I'm seeing lots of the following in dmesg on restbase1007.eqiad.wmnet.
... [2066012.756766] CPU18: Package temperature above threshold, cpu clock throttled (total events = 270381699) [2066012.767351] CPU18: Package temperature/speed normal [2066012.778795] CPU16: Package temperature above threshold, cpu clock throttled (total events = 270381574) [2066012.797803] CPU20: Package temperature above threshold, cpu clock throttled (total events = 270381871) [2066012.808390] CPU20: Package temperature/speed normal [2066012.912956] CPU28: Package temperature above threshold, cpu clock throttled (total events = 270381644) [2066012.923541] CPU28: Package temperature/speed normal [2066012.945971] CPU14: Package temperature/speed normal [2066012.985958] CPU26: Package temperature/speed normal [2066013.128114] CPU30: Package temperature/speed normal [2066013.178156] CPU24: Package temperature above threshold, cpu clock throttled (total events = 270381657) [2066013.254169] CPU6: Package temperature/speed normal [2066013.434292] CPU22: Package temperature above threshold, cpu clock throttled (total events = 270381849) [2066013.446308] CPU8: Package temperature/speed normal [2066013.446316] CPU0: Package temperature/speed normal [2066013.478369] CPU12: Package temperature/speed normal [2066013.519421] CPU2: Package temperature above threshold, cpu clock throttled (total events = 270379760) [2066013.586441] CPU4: Package temperature above threshold, cpu clock throttled (total events = 270380443) [2066013.600407] CPU10: Package temperature/speed normal