Recently, smartctl was used to identify SMART information obtained from a USB hard disk. So I checked the reason carefully. At the same time, remember that when hdparm is used together to sleep the hard disk, the USB hard disk is
Who had thought of installing an operating system, and had to purchase another 1U DELLR410 for the mfs storage system for 10 days as the master to improve performance, after buying the 120G * 3 of Inter520 series 6.0G bus for installing an out-of-RAID5 system, the system occasionally restarts and finds disk faults/dev/sda1containsafilesystemwitherrors, checkforced. /who had thought of installing an operating system, and had a
Linux automatically mounts the second hard disk partition, and linux mounts the second disk.
Modify the/etc/fstab file. If it is mounted to the/data directory, add
/Dev/sdb1/data ext4 defaults 1 1
The final result is as follows:
#/Etc/fstab # Created by anaconda on Thu Sep 11 04:12:21 2014 # Accessible filesystems, by reference, are maintained under '/d
Common sense: Hard Disk Bad Track classification-different bad track points carefully
Because hard disks use magnetic media to store data, some problems will inevitably occur after a long period of use or improper use, that is, what we usually call "Bad channels ", of course, this type of bad track may be a software error, or a hardware fault on the
Reprinted from: http://blog.csdn.net/tianxueer/article/details/2689117General hard disk front affixed with product labels, mainly including manufacturers information and product information, such as trademarks, models, serial numbers, production date, capacity, parameters and master-slave setup method. This information is the basic basis for the correct use of the hard
1, first download the hard disk partition King
2, after the completion of the download decompression, as shown in the following figure
3, click on the installation, the following figure style, select the first click
4, follow the steps to click Next
5, then need to enter the registration code
6. Click the registry folder in the file after decompression
How to give Ubuntu a reasonable division of the area. Previously installed Linux is used to automatically allocate disk space, feel so less professional, so in Baidu and Google find a pass, see a good. What's depressing is that the extended partition settings are not found in the article (only primary and logical partitions are seen in the option), and I understand that he will automatically include these logical partitions in the extended partition.
I. Hard DiskComposition
Hard drives are no stranger to everyone. We can compare them to our computers.A large warehouse that stores data and information. Generally, either hard disk is composed of disk, Head, disk spindle, control
Not long ago, my old computer's hard drive broke down and there was a lot of information in it, so it was very depressing. I wanted to recover the hard disk data and asked about the price. I was shocked and decided to learn more about the hard disk restoration technology. Yo
I saw an introduction today.
How the hard disk works and the cause of damage, and finally how to set the system to reduce frequency
Read/write damage to the hard disk.
Address: http://blog.csdn.net/uiiang/archive/2004/10/19/143302.aspx
I feel really professional and knowledgeable. Different responses. Be sure to rememb
First, we need to understand how some hard disks partition related concepts. Please read the following nouns to explain:
Physical Disk: The real hard disk we call "Physical Disk", English is called "PhysicalDisk". Logical Disk: "C
Hard Disk Bad Track soft Repair Method
Bad hard drive channels (especially physical channels) are the most troublesome of all hard drive failures. If it is light, your machine will frequently crash, and the heavy data will make all your data useless. In the past, we generally only used low-level or hidden methods. Howe
Linux fruit see hard disk which folder occupies disk sizeCD/Login Returns the root directory to view the file size based on the root directory one level at a start.Du-sh * | SORT-NR \ See which of the files in this folder is very detailed and how much information is returnedWhich directory you need to enter and find the information in it directly CD + folder name
Detailed explanation of Hard Disk RAID technologyI. Raid DefinitionRAID (Redundant Array ofindependent disk independent redundant disk array) technology was proposed by the University of California at Berkeley in 1987, initially to combine small cheap disks to replace large expensive disks, at the same time, it is hope
Steps:
Have the information to do the first data backup, for example, we want to combine E and F.
1, press "Win+x" or click the right mouse button on the Start menu, click the "Disk Management" button;
2, the partition will be merged right click, select "Delete Volume"; (Have information to do the first data backup, for example, we want to combine E and F, if we delete the volume F, then we can copy the information in the F
Hard Disk MBR
I. Physical Structure of the hard disk:Hard Disk Storage Data is implemented based on the principle of electric and magnetic conversion. The hard disk is composed of one or more metal or glass material disks
First, we need to understand some concepts about how to partition a hard disk. Take a look at the following Glossary:
Physical Disk: a real hard disk is called a "physical disk ". Logical Disk
This is due to the improper use of your hard drive bad track (Bad Way test method: in DOS with input command scandisk/all carriage return, disk scan, if one or a number of black bottom of the red word "B" to prove that the hard drive has a bad way, the consequences of Bad way is: Light hard
Many computer users have seen or heard that when the so-called "logical lock" is applied to a hard disk, no matter whether it is a floppy disk, hard disk, or a CD, some computers cannot be started. So what is "logical lock?
The so-called "
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