Looking At The Linux Performance Two Years After Spectre / Meltdown Mitigations

Written by Michael Larabel in Software on 13 January 2020 at 12:10 PM EST. Page 4 of 11. 36 Comments.
Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs

The Darktable RAW photography software's impact from the default mitigations.

Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs

The GEGL test profile was recently added for this library most notably used by GIMP but also other imaging applications. The GEGL impact on these default mitigations is quite clear.

Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs
Spectre Meltdown 2020 Intel Desktop CPUs

Running tests on GIMP itself continue to show clear differences in performance from the default mitigations.


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