. Continue reading
Process Text Streams Using Sed on Linux
Yet another stream editor cheatsheet. Continue reading