Comment 8 for bug 2009544

Hi Adrien, see results below - lunar and mantic show similar performance, both a significant improvement over jammy. All tests were run using same underlying hardware, 8vcpu/4G VMs.

ubuntu@openssl-jammy:~/openssl_python_ubuntu$ time python3 main.py
Distro: Ubuntu 22.04.3 LTS
Python Version: 3.10.12 (main, Jun 11 2023, 05:26:28) [GCC 11.4.0]
OpenSSL Version: OpenSSL 3.0.2 15 Mar 2022
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
real 0m12.917s
user 0m21.726s
sys 0m10.047s
ubuntu@openssl-jammy:~/openssl_python_ubuntu$ for i in {0..4};do /usr/bin/time -f "Real: %e User: %U" python3 main.py > /dev/null;done
Real: 13.53 User: 22.79
Real: 13.59 User: 22.64
Real: 12.62 User: 22.84
Real: 12.48 User: 21.97
Real: 11.96 User: 21.54
ubuntu@openssl-jammy:~/openssl_python_ubuntu$

ubuntu@openssl-lunar:~/openssl_python_ubuntu$ time python3 main.py
Distro: Ubuntu 23.04
Python Version: 3.11.2 (main, May 30 2023, 17:45:26) [GCC 12.2.0]
OpenSSL Version: OpenSSL 3.0.8 7 Feb 2023
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
real 0m2.492s
user 0m13.588s
sys 0m0.150s
ubuntu@openssl-lunar:~/openssl_python_ubuntu$ for i in {0..4};do /usr/bin/time -f "Real: %e User: %U" python3 main.py > /dev/null;done
Real: 2.36 User: 13.56
Real: 2.68 User: 14.76
Real: 2.55 User: 13.60
Real: 2.81 User: 15.37
Real: 2.51 User: 13.16
ubuntu@openssl-lunar:~/openssl_python_ubuntu$

ubuntu@openssl-mantic:~/openssl_python_ubuntu$ time python3 main.py
Distro: Ubuntu Mantic Minotaur (development branch)
Python Version: 3.11.4 (main, Jun 7 2023, 10:13:09) [GCC 12.3.0]
OpenSSL Version: OpenSSL 3.0.10 1 Aug 2023
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
real 0m2.324s
user 0m14.769s
sys 0m0.147s
ubuntu@openssl-mantic:~/openssl_python_ubuntu$ for i in {0..4};do /usr/bin/time -f "Real: %e User: %U" python3 main.py > /dev/null;done
Real: 2.63 User: 14.47
Real: 2.57 User: 14.82
Real: 2.27 User: 13.22
Real: 2.39 User: 12.82
Real: 2.71 User: 15.10
ubuntu@openssl-mantic:~/openssl_python_ubuntu$