Archive for 2014

Hyper-V on RAID is Slow…Why?

Why Hyper-V May Be Slow on a RAID Striped RAID combines several hard drives into one by storing consecutive blocks on the next hard drive in the array. For example, if you use four hard drives in a striped array block #1 and #5 are on hard drive #1, block #2 and #6 are on […]


VSS_E_FLUSH_WRITES_TIMEOUT is a VSS timeout error and may be reported by your backup software using the code  0x80042313 when using the writer “Microsoft Hyper-V VSS Writer” or when backing up VMware. However, this VSS timeout error may occur on hosts without Hyper-V as well. Try the following options to fix VSS_E_FLUSH_WRITES_TIMEOUT:   Repair Strategy #1 Using […]

Hyper-V Files, Formats, Snapshots, and Checkpoints Explained

  The main files used by Hyper-V are: XML files contain VM configuration details BIN files store the memory of a VM when a snapshot was taken VSV file is the VM’s saved state AVHD and AVHDX files are differencing virtual disks, commonly used for snapshots and Hyper-V checkpoints VHD and VHDX are virtual disks […]

Disaster Recovery Strategies and Recovery Objectives

Disaster Recovery Explained The term disaster recovery describes the process required after a data loss event. This includes data recovery and might also involve replacing hardware that is no longer usable in the new IT infrastructure. The concept of Business Continuity involves more than just IT infrastructure and focuses on keeping business processes active without […]

New: Backup Software Comparison and List

Comparison and Discussion of Backup Types Certain backup strategies may work better depending on the how often and intense the data to be backed up is being modified. Single backup operations can be divided into full backup, differential and incremental backups. Differential and incremental backup require at least one full backup to take place initially. […]

What is Deduplication?

In information technology, Deduplication, or data deduplication, is a process that identifies redundant data (duplicate detection) and eliminates it before it is written to non-volatile disk. The process compresses data like other methods and hence reduces the amount of data that is sent from a transmitter to a receiver. It is almost impossible to predict […]

What is Hyper-V and What Operating Systems are Supported?

Hyper-V is a hypervisor for computers with x64 processor-based virtualization technology from Microsoft . Hyper-V is an integral part of the Windows Server operating system (such as Windows Server 2008 and 2012 Datacenter and Standard) as well as in the form of a standalone version (such as Microsoft Hyper-V Server 2012). In addition, the 64-bit Pro […]

Backup Software Rewards for Users and MSPs

Here’s a short summary of the Rewards Program: Buy BackupChain or use trial version download with intention to buy Post a video, blog post, online presentation, or page on your company website. Use the word BackupChain in title and post text, about 250 words if choose to write. Articles, blog posts, and the like should […]

How to Delete VSS Shadows or Snapshots

Is your server running slow due to having dozens of orphaned VSS shadows or snapshots? VSS can impact server performance and slow down Windows considerably. On a Windows Server you can use VSSUIRUN.EXE from the command prompt (run as admin) to inspect VSS settings. You’ll want to delete all scheduled shadows and delete all existing […]

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