Performing verification for oracular. I deployed a lab system:
oracular Sapphire Rapids Intel(R) Xeon(R) Platinum 8468 with 6.11.0-14-generic from -updates. Running stress-ng: $ sudo stress-ng --seq=100 --clone 100 --timeout=60 --metrics stress-ng: info: [143114] setting to a 1 min, 0 secs run per stressor stress-ng: info: [143114] dispatching hogs: 100 clone stress-ng: metrc: [143114] stressor bogo ops real time usr time sys time bogo ops/s bogo ops/s CPU used per RSS Max stress-ng: metrc: [143114] (secs) (secs) (secs) (real time) (usr+sys time) instance (%) (KB) stress-ng: metrc: [143114] clone 119939 60.11 8.21 6512.88 1995.43 18.39 108.49 155476 stress-ng: metrc: [379548] clone 119720 60.15 7.59 6558.45 1990.49 18.23 109.17 157648 stress-ng: metrc: [687474] clone 119502 60.14 7.29 6565.02 1986.98 18.18 109.28 158100 stress-ng: metrc: [990655] clone 119355 60.15 7.16 6566.15 1984.24 18.16 109.28 157164 I then enabled -proposed and installed 6.11.0-17-generic and rebooted. stress-ng: info: [127695] setting to a 1 min, 0 secs run per stressor stress-ng: info: [127695] dispatching hogs: 100 clone stress-ng: metrc: [127695] stressor bogo ops real time usr time sys time bogo ops/s bogo ops/s CPU used per RSS Max stress-ng: metrc: [127695] (secs) (secs) (secs) (real time) (usr+sys time) instance (%) (KB) stress-ng: metrc: [127695] clone 120142 60.12 8.64 6525.11 1998.47 18.39 108.68 155340 stress-ng: metrc: [288779] clone 119832 60.13 7.76 6564.59 1992.88 18.23 109.30 157108 stress-ng: metrc: [381377] clone 119782 60.14 8.29 6556.41 1991.70 18.25 109.16 156376 stress-ng: metrc: [447458] clone 119489 60.16 7.66 6553.12 1986.35 18.21 109.06 157224 As you can see, there is a very small performance gain on bogo ops. The inlining is working as intended. Happy to mark verified for oracular. ** Tags removed: verification-needed-oracular-linux ** Tags added: verification-done-oracular-linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2089327 Title: By always inlining _compound_head(), clone() sees 3%+ performance increase To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2089327/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
