https://www.techotopia.com/index.php?action=history&feed=atom&title=Creating_an_RHEL_6_KVM_Virtual_Machine
Creating an RHEL 6 KVM Virtual Machine - Revision history
2026-04-27T11:16:50Z
Revision history for this page on the wiki
MediaWiki 1.26.2
https://www.techotopia.com/index.php?title=Creating_an_RHEL_6_KVM_Virtual_Machine&diff=34595&oldid=prev
Neil at 19:47, 17 June 2019
2019-06-17T19:47:19Z
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<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 19:47, 17 June 2019</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The last item to configure before creating the virtual machine is the storage space for the guest operating system and corresponding user data. This takes the form of a virtual disk image or pre-existing storage. A virtual disk drive is essentially an image file hosted on the file system of the host computer which is seen by the virtual machine as a physical disk drive.  </div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The last item to configure before creating the virtual machine is the storage space for the guest operating system and corresponding user data. This takes the form of a virtual disk image or pre-existing storage. A virtual disk drive is essentially an image file hosted on the file system of the host computer which is seen by the virtual machine as a physical disk drive.  </div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline"><htmlet>rhel6</htmlet></ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Options are available to create an image disk of a specified size, select a pre-existing volume or to create a storage volume of a specified format (raw, vmdk, iso etc). Unless you have a specific need to use a particular format (for example you might need to use vmdk to migrate to a VMware based virtualization environment at a later date) or need to use a dedicated disk or partition, it is generally safe to simply specify a size on this screen. The option is also available to pre-allocate the space now. If you choose not to pre-allocate the space, space will be allocated up to the specified maximum only as it is needed by the guest operating system. This has the advantage that space on the host file system is not used until it is needed. Downsides are that performance may degrade as space is allocated in real-time and allocation will fail if another process uses up the free space on the host file system before it can be assigned to the virtual machine:  </div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Options are available to create an image disk of a specified size, select a pre-existing volume or to create a storage volume of a specified format (raw, vmdk, iso etc). Unless you have a specific need to use a particular format (for example you might need to use vmdk to migrate to a VMware based virtualization environment at a later date) or need to use a dedicated disk or partition, it is generally safe to simply specify a size on this screen. The option is also available to pre-allocate the space now. If you choose not to pre-allocate the space, space will be allocated up to the specified maximum only as it is needed by the guest operating system. This has the advantage that space on the host file system is not used until it is needed. Downsides are that performance may degrade as space is allocated in real-time and allocation will fail if another process uses up the free space on the host file system before it can be assigned to the virtual machine:  </div></td></tr>
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Neil
https://www.techotopia.com/index.php?title=Creating_an_RHEL_6_KVM_Virtual_Machine&diff=29870&oldid=prev
Neil: Text replacement - "<table border="0" cellspacing="0">" to "<table border="0" cellspacing="0" width="100%">"
2016-10-27T19:58:08Z
<p>Text replacement - "<table border="0" cellspacing="0">" to "<table border="0" cellspacing="0" width="100%">"</p>
