This repository has been archived on 2023-02-09. You can view files and clone it, but cannot push or open issues or pull requests.
Files
blender-benchmark-bundle/benchmark/foundation/system_info.py

113 lines
3.9 KiB
Python

import json
import platform
import subprocess
import sys
from datetime import datetime
# Usually comes from third_party
from .third_party import cpuinfo
from .third_party import cpu_cores
from .third_party.dateutil import parser
def _getBlenderDeviceInfo(ctx):
PREFIX = "Benchmark Devices: "
command = [ctx.blender,
"--background",
"--factory-startup",
"-noaudio",
"--enable-autoexec",
"--engine", "CYCLES",
"--python", ctx.configure_script,
"--",
"--benchmark-system-info"]
process = subprocess.Popen(command,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
stdout, stderr = process.communicate()
lines = stdout.decode().split("\n")
for line in lines:
if line.startswith(PREFIX):
return json.loads(line[len(PREFIX):])
return []
def getBlenderVersion(ctx):
INFO = ("build_date",
"build_time",
"build_commit_date",
"build_commit_time",
"build_hash")
command = [ctx.blender, "--background", "--version"]
process = subprocess.Popen(command,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
stdout, stderr = process.communicate()
lines = stdout.decode().split("\n")
info = {}
for line in lines:
line = line.strip()
if line.startswith("Blender "):
version = line[8:].strip()
info['version'] = version
if not line.startswith("build "):
continue
tokens = line.split(":", 1)
tokens[0] = tokens[0].replace(" ", "_")
if tokens[0] in INFO:
info[tokens[0]] = tokens[1].strip()
# Ensure date format keeps Sybren verifier happy.
build_date = parser.parse(info["build_date"])
info["build_date"] = datetime.strftime(build_date, "%Y-%m-%d")
return info
def _getWmicCPUInfo(value):
cmd = ("wmic", "cpu", "get", value, "/value")
wmic_output = subprocess.check_output(cmd)
return wmic_output.strip().decode()
def _getCPUTopologyInformation():
"""
Get topology information (number of sockets, physical and logical threads)
of the system CPUs.
"""
import multiprocessing
topology_info = {}
topology_info["num_logical_threads"] = multiprocessing.cpu_count()
if not sys.platform.startswith('win'):
cores_info = cpu_cores.CPUCoresCounter.factory()
topology_info["num_sockets"] = \
cores_info.get_physical_processors_count()
topology_info["num_physical_cores"] = \
cores_info.get_physical_cores_count()
else:
num_cores = _getWmicCPUInfo("NumberOfCores").split("=")[1]
# TODO(sergey): Needs implementation.
topology_info["num_sockets"] = 1
topology_info["num_physical_cores"] = num_cores
return topology_info
def gatherSystemInfo(ctx):
system_info = {}
system_info['bitness'] = platform.architecture()[0]
system_info['machine'] = platform.machine()
system_info['system'] = platform.system()
if system_info['system'] == "Linux":
distro = platform.linux_distribution()
system_info['dist_name'] = distro[0]
system_info['dist_version'] = distro[1]
# system_info['libc_version'] = "-".join(platform.libc_ver())
# TODO(sergey): Make this to work on Windows and macOS
cpu_info = cpuinfo.get_cpu_info()
cpu_topology = _getCPUTopologyInformation()
system_info['cpu_brand'] = cpu_info['brand']
system_info["num_cpu_threads"] = int(cpu_topology['num_logical_threads'])
system_info["num_cpu_sockets"] = int(cpu_topology['num_sockets'])
system_info["num_cpu_cores"] = int(cpu_topology['num_physical_cores'])
system_info['devices'] = _getBlenderDeviceInfo(ctx)
return system_info