• Skip to primary navigation
  • Skip to main content
  • Skip to primary sidebar
  • Skip to footer navigation

The Geek Diary

  • OS
    • Linux
    • CentOS/RHEL
    • Solaris
    • Oracle Linux
    • VCS
  • Interview Questions
  • Database
    • oracle
    • oracle 12c
    • ASM
    • mysql
    • MariaDB
  • DevOps
    • Docker
    • Shell Scripting
  • Big Data
    • Hadoop
    • Cloudera
    • Hortonworks HDP

Archives for November 2020

How to Use Udev Rules to Create oracleasm Disks in CentOS/RHEL 8

by admin

This post will help to configure Oracleasm disks using Udev rules in 2 node cluster. On first node 1. List the disks: [root@node01 ~]# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 2G 0 disk sdb 8:16 0 2G 0 disk Note: Create partitions for the disks. 2. Find the disk ID: […]

Filed Under: ASM, CentOS/RHEL, CentOS/RHEL 8, Linux, oracle

How to Configure an NFSv4-only Client using nfsconf in CentOS/RHEL 8

by admin

The nfsconf tool CentOS/RHEL 8 introduces the nfsconf tool to manage the NFS client and server configuration files under NFSv4 and NFSv3. Configure the nfsconf tool using /etc/nfs.conf (the /etc/sysconfig/nfs file from earlier versions of the operating system is deprecated now). Use the nfsconf tool to get, set, or unset NFS configuration parameters. The /etc/nfs.conf configuration […]

Filed Under: CentOS/RHEL, CentOS/RHEL 8, Linux

How to Schedule Tasks Using at in Linux

by admin

The atd Daemon The atd daemon allows users to submit jobs to be performed at a later time, such as “at 2:00am”. In order to use the atd daemon, it must be running. Users can confirm that atd is running simply by examining a list of running processes: $ ps aux | grep atd daemon […]

Filed Under: Linux

Primary Sidebar

Recent Posts

  • nixos-rebuild Command Examples in Linux
  • nixos-option: Command Examples in Linux
  • nixos-container : Command Examples in Linux
  • nitrogen Command Examples in Linux

© 2023 · The Geek Diary

  • Archives
  • Contact Us
  • Copyright