Many thanks once again to those that responded to my original posting (and my follow up message) with information about Network UPS Tools, other Linux-based tools like rtcwake, and commercial UPS products. We have quite a bit more evaluation and test..
Author : Chris Olson
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Many thanks to those that responded to my original posting with information about Network UPS Tools and commercial UPS products. In our planning a path forward to implement UPS-based power fail protection, we have come across what appears to be an is..
Some of our largest systems run Windows because it supports engineering applications that we use regularly. These applications have unattended runs that often take between ten and fifteen hours to complete. We have taken the recommendation of ..
Several weeks ago, we posted a message seeking information about time sources. There were many helpful and educational responses. An excerpt from one of the responses is included below. We have been following up with regard to how SDR capabilit..
My thanks to all that responded to my posting about our virtual machine CentOS 6 system start-up issue. I found the alternative boot options to be the most helpful. Interrupting the boot-up process with Alt-d or Escape allowed me to see what appe..
We run several Intel-based CentOS machines. They are all at 6.9 or 7.x. One of each OS is Oracle VirtualBox hosted on an up to date Windows 7 system. We use these virtual machines for checkout of new applications before they are loaded on native Cen..
It looks like we may have hit on a popular subject with the questions about system time sources. Thanks for all of the responses. Our intern and senior software staff now have useful information and new pe..
One of our STEM interns recently observed that there are inexpensive clocks that sync via radio to standard time services. This begged a question about why every computer would not have a radio module to receive time. Our senior staff did not h..
Everyone is back at work and starting to use computers on our smallest network which has Internet access through a rather old Linksys router. Two systems were left on and screen-locked over the extra long weekend. There does not appear to have b..
Our smallest network of systems has only four computers connected via Gigabit Ethernet. The oldest and most stable platform is an eight year old Dell E520 running CentOS 6.8. We often try out applications on this Dell/CentOS machine before mov..
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