During playback I very frequently lose minutes of playback. I am not sure why. Please see the below video, at 3:39:00 it skips ahead a few minutes and I lose footage. This happens on multiple cameras.
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https://www.youtube.com/watch?v=XyBE00xSyb4
If it helps
computer spects
Windows 10 pro x64
16 gb ram
i7 3.7k processor (IvyBridge)
4 1 tb surveillance hard drives.
14 cameras running at various rates
average cpu utilization is about 40 - 60%
average ram utilization is about 40 - 50%
This computer is dedicated with nothing else running on it, blueiris, blueiris tools and AV with no internet access.