Problem Failed faulty running or dead multipath was showing on one of my servers as shown below. I need to remove this dead multipath without rebooting the machine. # multipath -ll mpathn mpathn (30000000000000000) dm-27 3PARdata,VV size=1.0T features='0' hwhandler='0' wp=rw `-+- policy='round-robin 0' prio=0 status=enabled |- …
When you download Google Chrome on a Windows/Linux/Mac system, by default it downloads the web installer of Google Chrome. The web installer is not a full setup of any software it downloads the required setup files during runtime and installs the same on your system. Sometimes …
Problem I have created a chroot SFTP user with home directory /incoming, Now I have to share the files contained in the folder /home/documents/pdf. Documents in directory /home/documents/pdf are continuously increasing and I have to share these documents with SFTP users in real-time. To share the …
For a system administrator, it is very important to view log files for monitoring systems and troubleshoot issues. There are many ways to see the logs in real-time on a Red Hat Enterprise Linux (RHEL)system. tail command is a most useful solution which helps system admins to output the …
To find out the Red Hat Enterprise Linux (RHEL) 6 or 7 kernel version, use the uname command to find the information about it. Check RHEL Kernel Version Login to the server and open the terminal or connect to the server through ssh using PuTTY etc. and …
Problem I have an NFS server and some volume/directories are shared from this server to other servers. One day I performed some tasks on the NFS server and during this activity, I removed a mount point /test which was shared with other servers. Before removing the mount …
