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56 Cards in this Set
- Front
- Back
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What does Xen have specific hardware requirements for?
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CPU, memory, network and storage
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What is the minimum storage space needed?
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16gb, 8 for the hypervisor, control domain and the inplace upgrade paritition and 8gig is reserved for VMs.
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What are the network card requirements for Xen?
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100mbps, 1gbps recommended if using Xenmotion, iSCSI/NFS remote storage
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What is the memory requirement for Xen?
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1 gig required
2gig recommended. up to 128gigs supported |
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What is the CPU requirement for XenServer?
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64bit x86 processors. Will not run on itanium or 32bit.
Intel VT or AMD-V processors are needed to run Windows. Max 32 cores |
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You have a server with 16 quad core processors installed, would XenServer make a good choice?
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No.
Xen only supports 32 cores. ( 4 x 16 = 64 cores) |
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What is the least complciated disk setup?
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Single disk system.
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Can Xen share a LUN?
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No, it requires it's own LUN
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How many other operating systems can share the physical disk with Xen?
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None. Xen most have an entire disk to itself.
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you are installing Xen on a old server, but do not see the disk you wish to install to listed. What could be the problem?
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Xen does not list drives wihtout enough space.
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How much space is dedicated to the in place upgrade partition?
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4gigs
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How much space is given to the Hypervisor and Control domain?
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4gig total
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How much space does Xen set aside for guest VM stoarage in a single disk system?
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8gigs
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What configuration is NOT recommended with multiple disk systems?
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Spamming the VM storage repository to a second disk
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What config is reocmmended for multiple disk systems?
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Seperate storage repository
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What two ways can Xen be installed?
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from CD/DVD or via PXE boot
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What format are Xen answer files in?
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XML
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Where would you get installation help with a OEM version of Xen?
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The manufacturer.
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What are the two key things you MUST check before isntalling XenServer?
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Verify that the server meet the CPU, memory and network requirements.
Verify storage requirements and availability. |
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You are unable to install Xen on a disk you preformatted, what is the issue?
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Xen may not be installed on a preformatted disk
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How many CDs come with XenServer?
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2
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What is on the main product CD of XenServer?
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Bare metal virtualization platform. Windows VM support. Windows admin console. Linux physical-2-virtual tool
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What is on the Linux support pack CD?
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Linux VM support and Linux CLI installer
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What script can you run from the CD to install Linux components after isntallation?
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install.sh
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Where is the install program loaded from in a PXE install?
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TFTP
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Where are the install files stored for a PXE install?
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NFS, FTP or http server
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What platforms does XenCenter run on?
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Windows XP, Vista or 2003 server
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What version of .net must be installed to install XenCenter?
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2.0
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What is the hardware requirements for XenCenter?
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750mhz, 1gig of ram and 100megs of space
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What type of video card does a Windows Vm see?
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Cirrus VGA adaptor
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What does the control domain change display information into?
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VNC stream
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What port does the control domain use to send VNC communications?
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443 (ssl)
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What method is faster than VNC for video streaming?
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RDP
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Which protocol uses less bandwith VNC or RDP?
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RDP
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What port does VNC use by default?
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5900
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You see the "switch to X console" option greyed out. What could be the problem?
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Port 5900 is blocked
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What are the three ways that a Xen license can be installed?
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XenCenter, command line, menu-driven console
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T/F if you bulk purchase XenServer enterprise licenses you will be given a single license file?
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False, each server will get it's own.
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What are possible installation sources for a VM?
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CD, ISO or PXE
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What templates are available in the new VM wizard?
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Vista, Server 2003, Server 2003 x64, 2000 SP4, server 2008, 2008 x64, XP Sp2, XP Sp3, Citrix XenApp, XenApp x64
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What does XenServer tools do?
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imrpoves performance on your VM by replacing the default emulated drivers with high speed, paravirtualized drivers
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When installing from a CD is the CD placed in the XenCenter host or XenServer?
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XenServer, watch out. As in VMware you can place it in the VMI
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What is the best practice in storing ISos?
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On a single network share available to all XenServers.
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What is the recommended application from Citrix for Windows used to create ISOs?
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ISO Recorder
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How do you create an ISO with linux?
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SCP in the CLI
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What share types can your ISO libraries be stored on?
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NFS or CIFS
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How many virtual disks (including CD rom) can Windows VM support after XenTools is installed?
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up to 8, 3 before hands
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How many NICs can a VM of Windows use?
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7 NICs
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How many CPUs can a VM of Windows be assigned?
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8
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How much memory can one VM of Windows have assigned to it?
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32gigs
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What video card does a Windows of VM THINK it has installed when running after XenTools is installed?
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Cirrus VGA
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How many ISOs or virtual CD roms can be installed?
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just 1 total
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How is USB supported?
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Via USB-Over-ip
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How much overhead does a emulated NIC driver have?
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30-40%
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How much overhead does a paravirtualized driver have?
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2-6%
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T/F You have to manually specify which paravirtualized drivers after installing Xentools?
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False, they are installed by default
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