Short for “disk free”, df is a command used to display the free disk space in Linux and other similar operating systems. It is also used to understand and ascertain the file systems that are mounted. Now, you
If the node is a Docker node, run the following command: docker logs $containerID If the node is a containerd node, run the following command: crictl logs $containerID Rectify the fault of the workload based on logs. Check the error logs. cat /var/log/messages | grep $containerID |...
a) If there are multiple files, take all and combine them into one file with a simple command such as the following. (NOTE: Be careful to combine the files properly - use the 'head' and 'tail' commands to verify they have been combined properly): Raw # cat messages.4 messages.3 mes...
To reproduce the situation, look the example below at a RHEL6 box: Raw # cat /etc/redhat-release Red Hat Enterprise Linux Server release 6.1 (Santiago) ** No packages were excluded # grep -i exclude /etc/yum.conf /etc/yum.repos.d/* # yum repolist Loaded plugins: priorities, rhnplugin...
Identify the operating system's interfaces 2) What is a service? What are the primary services provided by an operating system? 3) What ar What does SSH stand for? Explain what the following Linux tar command does: tar cvfz arch5.tar.gz somedir/ What is a client computer? What type ...
Log in to the remote virtual console. For details, see Logging In to the Remote Control Interface of the Server. Run the following command to stop the irqbalance service: service irqbalance stop Run the following command to obtain the IRQ number used by the FC service:...
Run the following command to view the automatic mounting information of file systems in the /etc/fstab file: cat /etc/fstab Compare the mount point information in the /etc/fstab file with the mount point information that you obtained in Step 3. Delete the r...
For more information, see Connect to an instance by using VNC. Run the following command to check whether the /etc/hosts.allow or /etc/hosts.deny file contains configurations that deny connections, such as all:all:deny or sshd:<IP addr...
Use a remote management tool, such as SecureFX or WinSCP, to log in to the server. Run the following command to check the private DNS address of the server: cat /etc/resolv.conf Make a note of the DNS address and region of the server and check whether they are correct. For details...
1.1. Install thenfs-utilspackage. Raw # yum install nfs-utils 1.2. Create and export a directory on theNFSsystem. In this example, /storage is the exported directory. Raw # mkdir /storage # cat /etc/exports /storage *(fsid=0,rw,sync,no_root_squash,no_subtree_check,crossmnt) ...