ow do I display CPU information like number of CPUs, threads, cores, sockets, NUMA nodes, information about CPU caches, CPU family, model and stepping and their speed on Linux operating systems?
How do I apply package updates from the Red Hat Network (RHN)?
Q. I am trying to unmount remotely hosted Linux server. I have CD mounted and when ever I type command umount /cdrom or umount /dev/cdrom I get an error that read as follows:
unmount: /cdrom device is busy
How do I solve this problem?
A. In order to solve this problem. Run umount command as follows:
# cd /
# umount /cdrom
If problem still continues then forcefully unmount the cdrom:
# cd /
# fuser -km /cdrom
OR try the following command:
# cd /
# umount -l /mnt
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ow do I mount the CDROM from FreeBSD shell or command line?
Can you tell me how does SNMP (Simple Network Management Protocol) work?
Q. How do I install Linux on SATA drives?
am a new Linux system user. How do I determine if my CPU is 64bit or not on a Linux operating systems using command line option? How can I check Linux kernel is in 32 bit or 64 bit mode?