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I did not do anything to shutdown the gaus or the data manager, but left it them running on its their UPS.
I turned off some monitors, and unmounted and powered off /media/backup and /media/usbdisk, but left the laptops running.
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Our UPS battery is shot. When the UPS is turned on, it beeps incessantly until all loads were removed from the battery side. Tim Lim is going plans to buy a replacement for his unit which he will let us use.
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