What is the biggest size of a VMDK file? “2TB – 512 bytes” This has always been the official answer, and you would find this same answer in blogs, VMware communities, and other sources. The fact is: this answer is completely correct, but in a “real world environment” is wrong….
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Veeam repository, memory consumption, RamMap and CacheSet
I got recently some jobs suddenly failing in one of our Veeam repository servers. the error message was: Error: Client error: Cannot allocate memory for an array. Array size: [4198400]. After some checks, a strange situation arised: the sum of all the processes visible in the task manager was far…
Freeze your backups into AWS Glacier
Amazon Web Services has recently added to its impressive lineup of cloud services a new storage solution, named Glacier. As per their presentation: Amazon Glacier is an extremely low-cost storage service that provides secure and durable storage for data archiving and backup. In order to keep costs low, Amazon Glacier…
Veeam VESS series 5: Instant VM recovery via LeftHand snapshots
In the previous posts, I explained how to configure and use Veeam Explorer for SAN Snapshots to create san-based snapshots of your VMs and make them available directly inside Veeam Backup & Replication (VBR). Now it’s time for the last post: how to use them to do restore operations. One…
Veeam VESS series 4: Configure and browse LeftHand snapshots inside Veeam Backup & Replication
In the previous posts of this series, we completed the configuration on the HP leftHand side. This time, we are going to configure VESS itself. Network Connection LeftHand storage has no dedicated management interface. This has always created debates among its users, since many smaller storages has this opportunity….
Veeam VESS series 3: configure HP LeftHand snapshots
In the previous post of this series, I showed you how to check and properly configure your environment to be sure you can safely use storage snapshots. This time, I will show you how to configure and monitor snapshots on HP LeftHand. Create your LUN Snapshot schedule Once your…
Veeam VESS series 2: plan your new architecture
Veeam Explorer for San Snapshots actually supports only HP LeftHand storage, both physical or the VSA. Even if in the future other storage products will be supported, these concepts could be used as general guidance. The first steps you need to do even before start using VESS, is to check…
Upgrade vCenter 5.1 with 5.1.0a patches
I recently upgraded vCenter and all its component with the newly released 5.1.0a patches. This quick post is to resume the steps required to complete the upgrade. Download vCenter 5.1.0a ISO and mount it inside vCenter. If you splitted the components on several servers, use the ISO on the corrisponding…