July 12, 2019 Vignesh Sathiyanantham

Recently we faced an issue in our product Nimesa Cloud Data protection, our QA Director raised a bug that Nimesa is listing two networks during Virtual Machine clone but while editing the VM in vSphere web client he was getting only one network. When I checked in the vSphere web client I can see one network as Uplink port group but in the manage object browser two networks are listed and there is no difference between them to identify that as an uplink port group and ignore while listing in the clone after scratching my head and wondered “ But…

January 18, 2019 Vignesh Sathiyanantham

One of our Nimesa customers get this error on Event Logs, CheckTokenMembership. hr = 0x80070005, Access is denied when he takes a consistent backup using Nimesa. We found out this error is from VSS Requestor, This happens when UAC(user account control) is active. Which blocks even the administrators group users from performing operation in admin mode. Right-click at the bottom of the Windows Server Start screen, select All apps and click Run.Enter regedit and click OK. The Registry Editor window opens.Expand HKEY_LOCAL_MACHINE > SOFTWARE > Microsoft > Windows > CurrentVersion > policies > system.Right-click EnableLUA, and then select Modify.In Value data, enter 0 and then click OK.  The following message displays:You must restart your computer to turn off User Account Control Click to restart this computer

January 18, 2019 Vignesh Sathiyanantham

When we are deploying our Nimesa Appliance and running on client environment, we noticed that there are no disk serial number for virtual disks on Windows server 2016, later we came to know that deployment of Windows Server 2016 happened using deprecated vSphere thick client As per the VMware KB article, If the VM is not created with vSphere WebClient, the advanced parameter “disk.EnableUUID” is not set. and we have noticed this issue happening only with Microsoft Windows Server 2016 not in Windows 2k12 and 2K12 R2 In this scenario, we have to set the enable the disk UUID for…

January 8, 2019 Vignesh Sathiyanantham

Nimesa Software based Data protection and copy data management solution supports Microsoft SQL Server full backup and log backup, recently we got a customer request why Nimesa is skipping the Simple recovery model database during log backup Simple recovery model doesnt support log backups. Simple recovery model database automatically reclaims the log space to keep space requirements small, essentially eliminating the need to manage the transaction log space The following features are not supported by SQL Server if your database is in Simple recovery model Log shippingAlways On or Database mirroringMedia recovery without data lossPoint-in-time restores Under the simple recovery…

November 19, 2018 Vignesh Sathiyanantham

Backup applications for the Virtualized environment back up the Virtual Machine at the image level and are not aware of what is going on inside the installed guest operating system. So before you back up your Virtual Machines you should ensure they are quiesced so they are in a consistent state to be backed up. Quiesce is to pause or alter a device or application to achieve a consistent state, usually in preparation for a backup. The quiesce operation is handled inside the guest OS, and for Windows VMs, the Volume Shadow Copy Service (VSS) handles this. If you don’t…

January 22, 2018 Vignesh Sathiyanantham 1Comment

Recently, An Indiana hospital paid a ransom of $55,000 to get rid of ransomware that had infected its systems and was hindering operations. when attackers breached the network of Hancock Health, a regional hospital in the city of Greenfield, Indiana. Hancock Health CEO Steve Long said the hackers are believed to be in eastern Europe and may have used a type of ransomware called SamSam, SamSam encrypted files and renamed them with the phrase “I’m sorry”, according to a local newspaper who broke the news. The hospital said that despite having backups it opted to pay the ransom demand of…