Question: How can we change the stripe size of an existing logical volume? The logical volume (LV) must be converted to type RAID5 and then back to type striped to change the stripe size. An example is shown on how to change the stripe size of a logical volume with a default stripe size of 64K to a stripe size of 128K. 1. First convert to type RAID5: # lvconvert --type raid5 vgtest/stripelv # lvs -ao +lv_full_name,devices,stripe_size 2. Then, reshape the RAID5, changing the stripe … [Read more...] about Ubuntu: Changing the stripe size of a striped LVM volume
Ubuntu
How to Reduce an LVM volume on Ubuntu
Question: How can I shrink an existing LVM volume to free up some space on my Ubuntu Machine? Backup existing data Before modifying any system, it is always recommended to create a backup first as there is an elevated risk of data corruption with reducing an LVM size. In most cases, the lvreduce command warns about possible data loss and asks for a confirmation. However, you should not rely on these confirmation prompts to prevent data loss because in some cases you will not see these … [Read more...] about How to Reduce an LVM volume on Ubuntu
How to Disable IPv6 on Ubuntu 18.04 Bionic Beaver Linux
Ubuntu 18.04 Bionic Beaver Linux enables Internet Protocol Version 6 (IPv6) by default. However, in certain situations, some users may find it desirable to disable IPv6 support or to re-enable it after it has been disabled. Disabling IPv6 support (Permanently) Disable ipv6 built-in kernel module. 1. Edit /etc/default/grub and append ipv6.disable=1 to GRUB_CMDLINE_LINUX and GRUB_CMDLINE_LINUX_DEFAULT like the following … [Read more...] about How to Disable IPv6 on Ubuntu 18.04 Bionic Beaver Linux
How to Install an Configure MASTER PDF EDITOR IN UBUNTU
Introduction In this article we are going to learn How to install master PDF editor in Ubuntu 16.04. master PDF editor is a open source free PDF editor application for Linux. It’s a light weight and user friendly application to use. This application is not only a PDF editor but more than that, you can use this application for completely free but for more features you can purchase its pro version. Now let’s have a look at features of master PDF editor: It’s an cross platform application … [Read more...] about How to Install an Configure MASTER PDF EDITOR IN UBUNTU
How to configure apache virtual host on ubuntu
In this tutorial, we will guide you to configure the apache virtual host or vhost on ubuntu 16.04. Using virtual host allow the administrator to use one server to host multiple domains or sites off of a single interface or IP by using a matching mechanism. Basically, you can you one IP address to server multiple domain names. Virtual host method is widely used in a shared hosting provider. Prerequisites Before you begin with this guide, you should at least have basic knowledge of linux, know … [Read more...] about How to configure apache virtual host on ubuntu
How to install git on ubuntu 16.04
This small howto post covers the installation and configuration of Git client on your ubuntu 16.04. We will install git version 2.9.3 that comes with a large number of updates versus previous release 2.8. Git is a version control system that is used for software development and other version control tasks. This post assumes you have at least basic knowledge of Linux, know basic shell command for Linux. The installation is quite simple and assumes you are running in the root account, if not … [Read more...] about How to install git on ubuntu 16.04