#
# * The source code in this file is based on the soure code of NumPy.
#
# # NLCPy License #
#
# Copyright (c) 2020 NEC Corporation
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# * Neither NEC Corporation nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# # NumPy License #
#
# Copyright (c) 2005-2020, NumPy Developers.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# * Neither the name of the NumPy Developers nor the names of any contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
import sys
import re
import os
import io
import platform
import nlcpy
from nlcpy.veo import _veo
import numpy
def get_nlc_lib_path(arch):
nlc_path = os.environ.get('VE_LD_LIBRARY_PATH', None)
if nlc_path is not None:
pat = re.compile(r'nlc/[0-9]+\.[0-9]+\.[0-9]+')
for _nlc_path in nlc_path.split(':'):
if pat.search(_nlc_path):
return _nlc_path
if arch == 1:
default_nlc_path = '/opt/nec/ve/lib'
elif arch == 3:
default_nlc_path = '/opt/nec/ve3/lib'
else:
return None
if not os.path.exists(default_nlc_path): # pragma: no cover
return None
require_nlc_libs = [
'libasl_openmp_i64.so',
'libaslfftw3_i64.so',
'liblapack_i64.so',
'libblas_openmp_i64.so',
'libsca_openmp_i64.so',
'libheterosolver_openmp_i64.so',
'libsblas_openmp_i64.so',
'libcblas_i64.so',
]
for _file in os.listdir(default_nlc_path):
if _file in require_nlc_libs:
require_nlc_libs.pop(require_nlc_libs.index(_file))
if len(require_nlc_libs) == 0:
return default_nlc_path
else:
return None # pragma: no cover
def get_nlcpy_ver():
return nlcpy.__version__
def get_numpy_ver():
return numpy.__version__
def get_ncc_build_ver(arch):
try:
if arch == 1:
from nlcpy_ve1_kernel import build_info
elif arch == 3:
from nlcpy_ve3_kernel import build_info
else:
raise RuntimeError('Unknown arch:', arch)
except ImportError:
return None
try:
ncc_ver = build_info.ncc_build_version
except AttributeError: # pragma: no cover
return None
return ncc_ver
class pkg_info(object):
def __init__(self):
self.nve = nlcpy.venode.get_num_available_venodes()
self.ve_pids = [nlcpy.venode.VE(i).pid for i in range(self.nve)]
self.ve_archs = [nlcpy.venode.VE(i).arch for i in range(self.nve)]
self.ve_ncores = [nlcpy.venode.VE(i).ncore for i in range(self.nve)]
self.ve_tot_mems = [nlcpy.venode.VE(i).meminfo['kb_main_total']
for i in range(self.nve)]
self.ve_used_mems = [nlcpy.venode.VE(i).meminfo['kb_main_used']
for i in range(self.nve)]
_ve = nlcpy.venode.VE()
self.ve_pid = _ve.pid
self.ve_arch = _ve.arch
self.records = {
'OS': platform.platform(),
'Python Version': platform.python_version(),
'NLC Library Path': get_nlc_lib_path(self.ve_arch),
'NLCPy Kernel Path': _ve.libpath._lib_dir,
'NLCPy Version': get_nlcpy_ver(),
'NumPy Version': get_numpy_ver(),
'ncc Build Version': get_ncc_build_ver(self.ve_arch),
'VEO API Version': _veo._veo_api_version,
'VEO Version': _veo._veo_version,
'Assigned VE IDs': self.ve_pids,
'VE Arch': self.ve_archs,
'VE ncore': self.ve_ncores,
'VE Total Mem[KB]': self.ve_tot_mems,
'VE Used Mem[KB]': self.ve_used_mems,
}
def __str__(self):
max_width = max([len(k) for k in self.records.keys()])
fmt = '{:' + str(max_width) + '}: {}\n'
with io.StringIO() as s:
for k, v in self.records.items():
s.write(fmt.format(k, v))
ret = s.getvalue()
return ret
[ドキュメント]def show_config():
"""Shows various information in the system on which NLCPy is running.
Examples
--------
>>> import nlcpy as vp
>>> vp.show_config() # doctest: +SKIP
OS : Linux-4.18.0-372.32.1.el8_6.x86_64-x86_64-with-glibc2.10
Python Version : 3.8.12
NLC Library Path : /opt/nec/ve3/nlc/3.0.0/lib
NLCPy Kernel Path : /opt/nec/ve/nlcpy/3.0.0/lib/python3.6/nlcpy_ve1_kernel
NLCPy Version : 3.0.0
NumPy Version : 1.19.5
ncc Build Version : 4.0.83
VEO API Version : 15
VEO Version : 2.13.0
Assigned VE IDs : [0, 1, 2, 3]
VE Arch : [1, 1, 1, 1]
VE ncore : [8, 8, 8, 8]
VE Total Mem[KB] : [50331648, 50331648, 50331648, 50331648]
VE Used Mem[KB] : [4085760, 131072, 131072, 131072]
"""
sys.stdout.write(str(pkg_info()))
sys.stdout.flush()