<reponame>google-cloud-sdk-unofficial/google-cloud-sdk<filename>lib/googlecloudsdk/command_lib/storage/optimize_parameters_util.py
# -*- coding: utf-8 -*- #
# Copyright 2021 Google LLC. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Util for dynamically setting the best performing app configuration."""

from __future__ import absolute_import
from __future__ import division
from __future__ import unicode_literals

import multiprocessing

from googlecloudsdk.core import log
from googlecloudsdk.core import properties

COMPONENT_SIZE = '5Mi'

MULTI_FILE_LOW_CPU_PROCESS_COUNT = 2
MULTI_FILE_HIGH_CPU_PROCESS_COUNT = 16
MULTI_FILE_LOW_CPU_THREAD_COUNT = 10
MULTI_FILE_HIGH_CPU_THREAD_COUNT = 4
MULTI_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD = '50Mi'
MULTI_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD = '10Mi'
MULTI_FILE_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS = 10

SINGLE_FILE_LOW_CPU_PROCESS_COUNT = 4
SINGLE_FILE_HIGH_CPU_PROCESS_COUNT = 8
SINGLE_FILE_THREAD_COUNT = 2
SINGLE_FILE_SLICED_OBJECT_DOWNLOAD_THRESHOLD = '50Mi'
SINGLE_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS = 8
SINGLE_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS = 16


def _set_if_not_user_set(property_name, value):
  """Sets property to opitmized value if user did not set custom one."""
  storage_property = getattr(properties.VALUES.storage, property_name)
  if storage_property.Get() is None:
    storage_property.Set(value)


def detect_and_set_best_config(is_estimated_multi_file_workload):
  """Determines best app config based on system and workload."""
  if is_estimated_multi_file_workload:
    _set_if_not_user_set('sliced_object_download_component_size',
                         COMPONENT_SIZE)
    _set_if_not_user_set('sliced_object_download_max_components',
                         MULTI_FILE_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS)
    if multiprocessing.cpu_count() < 4:
      log.info('Using low CPU count, multi-file workload config.')
      _set_if_not_user_set('process_count', MULTI_FILE_LOW_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', MULTI_FILE_LOW_CPU_THREAD_COUNT)
      _set_if_not_user_set('sliced_object_download_threshold',
                           MULTI_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD)
    else:
      log.info('Using high CPU count, multi-file workload config.')
      _set_if_not_user_set('process_count', MULTI_FILE_HIGH_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', MULTI_FILE_HIGH_CPU_THREAD_COUNT)
      _set_if_not_user_set(
          'sliced_object_download_threshold',
          MULTI_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD)
  else:
    _set_if_not_user_set('sliced_object_download_threshold',
                         SINGLE_FILE_SLICED_OBJECT_DOWNLOAD_THRESHOLD)
    _set_if_not_user_set('sliced_object_download_component_size',
                         COMPONENT_SIZE)
    if multiprocessing.cpu_count() < 8:
      log.info('Using low CPU count, single-file workload config.')
      _set_if_not_user_set('process_count', SINGLE_FILE_LOW_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', SINGLE_FILE_THREAD_COUNT)
      _set_if_not_user_set(
          'sliced_object_download_max_components',
          SINGLE_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS)
    else:
      log.info('Using high CPU count, single-file workload config.')
      _set_if_not_user_set('process_count', SINGLE_FILE_HIGH_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', SINGLE_FILE_THREAD_COUNT)
      _set_if_not_user_set(
          'sliced_object_download_max_components',
          SINGLE_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS)

# -*- coding: utf-8 -*- #
# Copyright 2021 Google LLC. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Util for dynamically setting the best performing app configuration."""

from __future__ import absolute_import
from __future__ import division
from __future__ import unicode_literals

import multiprocessing

from googlecloudsdk.core import log
from googlecloudsdk.core import properties

COMPONENT_SIZE = '5Mi'

MULTI_FILE_LOW_CPU_PROCESS_COUNT = 2
MULTI_FILE_HIGH_CPU_PROCESS_COUNT = 16
MULTI_FILE_LOW_CPU_THREAD_COUNT = 10
MULTI_FILE_HIGH_CPU_THREAD_COUNT = 4
MULTI_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD = '50Mi'
MULTI_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD = '10Mi'
MULTI_FILE_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS = 10

SINGLE_FILE_LOW_CPU_PROCESS_COUNT = 4
SINGLE_FILE_HIGH_CPU_PROCESS_COUNT = 8
SINGLE_FILE_THREAD_COUNT = 2
SINGLE_FILE_SLICED_OBJECT_DOWNLOAD_THRESHOLD = '50Mi'
SINGLE_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS = 8
SINGLE_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS = 16


def _set_if_not_user_set(property_name, value):
  """Sets property to opitmized value if user did not set custom one."""
  storage_property = getattr(properties.VALUES.storage, property_name)
  if storage_property.Get() is None:
    storage_property.Set(value)


def detect_and_set_best_config(is_estimated_multi_file_workload):
  """Determines best app config based on system and workload."""
  if is_estimated_multi_file_workload:
    _set_if_not_user_set('sliced_object_download_component_size',
                         COMPONENT_SIZE)
    _set_if_not_user_set('sliced_object_download_max_components',
                         MULTI_FILE_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS)
    if multiprocessing.cpu_count() < 4:
      log.info('Using low CPU count, multi-file workload config.')
      _set_if_not_user_set('process_count', MULTI_FILE_LOW_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', MULTI_FILE_LOW_CPU_THREAD_COUNT)
      _set_if_not_user_set('sliced_object_download_threshold',
                           MULTI_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD)
    else:
      log.info('Using high CPU count, multi-file workload config.')
      _set_if_not_user_set('process_count', MULTI_FILE_HIGH_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', MULTI_FILE_HIGH_CPU_THREAD_COUNT)
      _set_if_not_user_set(
          'sliced_object_download_threshold',
          MULTI_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_THRESHOLD)
  else:
    _set_if_not_user_set('sliced_object_download_threshold',
                         SINGLE_FILE_SLICED_OBJECT_DOWNLOAD_THRESHOLD)
    _set_if_not_user_set('sliced_object_download_component_size',
                         COMPONENT_SIZE)
    if multiprocessing.cpu_count() < 8:
      log.info('Using low CPU count, single-file workload config.')
      _set_if_not_user_set('process_count', SINGLE_FILE_LOW_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', SINGLE_FILE_THREAD_COUNT)
      _set_if_not_user_set(
          'sliced_object_download_max_components',
          SINGLE_FILE_LOW_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS)
    else:
      log.info('Using high CPU count, single-file workload config.')
      _set_if_not_user_set('process_count', SINGLE_FILE_HIGH_CPU_PROCESS_COUNT)
      _set_if_not_user_set('thread_count', SINGLE_FILE_THREAD_COUNT)
      _set_if_not_user_set(
          'sliced_object_download_max_components',
          SINGLE_FILE_HIGH_CPU_SLICED_OBJECT_DOWNLOAD_MAX_COMPONENTS)
# -*- coding: utf-8 -*- # # Copyright 2021 Google LLC. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # #    http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. Util for dynamically setting the best performing app configuration. Sets property to opitmized value if user did not set custom one. Determines best app config based on system and workload.