disk eraser

Hard Disk serial number: hard disk serial number, which is set by the manufacturer for different products at the time of factory delivery. It is unique and read-only, encryption By hard disk serial numbers often utilizes its unique and read-only features. Most of them are for ide hdd with serial numbers, and there is nothing to do with serial numbers or scsi hdd

1. Log on to the server to pause service, nginx+php+mysql+ Search service2. Modify MySQL Parameters#vi/etc/my.cnf "mysqld" DataDir=/alidata/mysqldataserver_id=2" ROW"3. First create a snapshot based on the current data disk, backup data, and can use this snapshot directly to create a separate cloud disk to save data back and forth copy time4. Open the purchase page for the standalone cloud

method One, 1, the use of anti-virus software to test the U disk, in Jinshan anti-virus software found in the "Visionary" tab, and then click on "U Disk Guardian"; 2, the U disk capacity for identification, identified the result is the memory display of 4002MB, the actual memory is only 975MB, from the data can be seen this U

One: the production process 1: First DOS boot disk The process is very simple, plug in you want to make a U disk, open Usboot 1.7, it will prompt "there is a certain degree of danger," the point of determination to enter Select the U disk, click the "Select work Mode" below, choose Zip, click "Start". If you have important files on you

compressed volume file is increasing, this method has a very obvious disadvantage, that is the hard disk read and write data greatly slowed down. With the rapid development of hard disk technology, the capacity of the disk is also climbing, the current market of hard disk space in the 20G or so, it is difficult to aga

In section 1, we talked about two types of disk device names: For physical drive x, the format is \. \ PhysicalDriveX. The number starts from 0, for example Name Description \. \ PhysicalDrive0 Open the first physical drive \\. \ PhysicalDrive2 Open the third physical drive For logical partitions (volumes), the format is \. \ X:, for example Name Description \. \: Open drive)

General tutorial of Chinese cabbage U disk installation system and general tutorial of Chinese cabbage U Disk System files are generally in the ISO and GHO formats. The ISO format is divided into two types: the original system and the GHOST encapsulation system. As long as the decompress software WinRAR is used to decompress a GHO file larger than 600 M (2G in WIN7), it is a GHOST encapsulation system, the

What should I do if the previous system remains on the d disk after the dual system is reinstalled to the C disk? Linux general technology-Linux technology and application information. The following is a detailed description. My computer was originally installed with a Chinese version of xp and an English version of xp, respectively in disk C and

Windows operating system logs when a hard disk suddenly loses disk in windows 7Environment: three desktop hard disks (sata3 Interface) are connected to the same desktop without raid, one of which is hard disk (Note: Not a partition) suddenly disappears from "Computer Management"-"disk management". Of course, the partit

(1) Read and write the best or not multi-threading, hard disk read and write speed is limited, single-threaded full load, multithreading will increase the switching between threads, will increase the time.If you want to increase read and write speed, you should increase the hard disk, do raid(2) The first is the hard disk write is serial, CPU calculation is paral

Linux disk and file system management (3) _ disk mounting and unmountingAttaching and detaching a disk: Associate the system's additional file system with the root file system through the root directory, and change the Directory into a new disk partition (that is, a file system). Unmount: The process of disassociation.

How to Make BT4 U disk boot disk required software: ① UltraISO; ② grubinst; ③ grub4dos; ④ bt4-pre-final.iso 1. open the bt4-pre-final.iso file with ultraiso, select write hard disk image, write in USB-HDD ++ 2. open the grubinst software and select the USB flash drive correctly in the "disk" single

A message "this disk is offline because it has a signature conflict with another online disk" is sometimes displayed when you create a dual-hard disk group. Right-clicking a disk has only one attribute and cannot be performed on it. The solution is simple: right-clicking offline and then clicking online. The reason sh

Using UltraISO to make U disk startSelect Open ISO file and select Start--write to hard disk image toThis makes the USB disk boot disk in the installation system need to select the HDD installation mode in the BIOSrecently installed VMware ESXI 5.5,vmware-vmvisor-installer-5.5.0.update01-1623387.x86_64.isoThe usual use

1, after the successful start of the crash failure The ISO file to be loaded by PE cannot be too large, typically no more than 50MB. If the computer configuration is low, running slow, when the load time is too long, memory will appear redundancy, there will be the phenomenon of panic. 2, the choice of production tools The production tool is really very important, under normal circumstances the U disk starts the production tool all is that common s

Method One: Establish Autorun.inf immunization document. In the U disk root directory to create a new empty file named Autorun.inf, so that in the same directory virus can not create autorun.inf files to infect U disk. If the U disk has been infected with the virus, then the establishment of Autorun.inf immune file method is ineffective. Method Two: Disable Au