Python Interpreters Benchmarks
x64 ArchLinux : AMD® Ryzen 7 4700U®

 performance measurements

Each table row shows performance measurements for this Nuitka program with a particular command-line input value N.

 N  CPU secs Elapsed secs Memory KB Code B ≈ CPU Load
5500.110.12?394  100% 0% 0% 8% 8% 0% 0% 0%

Read the ↓ make, command line, and program output logs to see how this program was run.

Read spectral-norm benchmark to see what this program should do.

 notes

 spectral-norm Nuitka #2 program source code

# The Computer Language Benchmarks Game
# http://benchmarksgame.alioth.debian.org/
#
# Contributed by Sebastien Loisel
# Fixed by Isaac Gouy
# Sped up by Josh Goldfoot
# Dirtily sped up by Simon Descarpentries
# Sped up with numpy by Kittipong Piyawanno
# 2to3

from sys import argv
from numpy import *

def spectralnorm(n):
	u = matrix(ones(n))
	j = arange(n)
	eval_func = lambda i : 1.0 / ((i + j) * (i + j + 1) / 2 + i + 1)
	M = matrix([eval_func(i) for i in arange(n)])
	MT = M.T
	for i in range (10):
		v = (u*MT)*M
		u = (v*MT)*M
	print("%0.9f" % (sum(u*v.T)/sum(v*v.T))**0.5)

spectralnorm(int(argv[1]))

 make, command-line, and program output logs

 Thu, 06 May 2021 22:57:31 GMT

MAKE:
make[1]: Vstupuje se do adresáře „/home/dundee/work/pybenchmarks/bencher/tmp/spectralnorm/tmp“
nuitka3 --remove-output spectralnorm.nuitka-2.nuitka
Nuitka-Options:INFO: Used command line options: --remove-output spectralnorm.nuitka-2.nuitka
Nuitka:INFO: Starting Python compilation.
Nuitka-Inclusion:WARNING: Not following import to 'numpy' (/usr/lib/python3.9/site-packages/numpy), please specify --nofollow-imports (do not warn), --follow-imports (recurse to all), --nofollow-import-to=numpy (ignore it), --follow-import-to=numpy (recurse to it) to change.
Nuitka:INFO: Completed Python level compilation and optimization.
Nuitka:INFO: Generating source code for C backend compiler.
Nuitka:INFO: Running data composer tool for optimal constant value handling.
Nuitka:INFO: Running C level backend compilation via Scons.
Nuitka-Scons:INFO: Backend C compiler: gcc (gcc).
Nuitka-Scons:WARNING: You are not using ccache.
Nuitka:INFO: Removing build directory 'spectralnorm.nuitka-2.nuitka.build'.
Nuitka:INFO: Successfully created 'spectralnorm.nuitka-2.nuitka.bin'.
cp spectralnorm.nuitka-2.nuitka.bin spectralnorm.nuitka-2.nuitka_run
make[1]: Opouští se adresář „/home/dundee/work/pybenchmarks/bencher/tmp/spectralnorm/tmp“
8.05s to complete and log all make actions

COMMAND LINE:
 ./spectralnorm.nuitka-2.nuitka_run 550

PROGRAM OUTPUT:
1.274224125

Revised BSD license

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