How to Import OVF Package to XenServer

This article describes how to import OVF package into XenServer. You can use the Citrix® XenServer Conversion Manager to convert hundreds of virtual machines to XenServer. It saves time and storage by converting a virtual machine directly to XenServer unattended.You can also create a virtual...

How to Reset the XenServer Console

Under certain circumstances, the XenServer console in XenCenter will freeze. This article describes how to reset the console when the host is still responsive. Requirements Basic Linux knowledge Access to a XenServer host through an SSH client such as putty...

Virtual Machines Do Not Start After the Upgrade of XenServer

After an upgrade of XenServer, Virtual Machines VMs will not start with the following error: Error: Starting VM 'Name-of-VM - This operation cannot be performed because the specified VDI could not be found on the storage substrate...

How to Add a Permanent Search Domain Entry in the Resolv.conf File of a XenServer Host

This article describes how to add a permanent search domain entry in the resolv.conf file of a XenServer Host. When manually editing the resolv.conf file to add search domains, the entries are not persistent after a XenServer Host reboot...

How to run a file system check XenServer root file system

This article describes how to run a File System check, the file system on XenServer Host in case where the file system is corrupted and need to be checked. To check and repair a file system in XenServer you can use the fsck command. Requirements XenServer Installation CD...

XenServer stay in Disabled state after rebooting, after a while it got disconnected from pool

XenServer stay in Disabled state after rebooting, and after a while it got disconnected from pool. Try to enable host by CLI, it reports "Pool Master is unreachable" root@test-xs xe host-enable host=test-xs Seen from /var/log/xensource.log like below: Mar 16 11:28:48 test-xs xapi: debug||0...

XenServer can't sync time from Windows domain controller

This article provides instruction to synchronize XenServer system time with Windows domain controller/NTP Server...

How to Enable/Disable SSH on XenServer Host

How to Enable/Disable SSH on XenServer Host...

Oracle Linux 5 : ELSA-2012-0721-1: / kernel (ELSA-2012-07211)

The remote Oracle Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2012-07211 advisory. - The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix XenServer 6.0.2 and earlier and other products; Oracle Solar...

XenServer: Block Size Shared storage best practices

Requirements for attaching iSCSI storage to a XenServer with regards to block size...

How to connect to Xenserver/dom0 and SVM on a SDX

Demonstrate how to connect to XenServer/dom0 and SVM on an SDX via CLI & GUI...

How to configure VMs to be powered on automatically after XenServer boot up

This article describes how to configure VMs on XenServer to be powered on automatically after XenServer boot up. Note : This capability is deprecated and will be removed in a future release...

How to Change NSIP of VPX Instance in SDX

Thisarticle explains how to modify the NSIP on a SDX VPX instance. Background User has already provisioned a VPX instance with NSIP on SDX and later decides to change the NSIP of the instance. To do this, the user had chosen “config ns” utility on instance and successfully modified and verified...

How to Change IP Address of NFS Storage on XenServer

This article is designed to explain how to change ip address of NFS storage on XenServer...

How to check write cache disk usage from XenServer Hypervisor

How to check Write Cache Disk usage from XenServer hypervisor...

Fail to install xenserver patch: The uploaded update file is invalid

Fail to install xenserver patch with error "The uploaded update file is invalid" xensource.log shows below trace. Oct 12 15:22:10 xxxxx xapi: warn||5521 HTTPS 192.168.23.251-:::80|poolupdate.introduce R:fc93dd2259e5|pervasiveext finally: Error while running cleanup after failure of main function:...

Failed to obtain XenServer host list when run powershell Remove-Provscheme

XenServer hosts have retired, but the configuration was not deleted from DDC. When trying to delete the host connection from Studio, error was thrown. When using Powershell Remove-Provscheme to delete the associated provisioning information, error "Failed to obtain XenServer host list" isthrown...

SUSE CVE-2012-3496

XENMEMpopulatephysmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service BUG triggered and host crash via invalid flags such as MEMFpopulateondemand...

SUSE CVE-2012-3498

PHYSDEVOPmappirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service host crash and possibly read hypervisor or guest memory via vectors related to a missing range check of map-index...

SUSE CVE-2013-6795

The Updater in Rackspace Openstack Windows Guest Agent for XenServer before 1.2.6.0 allows remote attackers to execute arbitrary code via a crafted serialized .NET object to TCP port 1984, which triggers the download and extraction of a ZIP file that overwrites the Agent service binary...