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Suspect Database upon Zerto Failover

Suspect Database upon Zerto Failover

Here is an issue more on the obscure side; nevertheless, it may prove beneficial to someone, somewhere, at some point. The issue pertains to a SQL database going Suspect after a Zerto Failover. To adequately explain the cause, we will first look at Microsoft SQL Server best practices for both VMware and Zerto. Let’s start with VMware best practices. Assuming the back-end storage is spinning disks and the virtual disks reside on VMFS volumes, VMware recommends separating SQL files. Meaning,…

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Veeam and Microsoft Exchange 2016 CU5 Issue

Veeam and Microsoft Exchange 2016 CU5 Issue

Attention Veeam and Microsoft Exchange 2016 users; if you are running Veeam B&R against your Microsoft Exchange 2016 environment, you may want to wait to upgrade to Exchange Cumulative Update 5. As noted in Veeam Digest, customers who upgraded to CU5 are experiencing restore failures while utilizing Veeam Explorer for Exchange. The specific restore failures pertain to mailbox item-level recoveries, which are failing due to a significant change in the mailbox database structure. Typically, users receive an error stating Invalid property…

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VMware Tools and Windows RSS Issues

VMware Tools and Windows RSS Issues

Last Thursday, VMware distributed a rush post regarding an issue with Windows Server and VMware Tools. The issue pertains to packets being dropped on virtual machines running Windows as the guest OS and VMware Tools versions 9.10.0 through 10.1.5. For reference, 9.10.0 through 10.1.5 were packaged with ESXi 6.0 and 6.5, respectively. The increased rate of dropped packets stems from a malfunction in Windows Receive Side Scaling (RSS) on Windows 2012 and later guests. RSS normally works to distribute network processing…

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Install .NET Framework 3.5 on Windows Server 2016 – Alternate Path Error

Install .NET Framework 3.5 on Windows Server 2016 – Alternate Path Error

If you are trying to install .NET Framework 3.5 on Windows Server 2016 or 2019, there is a good chance you will run into this error. The prompt states ‘Do you need to specify an alternate source? One or more installation selections are missing source files on the destination.’ Unlike other features of Windows Server, .NET Framework needs access to the source directory to install. Fortunately, with access to the Windows Server media, we can easily install the framework. In…

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Windows Server 2016 Data Deduplication

Windows Server 2016 Data Deduplication

In line with our Windows Server 2016 Data Deduplication topic yesterday, I wanted to provide some additional information on the deduplication process, including how to enable or disable this feature. First, a little bit of background.  Deduplication has been around for years, but in recent years it has taken a more prominent role. In its simplest form, deduplication optimizes free space on a volume by identifying and eliminating redundant data. During the deduplication process, once redundant data is identified, it is effectively removed…

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