• systemd management using systemctl and journalctl to check systemd logs


    systemd is like the service manager for your Centos and other modern Linux distributions (including Debian/Mint/Ubuntu) allows you to enable services, stop them, restart them, check their status and even reboot your system. The key commands or arguments you will use with systemctl are the following: Unit Commands: list-units [PATTERN...] List loaded units &nbs........
  • MySQLD Server shutdown remotely unexpectedly


    170110 5:35:23 [Note] /usr/libexec/mysqld: Normal shutdown 170110 5:35:23 [Note] Event Scheduler: Purging the queue. 0 events 170110 5:35:23 InnoDB: Starting shutdown... 170110 5:35:24 InnoDB: Shutdown completed; log sequence number 0 12765401 170110 5:35:24 [Note] /usr/libexec/mysqld: Shutdown complete 170110 05:35:24 mysqld_safe mysqld from pid file /var/run/mysqld/mysqld.pid ended........
  • Linux Kernel Freeze/Hang during boot on io scheduler cfq registered (default)


    You'll see the following and the boot process will freeze: io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered (default) I have struggled with this issue on vari........
  • Latest Articles

  • Linux qemu-kvm How To Enable Soundcard in Guestl
  • QEMU-KVM Windows and Server Guest Installs Mouse Tracking Pointer Location Solution
  • SSH Keep Alive To stop Disconnections
  • Linux How To Disable SATA NCQ For Better Performance
  • the sign-in method you're trying to use isn't allowed. For more info, contact your network administrator - solution for active directory
  • gsmartcontrol for Windows to Check the SMART S.M.A.R.T status
  • WebRTC Vulnerability Shows Local IP Address Even When Using a Proxy or VPN Firefox Fix And Disable Solution
  • chroot in Linux Howto Simple and Easy Guide
  • qemu-kvm qemu-system Image format was not specified for '/mnt/space/cucm12.img' and probing guessed raw. Automatically detecting the format is dangerous for raw images, write operations on block 0 will be restricted. Specify the 'ra
  • Linux Over VNC VMWare How To Switch Virtual Terminals Console Without Using Ctrl+Alt+F1
  • Skype For Business 2015 and 2019 Guide, Reference, Howto and Troubleshooting Solutions
  • Centos 6 or 7 no DHCP IP during startup on first boot or reboot solution
  • Debian / Mint / Ubuntu net-tools packages provides netstat, ifconfig, route, arp and other classic network admin tools
  • Linux Mint XWindows Ubuntu MATE or Cinnamon How To Restart The GUI / Graphics / Session if it freezes without losing current windows or programs
  • Linux bash prompt why does it not show username@host and the current directory?
  • Microsoft SQL Server Check What Version is Running
  • How to install and setup LXC Containers (OpenVZ alternative) on Centos 6 / 7
  • Cisco CUCM Unified Communication Manager Howto Guide and Tutorials
  • SSH persistent and automatic login script for proxy
  • SSH proxy/command in the background or from cron script