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OpenVZ is great and provides a secure, stable, and easy to use solution for containers. However, there is also Linux Containers which are built into Linux and a lot of progress has been made in recent kernel releases. Linux containers have many user space utilities you can use including lxc, vzctl (from OpenVZ), libvirt, and docker. Linux containers allow ...


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OpenVZ does exactly what you ask for. It creates containers that are 100% independent from one another but shares the same modified kernel. The only drawback versus full virtualization is that you cannot install anything other than Linux when using containers.


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We escalated the problem up to Microsoft Premier Support and got a kernel debug specialist working on it; he discovered that something uninstalled all Hyper-V drivers from the guest VMs, thus rendering them completely unable to boot; he managed to get one of them to boot by manually injecting the drivers in the file system and Registry of the VM, and we were ...


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Export the VM and attached in separate Hyper-V host boot this vm in new Hyper v host then boot and check everything is working fine or not? we got success in our case. try.


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Apparently this is an intermittent issue with some 2008/2008 R2 environments after a heavy round of updates [insert favourite windows update débâcle anecdote here]. Try this solution on one of your 'less critical' servers, but it is relatively non-aggressive and shouldn't cause any more harm in the event that it doesn't help your particular issue. let the ...


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Use kexec to reboot your server. This skips the pre-boot procedures entirely, and reboots into a Linux kernel at the end of the Linux shutdown process, rather than resetting the hardware and going to POST. Unfortunately kexec is a bit cumbersome to use, so I wrote a script to make it easier to work with: kexec-reboot will allow you to choose a kernel from ...


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My preferred solution to the horribly slow G8 bios boot time is to install the the free VMware vSphere Hypervisor instead of running the OS directly on the server. http://www.vmware.com/go/get-free-esxi


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Preinstall the controller driver in the OS before upgrading. If you can go back to a normal drive setup, install the driver and reboot and redo the config after. Be sure to have a good backup. In the best case, you did a system image before such upgrade, thus you can switch back easilly



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