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GlusterFS – Storage for your Cloud

GlusterFS is a scalable network filesystem. Using common off-the-shelf hardware, you can create large, distributed storage solutions for media streaming, data analysis, and other data- and bandwidth-intensive tasks. GlusterFS is free and open source software. To install GlusterFS on

KernelCare – Update Kernel with out rebooting

KernelCare allows you to update kernel with out rebooting. This work with many popular distributions. This is a product by CloudLinux, you can purchase license from To install KernelCare, run To activate you license key, run Example [root@localhost ~]#

Managing Virtual Machines with virt-manager

The virt-manager application is a desktop user interface for managing virtual machines through libvirt. It primarily targets KVM VMs, but also manages Xen and LXC (linux containers). To install on Ubuntu, run To connect to remote KVM or Xen

Hyper-V Failed Secure Boot Verification

When installing CentOS on a Hyper-V server, i get following error Boot Failed. EFI SCSI Device. Failed Secure Boot Verification This is because the VM is created with Generation 2. Solution 1 Disable secure boot under Settings. Solution 2 Use

Remove residual config (rc) files in Debian/Ubuntu

After removing virtualbox package on my PC with I found the package still list in dpkg -l. root@hon-pc-01:~# dpkg -l | grep virtual rc encfs 1.8.1-3 amd64 encrypted virtual filesystem ii gvfs:amd64 1.28.2-1ubuntu1~16.04.1 amd64 userspace virtual filesystem – GIO module

Free Hosting Control Panel

Here are some of the FREE Control Panels for Web Hosting. ISPConfig ISPConfig is one of the oldest free hosting control panels. Webmin Webmin is more of a server administration panel. You can do most of the tasks in

Benchmarking Hard disk with dd

To see how much sequential write your hard disk can handle, run Example [root@ssd backup]# dd if=/dev/zero of=hon-test bs=64k count=16k conv=fdatasync && rm -f hon-test 16384+0 records in 16384+0 records out 1073741824 bytes (1.1 GB) copied, 6.86452 s, 156 MB/s

Mounting WebDAV on Linux using Davfs

WebDAV stands for “Web-based Distributed Authoring and Versioning”. It is a set of extensions to the HTTP protocol which allows users to collaboratively edit and manage files on remote web servers. To mount a WebDAV file system on Linux, for

Install Xen on CentOS

Managing Virtual Machines with virt-manager Xen is an Open Source Virtualization software developed by the Linux Foundation and is supported by Intel. Amazon AWS use Xen for powering its EC2 instances. Other alternative for Xen are KVM, OpenVZ, WMWare and

Feral Interactive Offers Free Steam Key for Mesa Developers

Popular Linux game studio Feral Interactive have officially announced Free Steam keys for all their Linux Games to Mesa Developers. Mesa is an open-source implementation of the OpenGL and Vulkan specifications. Having games available to linux graphics stack developers allow