How to Backup and Restore PMM(Percona Monitoring and Management) server Data
In this article we will see how to backup and restore PMM (Percona Monitoring and Management) data. Backup Stop the container. docker sto...
How to Setup PMM(Percona Monitoring and Management) server and Register PMM client on RHEL based system for PostgreSQL
In this article we will see how to configure PMM (Percona Monitoring and Management ) server and PMM Client setup for PostgreSQL. PMM Archit...
How to Install MariaDB on CentOS 7 / RHEL 7
Installing MariaDB Server The RHEL 7 and CentOS 7 distributions include MariaDB Server 5.5 by default. You can install MariaDB Server from t...
How to fix a VirtualBox Bridged Network Drop issue?
You've had VirtualBox virtual machines running smoothly for a long time. But Suddenly you see there are connection drops to your VM'...
How to Install SaltStack on CentOS 7 / RHEL 7
SaltStack, or Salt, is a popular open source configuration management solution which can be used to implement configuration management, co...
OCI Error: iscsid: Kernel reported iSCSI connection 1:0 error (1020 - ISCSI_ERR_TCP_CONN_CLOSE
After Rebooting CentOS 6 instance, The server was not coming up. The Error it was showing like below: ERROR: Jun 10 08:30:17 <hostname...
LVM: mlock failed: Cannot allocate memory
When attempting to activating an VG the following error occurs ERROR [root@<hostname> ~]# vgchange -ay pavcri-vg 7f58e8c70000-7f58...
How to boot a Oracle linux 6/RHEL 6/CentOS6 server to Single user mode
In this article we will cover How to boot a Oracle linux 6/RHEL 6/CentOS6 server to single user mode. Run Levels The run level determines t...
How to boot a Oracle linux 7/RHEL 7/CentOS 7 server to Single user mode
In this article we will cover How to boot a Oracle linux 7/RHEL 7/CentOS 7 server to single user mode. Single User Mode Single user mode ...
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