CentOS

ok, thanks, it's as u described. dd in liunx is ok. My question is that dd in linux support the uefi install? I use UniversalUSB to burn ISO to usb, and it support UEFI well. BTW: in win10, OS doesn't support file name with '-' . and my sha256sum is ok: d27cf37a40509c17ad70f37bc743f038c1feba00476fe6...

thanks for your correct reply. In linux is ok. I use UniversalUSB to burn the ISO to USB in windows, should be caused by that. Next time i should use DD in linux. But my notebook just has win10 installed initially. total 27056 -r--r--r--. 1 root root 5899804 Mar 29 2017 dc8a406c3cc1c5103ff2e22a1b9d3...

under dir /repodata

hi, just the file type name missed, the files exist. such as a299xxx shuld be a299xxx.html

[root@localdai tmp]# xrandr -q
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 1920 x 1080, current 1920 x 1080, maximum 1920 x 1080
default connected 1920x1080+0+0 0mm x 0mm
1920x1080 0.00*

anybody has any suggestion, thanks in advance.

Can't adjust brightness

1,After return from hibernate,
2, run echo 3 > /proc/sys/vm/drop_caches
3, centos 6.3 crash down, no response. the screen has no response, i have to press power button the restart the system .

but in normal situation, it's ok, except return from hiber

I kown how to solve it........ 1, install win10, and install the /efi in as 100M patitiong A at disk SSD_A: 2, reinstall you centos boot/efi in other disk partion, such as patition B at disk HD_B; 3, Copy the dir from /efi/Microsofte in patitiong A to /boot/efi at patition B at disk HD_B. 4, modifiy...

when reinstalling centos, i wan to remain /home/ /opt not formated. I chose the old partition, and the /boot /boot/efi as reformate, but /home /opt remain old, then it shows must has /boot/efi partition, and blocks, can't continue... So i tried many ways to solve the problem. Just to make different ...

during reboot: undetect chipset

I also chang the grub.conf as show below: still not work... delet nomodeset and add acpi_backlight=vendor acpi_osi=linux device (hd0) HD(4,250ad800,64000,043655ce-74d8-47dc-b5d1-71e566435a00) default=0 timeout=3 splashimage=(hd0,4)/grub/splash.xpm.gz hiddenmenu title CentOS (2.6.32-696.23.1.el6.x86_...