The Brave New World of Storage Virtualization
The problem, however, is that virtualization obscures the lines with storage and it becomes intractably complex to manage the macro-level supply and demand of resources occurring across the stack....
View ArticleHow To Install GitLab As Your Private GitHub Clone
GitLab is an open source alternative for GitHub which is self-hosted, learn how to install it with this quick tutorial!
View ArticleWhy Containers Instead of Hypervisors?
Our cloud-based IT world is founded on hypervisors. It doesn’t have to be that way – and, some say, it shouldn’t be. Containers can deliver more services using the same hardware you’re now using for...
View ArticleTop 7 Alternatives for Ubuntu One Cloud Storage
Ubuntu One, your favorite cloud storage service for Ubuntu will be no more in existence after July of this year. It has been providing a great service ever since it was launched 5 years ago on May 13,...
View ArticleProblem solved: search on a specific topic among Planet SysAdmin blogs
If you need to find a particular article or search on a specific topic among Planet SysAdmin blogs, you can easily find necessary information using Google Custom Search for planetsysadmin.com.
View ArticleWhat is iptables in Linux ? Introduction and basic usages of iptables under...
What is iptables ? We can call it is the basics of Firewall in Linux. Iptables is a rule based firewall system and is normally pre-installed on a Unix operating system which is controlling the incoming...
View ArticleHow to allow/block PING on Linux server – IPTables rules for icmp
The ‘PING’, it’s a command-line tool to check a host is reachable or not. We can manage it by the help of ‘iptables’. The ‘ping’ is using ICMP to communicate. We can simply manage the ‘icmp : Internet...
View ArticleOpenSSL Serious Security Bug: Does it Affect Your PHP sites?
Just a few days ago it was publicly announced a serious security bug called Heartbleed that affects secure sites based on the OpenSSL library. Read this article to learn more about this security...
View ArticleHow to mitigate and fix OpenSSL Heartbeat on CentOS or Ubuntu
The Heartbleed Bug is a serious vulnerability in the popular OpenSSL cryptographic software library. It can lead to leaking your private keys and sensitive information which is stored on your server....
View ArticleHow to save/backup existing iptables rules to a file – Iptables commands
Iptables or iptables rules have an important role in server administration. Here is an example which gives you an idea about ‘how to backup iptables rules’ in to a text file and how to restore it to...
View ArticleNASM/Linux Converting Integer to Binary String
So you want to display a number as a Binary String? Well, lucky for us, the CPU only understands and deals with Binary numbers (Everything is Binary in the CPU, Letters, Numbers, Strings, etc..). In...
View ArticleRunning Windows XP programs on Linux Mint with CrossOver
Thanks to WINE and its commercial big brother, CrossOver, you can run some popular Windows programs on Linux.
View Article[Solved] Open SSL Heartbleed vulnerability – A complete check and fix
In this time, we all are aware about the new Open SSL Heartbleed vulnerability. The Heartbleed bug allows anyone on the Internet to read the memory of the systems protected by the vulnerable versions...
View ArticlePefect tool to download youtube videos
Best command line tool to download youtube videos in any available format with many other features. Extract audio track from video using youtube-dl.
View ArticlePython super and init explained with detail example
A blog post on core oop python feature
View Article3 Immediate Linux Alternatives for XP Users
Microsoft's official support for Windows XP ended on April 8, 2014. Microsoft will be no longer releasing security updates or any sort of patches for Windows XP and no more official, direct support...
View ArticlePASSWD Command Usage in Linux Explained With Examples
The passwd command changes passwords for user accounts. A normal user may only change the password for his/her own account, while the superuser may change the password for any account.passwd also...
View ArticleHow To Install & Host Ghost with Nginx on Ubuntu
Ghost is the next big blogging platform, based on NodeJS, which is gaining a large amount of traction. Learn how to install it on your server with this short tutorial.
View ArticleCommon Linux log files name and usage
If you spend lot of time in Linux environment, it is essential that you know where the log files are located, and what is contained in each and every log file. When your system is running smoothly,...
View ArticleUbuntu 14.04 LTS desktop arrives this week as Windows XP alternative
The Ubuntu 14.04 LTS download, which will be available from Thursday 17 April, offers a range of performance improvements. Canonical said, "Users will notice a slicker experience, with improvements to...
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