Storage in Windows 2012R2

Storage in Windows 2012R2

Storage Management is an important topic for MCSA 70-410 exam and it is worth being clear about what various concepts mean and their relevance to day to day practice. This article talks in a bit more detail of how Microsoft has moved on in the storage area. Sure there will be situations where the extra SAN feature will be desirable and entirely justified, however I think that for most run of the a mill use cases, you will find it hard to…

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install oVirt 3.6 on Centos 7

install oVirt 3.6 on Centos 7

I needed a quick set-up for some lab virtual machines so I used a laptop I had  and played with oVirt 3.6 over the past few days and things look promising. In then end after experimenting with Vmware ESX on the  laptop I settled with VirtualBox running in Centos7. This is my walkthrough as I was installing oVirt 3.6, running everything on a single 1tb hard disk. They are my working notes using mainly https://glennsnead.wordpress.com/2016/02/28/ovirt-3-6-installation/ First install Centos7 minimal install, ensure that…

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error connecting to EMS on exchange server – The WinRM client cannot process the request

error connecting to EMS on exchange server – The WinRM client cannot process the request

Connecting to remote server failed with the following error message : The WinRM client cannot process the request. It cannot determine the content type of the HTTP response from the destination computer. The content type is absent or invalid. For more information, see the about_Remote_Troubleshooting Help topic.     + CategoryInfo          : OpenError: (System.Manageme….RemoteRunspace:RemoteRunspace) [], PSRemotingTransportExc    eption     + FullyQualifiedErrorId : PSSessionOpenFailed   check: https://localhost/powershell if it says module WinRM not found, edit C:WindowsSystem32InetsrvconfigApplicationHost.config file. insert         <add name=”WSMan” image=”C:Windowssystem32wsmsvc.dll” /> under…

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dns fails registration in windows 2008r2 cluster

dns fails registration in windows 2008r2 cluster

taken from:   In DNS Management (dnsmgmt.msc): Find the VirtualClusterName that is failing to register. Right-Click Properties. Select Security Tab. Click Add. Click Object Types. Check off “Computers“; uncheck other options selected. Enter in the name of the cluster (a.k.a Cluster Name Object (CNO)). Click Check Names; Verify that the entry has been found. Click OK. Give the CNO FULL Control over this record. Click OK.

loading and unloading peformance counter in Exchange 2010

loading and unloading peformance counter in Exchange 2010

To unload performance counters for ESE, perform the following steps: Close down any running versions of Performance Monitor and stop any other monitoring services that might be attempting to use those counters Open the Exchange Management Shell Type add-pssnapin Microsoft.Exchange.Management.PowerShell.Setup and hit enter Type remove-perfcounters –definitionfilename “C:Program FilesMicrosoftExchange ServerV14BinperfAMD64eseperf.xml” and hit enter Note: Ensure that the path is changed to the correct location of eseperf.xml on your server To reload performance counters for ESE, perform the following steps Close down…

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Windows System Image Manager – Windows 2012 server – GB gotchas

Windows System Image Manager – Windows 2012 server – GB gotchas

WSIM is used to create an xml file which can be used to automate installations of Windows 2012 servers. The default settings (the ones that you may find in official documentation) are heavily biased towards US. Here there are the settings that will get you going if you need to use the GB locales: Components->[windowsPE->amd64_Microsoft-Windows-International-Core-WinPE__neutral InputLocale: 0809:00000809 SystemLocale: en-GB UILanguage: en-US UserLocale: en-GB Components->[windowsPE->amd64_Microsoft-Windows-International-Core-WinPE__neutral->SetupUILanguage UILanguage: en-GB Components->Specialize->amd64_Microsoft-Windows-Shell-Setup__neutral TimeZone: GMT Standard Time

“Exchange HTTP Virtual Server Instance” cluster resource keeps failing

“Exchange HTTP Virtual Server Instance” cluster resource keeps failing

Event Type:    Error Event Source:    MSExchangeCluster Event Category:    Services Event ID:    1005 Date:        06/03/2013 Time:        15:00:06 User:        N/A Computer: Description: Exchange HTTP Virtual Server Instance 100 : The IsAlive check for this resource failed.   I have Exchange 2003 running in a Windows 2003 cluster. One of the cluster resources, “Exchange HTTP Virtual Server Instance” kept failing sometimes immediately after bringing it online (even description given above). The problem was intermitent, so it was difficult to replicate…

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