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⇱ Linux 6.12 To Linux 6.18 LTS Upgrade Offers Worthwhile Benefits For 5th Gen AMD EPYC - Phoronix

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Linux 6.12 To Linux 6.18 LTS Upgrade Offers Worthwhile Benefits For 5th Gen AMD EPYC

Written by Michael Larabel in Software on 19 December 2025 at 10:38 AM EST. Page 5 of 8. 3 Comments.

👁 OpenRadioss benchmark with settings of Model: Bird Strike on Windshield. v6.18 was the fastest.

👁 OpenRadioss benchmark with settings of Model: Rubber O-Ring Seal Installation. v6.12.62 was the fastest.

👁 OpenRadioss benchmark with settings of Model: Cell Phone Drop Test. v6.12.62 was the fastest.

👁 OpenRadioss benchmark with settings of Model: Bumper Beam. v6.12.62 was the fastest.

👁 OpenRadioss benchmark with settings of Model: INIVOL and Fluid Structure Interaction Drop Container. v6.12.62 was the fastest.

The OpenRadioss software derived from Altair's Radioss showed some nice gains on the newer kernels but again regressing on Linux 6.19 Git.

👁 PostgreSQL benchmark with settings of Scaling Factor: 100, Clients: 800, Mode: Read Write. v6.19 18 Dec was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 100, Clients: 800, Mode: Read Write, Average Latency. v6.19 18 Dec was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 100, Clients: 1000, Mode: Read Write. v6.19 18 Dec was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 100, Clients: 1000, Mode: Read Write, Average Latency. v6.19 18 Dec was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 100, Clients: 1000, Mode: Read Only. v6.19 18 Dec was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 100, Clients: 1000, Mode: Read Only, Average Latency. v6.19 18 Dec was the fastest.

PostgreSQL 18 was showing some incremental improvements when moving to newer versions of the Linux kernel.

👁 PostgreSQL benchmark with settings of Scaling Factor: 1000, Clients: 800, Mode: Read Write. v6.18 was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 1000, Clients: 800, Mode: Read Write, Average Latency. v6.18 was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 1000, Clients: 800, Mode: Read Write, Average Latency. v6.18 was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 1000, Clients: 800, Mode: Read Write, Average Latency. v6.18 was the fastest.

The PostgreSQL performance gains were more pronounced on Linux 6.18+ at the larger scaling factors for pgbench.

👁 PostgreSQL benchmark with settings of Scaling Factor: 1000, Clients: 1000, Mode: Read Write. v6.18 was the fastest.

👁 PostgreSQL benchmark with settings of Scaling Factor: 1000, Clients: 1000, Mode: Read Write, Average Latency. v6.18 was the fastest.

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