I've been trying several combinations of OSX, CentOS to try and get CentOS
installed on an old iMac. I finally first installed OS X, then installed
CentOS in the open space after OS X. With refit installed and selecting
CentOS, it starts booting but get a screen that a boot device can't e
found. So I then install Xubuntu with the option to replace OS X.
Ok. After much deliberation I have decided to upgrade my RAM to 8gb on my laptop and Install CentOS. Then once CentOS is successfully installed and running, I will then download/Install VirtualBox ... [by Whiplashx2007]
I have a second drive on my Windows machine that i want to reserve for centos and practice for the RHCSA. I seem to successfully install centos but the Grub boot loader does not come up when the m... [by oshybrid]
I'm on a Dell PowerEdge 2850, and I recently installed CentOS 6.5, and it worked well for a while, then recently whenever I booted into the OS like after the BIOS screen, everything went blank and it stopped outputting through my graphics card.
I recently installed a copy of CentOS onto my main hard drive (I now have Windows 7 and CentOS). Whilst installing CentOS, I accidentally set it to be the main boot option, so when I start my PC I have three seconds to select Windows 7 or it automatically boots into CentOS. I would rather Windows 7 be the default option -- how can I change it?
I downloaded Ubuntu Desktop 12.04 LTS from the Ubuntu website and ran the windows installer. It seems like the install completed successfully but when I tried to boot into Ubuntu I just get a blank screen after I select Ubuntu (as opposed to windows). I am guessing my display configuration is not supported but I'm not sure.