Monitoring Proxmox with InfluxDB and Grafana in 4 Easy steps
January 14, 2021 No Comments
A short guide for Monitoring Proxmox environment and visualizes resource utilization using InfluxDB and Grafana.
Recent Posts
Install InfluxDB on Linux | 3 Easy steps
January 2, 2021 No Comments
Install InfluxDB on Linux servers to capture the time series formatted database from any devices. It helps to create a rich visualization graph.
Migrating from CentOS 8 to CentOS 8 Stream
December 31, 2020 1 Comment
For anyone who is developing applications to run on Red Hat Enterprise Linux 8, CentOS 8 Stream really is a blessing since you now have access to a stable operating system on which your application will eventually run.
Troubleshooting Guides
Change default kernel to boot in RHEL 8 | Easy guide
December 13, 2020 No Comments
A how-to guide to Set the default kernel in RHEL based operating system. This may be required when we are installed with multiple kernel versions in our Linux servers.
grub2-editenv: error: environment block too small | Simple Solution
December 12, 2020 No Comments
A quick guide to resolve the “grub2-editenv: error: environment block too small” error when the grubenv file size exceeds the expected 1024 bytes.
vSAN cluster UUID mismatch | 1 Quick Solution
August 16, 2020 No Comments
A quick solution to resolve vSAN cluster UUID mismatch in VMware environment.
CentOS Linux
Step by Step Installing CentOS Linux 8 with Screenshots
CentOS Linux 8 is completely free to use and licensed under GNU GPL, It provides all features available in RHEL 8 and support available from the community.
September 25, 2019 1 Comment
Kubernetes
How to Set up a Kubernetes Cluster with Rancher
Rancher is an OpenSource product simplify the management of Kubernetes cluster. Rancher is just a web User Interface to manage the Kubernetes cluster.
September 18, 2019 No Comments
Kubernetes
How to Install and configure Kubernetes (k8s) on Ubuntu 18.04 LTS
Kubernetes or k8s is trending Open Source container orchestration solution provides feature such as application deployment by automating, scaling etc.
September 12, 2019 No Comments
apt cache
How to Install and Configure Apt Cache Server On Ubuntu 18.04 LTS
Apt Cache Server available for Debian based Operating Systems and it helps to cache the packages installed with apt and saves a lot of bandwidth.
September 7, 2019 No Comments
Logical Volume Management
Create a Thinly Provisioned Logical Volume on Linux
Thinly Provisioned Logical volume is one of the advanced feature available in Logical volume Management, We can provision storage more than what we have.
September 1, 2019 No Comments
Linux networking
How to create a Linux Network Bridge on CentOS/RHEL7
Linux Network Bridge is a device that separates two or more network segments within one logical network and behaves like an L2 Switch but really it’s not.
August 31, 2019 2 Comments
nftables
Migrate existing Iptables to Nftables in RHEL8/CentOS
Iptables can be migrated to nftables without spending time on writing it. Red Hat 8 based operating system provides translate tool to migrate the rules.
August 28, 2019 No Comments
Linux networking
How to Configure a Network Interface on CentOS7 and RHEL7/8
Step by step guide to configure a network interface on Linux Operating Systems using command line tool nmcli. This guide applied for RHEL, CentOS & Oracle.
August 20, 2019 No Comments
linux commands
Rsync (Remote Sync) | 20 Rsync command with Examples in Linux
Rsync or Remote sync in Linux help to securely copy the files from any remote servers to a local server, It can be used as a poor mans Linux backup tool.
August 16, 2019 1 Comment
VMware
Migrating multi-writer VMware VM’s from Island cluster to vSAN cluster
Migrating Multi-writer disks of VMware VM’s from Island Cluster to vSAN cluster with and without the downtime of Production.
August 14, 2019 No Comments
pacemaker cluster
Create a Pacemaker Cluster Resources and Resources group
Pacemaker Resources and groups are which need to be highly available across multiple nodes in a cluster to provide high-availability for any services.
August 13, 2019 No Comments
pacemaker cluster
How to add additional nodes to the Pacemaker Cluster
How to add additional nodes to the existing pacemaker Linux clusters. By adding nodes we can increase the resources of a cluster.
August 11, 2019 No Comments
Logical Volume Management Guides
How to Shrink XFS Partition for the root filesystem | 1 Easy guide
December 23, 2020 No Comments
An easy step by step guide to shrink XFS partition on a logical volume by taking an xfsdump and restore using xfsrestore.
Resize root LVM Partition in RHEL and Oracle Linux 7/8 | Easy guide
December 19, 2020 No Comments
A quick guide to Resize Root LVM partition on any RHEL based operating systems such as CentOS, Oracle Linux, Scientific Linux and much more.
Recover a failed or deleted Physical Volume (PV) in LVM | 1 Easy guide
December 17, 2020 No Comments
A quick guide to recover the metadata of a failed physical disk or deleted physical volume in logical volume management.
Recover a deleted Logical Volume in LVM | 1 Quick guide
December 15, 2020 No Comments
A quick guide about restoring a deleted logical volume in Linux operating system. vgcfgrestore a single command is more than enough to restore the LV.
Moving a Volume Group from one Server to another Server
May 10, 2020 No Comments
Moving a Volume group from one system to another system without missing any underlying logical volumes and file systems.
Create a Thinly Provisioned Logical Volume on Linux
September 1, 2019 No Comments
Thinly Provisioned Logical volume is one of the advanced feature available in Logical volume Management, We can provision storage more than what we have.