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<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 19:58, 27 October 2016</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><tr></div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><tr></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><td width="20%">[[Creating an RHEL 6 KVM Networked Bridge Interface|Previous]]<td align="center">[[Red Hat Enterprise Linux 6 Essentials|Table of Contents]]<td width="20%" align="right">[[Creating RHEL 6 Hosted KVM Virtual Machines with virt-install and virsh|Next]]</td></div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><td width="20%">[[Creating an RHEL 6 KVM Networked Bridge Interface|Previous]]<td align="center">[[Red Hat Enterprise Linux 6 Essentials|Table of Contents]]<td width="20%" align="right">[[Creating RHEL 6 Hosted KVM Virtual Machines with virt-install and virsh|Next]]</td></div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><tr></div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><tr></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><td width="20%">[[Creating an RHEL 6 KVM Networked Bridge Interface|Previous]]<td align="center">[[Red Hat Enterprise Linux 6 Essentials|Table of Contents]]<td width="20%" align="right">[[Creating RHEL 6 Hosted KVM Virtual Machines with virt-install and virsh|Next]]</td></div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div><td width="20%">[[Creating an RHEL 6 KVM Networked Bridge Interface|Previous]]<td align="center">[[Red Hat Enterprise Linux 6 Essentials|Table of Contents]]<td width="20%" align="right">[[Creating RHEL 6 Hosted KVM Virtual Machines with virt-install and virsh|Next]]</td></div></td></tr>
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Neil
https://www.techotopia.com/index.php?title=Creating_an_RHEL_6_KVM_Virtual_Machine&diff=28472&oldid=prev
Neil: Text replacement - "<hr>
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2016-05-11T18:12:46Z
<p>Text replacement - "<hr> <table border=" to "<htmlet>ezoicbottom</htmlet> <hr> <table border="</p>
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<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 18:12, 11 May 2016</td>
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<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><htmlet>ezoicbottom</htmlet></ins></div></td></tr>
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Neil
https://www.techotopia.com/index.php?title=Creating_an_RHEL_6_KVM_Virtual_Machine&diff=27854&oldid=prev
Neil: Text replacement - "<htmlet>ezoicbottom</htmlet>" to ""
2016-05-11T18:05:29Z
<p>Text replacement - "<htmlet>ezoicbottom</htmlet>" to ""</p>
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<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 18:05, 11 May 2016</td>
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Exception encountered, of type "Error"
[acdad9c2] /index.php?action=history&feed=atom&title=Creating_an_RHEL_6_KVM_Virtual_Machine Error from line 434 of /var/www/techotopia/includes/diff/DairikiDiff.php: Call to undefined function each()
Backtrace:
#0 /var/www/techotopia/includes/diff/DairikiDiff.php(544): DiffEngine->diag()
#1 /var/www/techotopia/includes/diff/DairikiDiff.php(344): DiffEngine->compareSeq()
#2 /var/www/techotopia/includes/diff/DairikiDiff.php(227): DiffEngine->diffLocal()
#3 /var/www/techotopia/includes/diff/DairikiDiff.php(721): DiffEngine->diff()
#4 /var/www/techotopia/includes/diff/DairikiDiff.php(859): Diff->__construct()
#5 /var/www/techotopia/includes/diff/DairikiDiff.php(980): MappedDiff->__construct()
#6 /var/www/techotopia/includes/diff/TableDiffFormatter.php(194): WordLevelDiff->__construct()
#7 /var/www/techotopia/includes/diff/DiffFormatter.php(140): TableDiffFormatter->changed()
#8 /var/www/techotopia/includes/diff/DiffFormatter.php(82): DiffFormatter->block()
#9 /var/www/techotopia/includes/diff/DifferenceEngine.php(881): DiffFormatter->format()
#10 /var/www/techotopia/includes/diff/DifferenceEngine.php(797): DifferenceEngine->generateTextDiffBody()
#11 /var/www/techotopia/includes/diff/DifferenceEngine.php(728): DifferenceEngine->generateContentDiffBody()
#12 /var/www/techotopia/includes/diff/DifferenceEngine.php(662): DifferenceEngine->getDiffBody()
#13 /var/www/techotopia/includes/FeedUtils.php(155): DifferenceEngine->getDiff()
#14 /var/www/techotopia/includes/actions/HistoryAction.php(325): FeedUtils::formatDiffRow()
#15 /var/www/techotopia/includes/actions/HistoryAction.php(290): HistoryAction->feedItem()
#16 /var/www/techotopia/includes/actions/HistoryAction.php(130): HistoryAction->feed()
#17 /var/www/techotopia/includes/actions/FormlessAction.php(43): HistoryAction->onView()
#18 /var/www/techotopia/includes/MediaWiki.php(490): FormlessAction->show()
#19 /var/www/techotopia/includes/MediaWiki.php(287): MediaWiki->performAction()
#20 /var/www/techotopia/includes/MediaWiki.php(714): MediaWiki->performRequest()
#21 /var/www/techotopia/includes/MediaWiki.php(508): MediaWiki->main()
#22 /var/www/techotopia/index.php(41): MediaWiki->run()
#23 {main}