Here’s a simple chart that explains the various IP classes and the difference between /32, /24, /16 77.217.66.0/32 = 77.217.66.0 through 77.217.66.0 [1 IP – Single IP] 77.217.66.0/31 = 77.217.66.0 through 77.217.66.1 [2 IPs] 77.217.66.0/30 = 77.217.66.0 through 77.217.66.3 [4 IPs] 77.217.66.0/29 = 77.217.66.0 through 77.217.66.7 [8 IPs] 77.217.66.0/28 = 77.217.66.0 through 77.217.66.15 [16 IPs] …

•Hits: The number of times your site is given a request for information from a web browser. (Note: a web page with two images would generate three “hits”, one each for the images, and one for the page itself.) •Files: The number of times a web browser requests a file and the server on which …

What is Data Transfer/Quota: Transfer is measured by the amount of KB that are sent from the server to your visitors and received by you through the server from outside sources. This is totaled by adding the usage each day for Email, Uploaded files, Downloaded Files, and any other activities that make request to the …

Run this script to check for bad block on the hard drive.  Replace /dev/sda3 with the drive that you wish to check. badblocks -vv /dev/sda3 > badblocks.log & It will check for badblocks and write it to a file called badblocks.log.