what is disk defragmentation

, automatically in advance will be stored in the hard disk of the exchange file into the memory page, Speed up the startup of programs that are frequently run by users. The central idea of SuperFetch technology is that "excessive spare memory space is waste". Indeed, if an operating system always retains too much free physical memory to consume electricity, but

, etc., so you want to use the mass production tools to DIY U disk, first of all have to figure out what is in the hands of the main control chip. Recommend the use of Chip Genius V2.50, connect the U disk, start the software. Pull the top right scroll bar, click the bottom of the "USB Mass Storage Device", the b

all the files and source files, and then prompt you which files "need to update." Click Update all, it will tell you that the source files are changed, which is the target file changes, of course, there are other files on both sides have been changed, resulting in a conflict. If it is a folder, it will also detect whether there are new or deleted files in both folders. If you need to replace the new versio

the Install.wim on D disk If the C disk is not formatted or has any extra files (a file is not available), Win$man will alert the user to the format. Remind users to format C disk Select "Yes" After the confirmation, the formal format

, automatically in advance will be stored in the hard disk of the exchange file into the memory page, Speed up the startup of programs that are frequently run by users. The central idea of SuperFetch technology is that "excessive spare memory space is waste". Indeed, if an operating system always retains too much free physical memory to consume electricity, but

replaced by solid State drive Are you still using a mechanical hard drive? You out of home, a little understanding of the computer are aware of the speed of solid-state drives more than a machine faster than one times, some people say that the mechanical hard disk, and cheap, slow to run a large and how to use? Moreover, now what information is in the cloud, so

files. This problem still occurs. Is it because of the disk cache? Because Enable write caching on the device can be set on every disk in windows. if this function is enabled, the write operation will first write data to the disk cache, and then write data to the physical

: First, we can use the relevant Third-party tools, the relevant data recovery software to try to restore the U disk files, the possibility of recovery is relatively high. In addition, there is a U disk to eat the phenomenon of files, we do not rule out is due to the virus

We all know that the C disk is put on the installation system disk, if the C disk space is small, directly affect the speed of the system operation. So we generally do not put other software in C disk, has ensured the speed of the

represented by (sd0, 6 ). Device Lilo Grub Sata master sda, sda1, sda2 (sd0), (sd0, 0), (sd0, 1) Sata slave sdb, sdb1, sdb2 (sd1), (hd1, 0), (sd1, 1) Sata master sdc, sdc1, sdc2 (sd2), (sd2, 0), (sd2, 1) Sata slave sdd, sdd1, sdd2 (sd3), (sd3, 0), (sd3, 1) Where to install the image 1: Local cd/dvd 2: Hard disk device 3: nfs shared directory (similar to sharing with Windows) 3: url (that is, install from t

After compiling the source code last night, make reported the following error after a while: # A fatal error has been detected by the Java Runtime Environment:## SIGSEGV (0xb) at pc=0x40362d33, pid=12195, tid=2835454784## JRE version: 6.0_45-b06# Java VM: Java HotSpot(TM) Server VM (20.45-b01 mixed mode linux-x86 )# Problematic frame:# V [libjvm.so+0x158d33][error occurred during error reporting (printing problematic frame), id 0xb] After research, the hard

cause of the problem. If you still cannot find the problem, if allowed, try restarting the service. The problem may be solved.If the service cannot be restarted, You Can unmount the disk partition to solve the problem.Before deciding to delete certain files, it is best to determine which services are used for this file, stop these services and then delete them, so that the space will rarely be released. L

.650) this.width=650; "class=" Fit-image "src=" http://s9.51cto.com/wyfs02/M00/26/AA/ Wkiom1nsi9wdlmdfaaaed3beips236.jpg "height=" "border=" 0 "width=" 498 "/>In this example, the average load in 5 minutes and 15 minutes is very low, but the average load in 1 minutes is very high, so I know that the load spike has been relatively recent. In this case, I usually run multiple uptime commands consecutively (or

boot disk, and wait for the sacred moment. Haha, success ... Why all the drives are not installable??? What's the situation? Does the hint for compressing the volume mean this? Decisive reboot, enter the original system to adjust What, the screen is so dark? (At that time, that call should not be called every day) What