On 10/3/18 11:29 PM, Daniel Wood wrote: > If running benchmarks or you are a customer which is currently impacted by > GetSnapshotData() on high end multisocket systems be wary of Skylake-S. > > > Performance differences of nearly 2X can be seen on select only pgbench due to > nothing else but unlucky choices for max_connections. Scale 1000, 192 local > clients on a 2 socket 48 core Skylake-S(Xeon Platinum 8175M @ 2.50-GHz) > system. > pgbench -S >
Hi, Could it be related to : https://www.postgresql.org/message-id/D2B9F2A20670C84685EF7D183F2949E2373E66%40gigant.nidsa.net ?
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