All Questions
38
questions
7
votes
1
answer
26k
views
Updating the screen resolution in centos7 in Hyper-V
I am unable to update my display resolution of Centos7 which was installed in the Hyper-v of Windows 8.1.
Earlier I have faced the same problem in VirtualBox but it was resolved after installing ...
- 451
4
votes
4
answers
27k
views
CentOS 7 ESXi/VMware Hang on Boot
I installed CentoOS 7.0 1406 on a VMWare ESXi 5.5 hypervisor. I installed "Sever with GUI" and selected KDE. However on boot I get the following messages in under a second, before the process tops (...
- 703
3
votes
1
answer
321
views
Resize LVM on KVM CentOS 6 VM
I've got a base image that I'm booting my VM's from. The base image is only 1.5GB. Different VM's will have different requirements for disk space. I've setup the VM with the default setting:
VolGroup
...
- 258
2
votes
1
answer
384
views
How point a directory in a Headless CentOS guest (on VirtualBox) to a directory on the host machine?
I have the following setup:
HOST MACHINE: openSUSE LEAP (KDE) Linux
GUEST MACHINE: CentOS 7 (no GUI, command line only)
VM: VirtualBox 5.1.4
I have a directory on my host machine called ~/...
- 642
2
votes
1
answer
4k
views
How do I copy large datasets between two VirtualBox virtual machines?
I have two separate CentOS 7 virtual machines running in VirtualBox that is installed in a Windows 8.1 host. How do I transfer large amounts of data from one of the CentOS 7 virtual machines to the ...
- 354
2
votes
0
answers
2k
views
Unable to run commands such as hostnamectl in centos 7 Virtual Machine
I have a Centos 7 image running as a virtual machine (not as a Docker image).
When the VM boots up, it uses systemctl to start several services, one of which is my application that tries to set the ...
- 121
2
votes
2
answers
2k
views
Multiple internal networks on Virtual box (CentOS)
I have 3 NIC's (internal network) on one Virtual box Machine(CentOS 6.4) each NIC has its own network name intnet1,intnet2 and intnet3. So how I understand this is eth0 is connected to internal ...
2
votes
0
answers
3k
views
Accessing VM on host machine through IP address
I'm trying to set up a CentOS VM with VMware Fusion and get access to it through the host.
I was following a tutorial online for this as this is my first time doing this. When I try to access the IP ...
- 21
1
vote
1
answer
3k
views
Sign virtual box modules (vboxdrv, vboxnetflt, vboxnetadp, vboxpci) Centos 8
I started using Centos 8 recently, and I installed VirtualBox to manage my virtual machines, the problem that I encountered with is that my VirtualBox couldn't boot any VMs and it told me to execute ...
- 121
1
vote
1
answer
27
views
Pulling packages from a CentOS VM in Virtual Box down to a host OS
I am looking to get a specific list of packages uploaded to an offline CentOS VM. To do this, I am spinning up a networked CentOS VM in Virtual Box to download the correct packages. Is there an easy ...
- 125
1
vote
2
answers
966
views
Can access VM Guest IP from Host but not from other computer on same LAN
I am hosting a web application on a Linux (CentOS 6.7) Virtual Machine guest, that is sitting on a Windows 7 host. I have configured a bridged network connection between the host and the guest, and ...
- 163
1
vote
1
answer
3k
views
Do Linux devices require user permissions? If so, how are they added?
Trying to create a new virtual server using VirtualBox and phpVirtualBox on a physical Centos box. Installed the software and all seems good. Put the operating disk in the CD drive of the physical ...
- 1,691
1
vote
0
answers
1k
views
job state=failed reason=nonzero exit code, SLURM
I'm new to Slurm, I have been trying to run a simple job.
I'm running Slurm on top of a VM.
Here's my slurm.conf:
SlurmctldHost=master
#SlurmctldHost=
#
#DisableRootJobs=NO
#EnforcePartLimits=NO
#...
- 11
1
vote
1
answer
481
views
how do I ssh Linux VM over virtualbox from windows
I spin up a Centos7 virtual machine over Virtualbox and trying to access via ssh from putty over windows from another machine in a same network, below are the details of my VM:
IP addresses:
Windows ...
- 111
1
vote
1
answer
849
views
CentOS 7 Virtualbox VM SSH Connection Suddenly Refused
I am new to linux and am working with a minimal CentOS 7 installation on a VM running on Virtualbox with a Win10 host.
Up until today, I was able to use PuTTy and WinSCP to SSH into the VM from the ...
- 11