No worries! Thank you very much for your suggestions to try to troubleshoot this issue! I upgraded to rc2 and re-ran the random file write. Very interesting results on Sensor 2... see here:
There is definitely more of a delta. Incidentally I increased the write command to 2048 counts and the Sensor2 temp peaked at 53.9C. Hmm....
EDIT: After reverting back to rc1 I noticed a delta of 5C increase when writing 2048 counts.
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +30.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +30.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +41.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +47.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +47.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +45.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +44.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +44.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +43.9°C (low = -273.1°C, high = +65261.8°C)
root@maxwell:~# sensors | grep nvme-pci-0400 -A 5
nvme-pci-0400
Adapter: PCI adapter
Composite: +31.9°C (low = -273.1°C, high = +81.8°C)
(crit = +84.8°C)
Sensor 1: +31.9°C (low = -273.1°C, high = +65261.8°C)
Sensor 2: +41.9°C (low = -273.1°C, high = +65261.8°C)