Replacing the failed drive in QNAP

September 30, 2017

My QNAP storage got a failed drive (drive 1 to be specific). I pulled it out, inserted a new one and… nothing happened. On the web console it was showing RAID 5 Disk Volume with only drives 2, 3 and 4. The volume had “degraded” status and the Action button was greyed out. Here’s the solution:

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Robocopy Detects Files as Modified

July 18, 2017

From Windows 2008 to Windows 2012 the robocopy utility has been changed. Now it detects all files an “modified”.

I use robocopy to bring data from remote office to the centralized file server and back them up further. I’m not sure if robocopy actually copies files or just changes some attributes, but NetBackup sees the files as new and back up all of them even during incremental backup.

After battling the issue on my own I have opened a case with Microsoft. Together with MS engineer we have found two potential solutions

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Matching the ESX and storage LUNs

February 23, 2017

It has been always a problem to match LUNs on ESX to LUNs on a storage. Eventually I wrote a short script to make this work way easier

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