Python Interview Preparation – Assessment – 2
[mlw_quizmaster quiz=27]
Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base
Recovery of DISKGROUP in VXVM (Veritas Volume Manager).
Since long time I was thinking to have practical hands-on to how to recover Diskgroup in VXVM (which got faulty and we are unable to import that). But unfortunately I wont have real time outputs with me to show how that can be achieved. But here...
Bash Scripting – Processing Loop outputs
Finally, you can either pipe or redirect the output of a loop within your shell script. You do this by adding the processing command to the end of the done command:
Sysadmin BestPractices: Configuring loghost on Sun Fire 3800,4800,4900,6800, and E6900
It is considered a ‘Best Practice’ to configure a ‘loghost’s for each server and production domain. A ‘Loghost’ on a Solaris platform can permanently save messages that are logged in the System Controller’s NVRAM buffer. This will insure that they are not lost due to either a...
VxVM : Recovering an unstartable volume with a disabled plex in the RECOVER state
A Plex will be shown in RECOVER state if its contents are out-of-date with respect to the volume. This can happen if a disk containing one or more plex’s subdisks has been replaced or reattached. If a Plex is shown as being in this state, it...
Installing and configuring SSH Service in Linux
You know that at some point or another you will need to be able to administer servers remotely, and you wouldn’t want to do this without some sort of security in place, right? SSH can protect the traffic that passes from your computer to a remote...
RHEL LVM : How to recover a deleted Logical volume in RHEL 5/6
In this post, you can find the procedure to recover a deleted logical volume, from the linux server with below configuration. Server Name : GURKULRHEL Version : Redhat Enterprise Linux 6 LVM Configuraiton: VG NAME...
Solaris Troubleshooting : Physical disk to c#t#d# mapping by serial number
On most Sun systems you can obtain the disk serial numbers that correspond with c#t#d#’s with the following command:
Bash Scripting – using shift command
Another tool you have in your bash shell tool belt is the shift command. The bash shell provides the shift command to help you manipulate command line parameters. The shift command literally shifts the command line parameters in their relative positions. When you use the shift...
RHEL5/6 Interview Questions : Samba
1.What are the two types of back-end authentication mechanisms discussed in this post? 1a. This post described tdbsm and smbpasswd back-end authentication. 2. When you’re creating a share, there is no option to make it browseable. True or False? 2a. False. The browseable option is available for...
