Concerning disk utilization on a server.
What is the best bash shell command to use to assess disk utilization on a server’s mounted volumes
First of all, type top command in the terminal to check the load on your server. If the output is not satisfactory, then look into wa status to know the status of Read and Write IOPS on the hard disk. If it is high, then we need to check I/O activity in Linux box using the iotop or iostat commands.
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Concerning disk utilization on a server. What is the best bash shell command to use to...
What Linux command should you type to give/add 01-hello bash shell script permission to run ("execute") for anyone?
Case Project 7-1: Deal with a Disk Crash Last week, a disk on a Windows Server 2012 system that contained CSM Tech Publishing’s current project manuscripts crashed. Fortunately, there was a backup, but all files that had been added or changed that day were lost. No RAID configurations were in use. A new disk had to be purchased for overnight delivery, and the data had to be restored. A couple days of work were lost. The owner of CSM Tech...
4. What Citrix Xen Server feature permits the memory utilization of existing VMs to be compressed so that additional VMs can boot on the host? a. Readyboost b. Virtual memory c. Memory ballooning d. Dynamic Memory allocation 5. What virtual disk type is used to store changes made to an image when you decide to keep a copy of a previous version of the image? a. differencing disk b. disk version c. versioning disk d. disk snap 6. Which virtual...
Write a bash shell script to carry out each of the following tasks: What to Do: a. Safe Delete: When you use the “rm” command in Linux, it will delete the specified files, with no chance for recovering them back later. Write a script (called srm) that will safely delete the files passed to it as command-line arguments. For example, typing the command: “srm file1 file2 file3”, the script shall not actually delete these files, but instead it shall move...
Create a shell program called "myprog" that prints "Hello" (use echo). Remember it must start with "Shebang" and the entire path to a bash shell. So you need at least 2 lines of codes, though use a blank line between the two. Give the program rights so you have all the rights, your group reading and driving rights, and everyone else just driving rights. Now run your shell program. How can you run the program? Why is just the name...
A system consists of 1 CPU, 1 Disk, and 1 Network Interface. A web server running on this system consists of a process that waits for an HTTP request. Once the request is received, the process services it by fetching the requested file from disk (an I/O operation) and then by sending the file content to the client. Assume that serving a request consists of the following phases: i. Process uses the CPU for 2 msec (parse request) // CPU...
Exercise 1: Write a shell script that loops through the /etc/passwd file one line at a time. Prepend each line with a line number followed by a colon and then a space. Example output: 1: root:x:0:0:root:/root:/bin/bash 2: daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin 3: bin:x:2:2:bin:/bin:/usr/sbin/nologin 4: sys:x:3:3:sys:/dev:/usr/sbin/nologin Exercise 2: Write a shell script that asks the user for the number of lines they would like to display from the /etc/passwd file and display those lines. Example output: How many lines of /etc/passwd would you like...
If possible, please answer all 4 questions. Thanks! :) 24. What command can be used to show disk usage by file system? a. du b. df c. mount d. repquota 26. What command can you use to modify the grace period for quota soft limits? 27. What command would you use to check a ReiserFS file system for errors? a. fsckreiser b. reiserfsck c. reiserfs -check d. reiserfs --check 28. You cannot unmount a filesystem that you had previously mounted...
database management What command(s) would you use to get rid of the TripGuides table? [Show the SQL Server instruction, but do not execute it]
Question 2 0/1 point (graded) What happens when you remove a directory using the command rm -r? You cannot remove a directory using the rm command. You permanently remove the entire directory, including all files and subdirectories. You move the entire directory to a trash folder, but it can be restored later. You get a warning message asking if you want to proceed, then you delete the directory. incorrect Answer Incorrect: Try again. Unix does not warn you before permanently...