Performance Testing Post-Updates

Joe Chang has some quick and dirty performance tests from SQL Server 2016 SP1 compared to SQL Server 2106 SP1 CU7 (the first post-Meltdown/Spectre release):

linear sum, SQL Server 2016 sp1 cu 7 bld 4466 and OS patches vs sp1 base
9% faster, 12% more CPU efficiently
individual queries range from 24% faster to 0.3% slower.
there probably is a penalty in the recent fixes, but fixes since SP1 also made improvements?

Click through for more details.  We’ll have to see a lot more testing to know, but that’s certainly not awful.

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