mirror of
https://github.com/facebook/rocksdb.git
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217 lines
8.5 KiB
Python
217 lines
8.5 KiB
Python
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# Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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# This source code is licensed under both the GPLv2 (found in the
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# COPYING file in the root directory) and Apache 2.0 License
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# (found in the LICENSE.Apache file in the root directory).
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from advisor.db_log_parser import NO_COL_FAMILY
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from advisor.db_options_parser import DatabaseOptions
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from advisor.rule_parser import Condition, OptionCondition
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import os
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import unittest
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class TestDatabaseOptions(unittest.TestCase):
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def setUp(self):
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self.this_path = os.path.abspath(os.path.dirname(__file__))
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self.og_options = os.path.join(
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self.this_path, 'input_files/OPTIONS-000005'
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)
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misc_options = [
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'bloom_bits = 4', 'rate_limiter_bytes_per_sec = 1024000'
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]
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# create the options object
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self.db_options = DatabaseOptions(self.og_options, misc_options)
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# perform clean-up before running tests
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self.generated_options = os.path.join(
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self.this_path, '../temp/OPTIONS_testing.tmp'
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)
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if os.path.isfile(self.generated_options):
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os.remove(self.generated_options)
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def test_get_options_diff(self):
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old_opt = {
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'DBOptions.stats_dump_freq_sec': {NO_COL_FAMILY: '20'},
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'CFOptions.write_buffer_size': {
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'default': '1024000',
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'col_fam_A': '128000',
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'col_fam_B': '128000000'
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},
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'DBOptions.use_fsync': {NO_COL_FAMILY: 'true'},
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'DBOptions.max_log_file_size': {NO_COL_FAMILY: '128000000'}
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}
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new_opt = {
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'bloom_bits': {NO_COL_FAMILY: '4'},
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'CFOptions.write_buffer_size': {
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'default': '128000000',
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'col_fam_A': '128000',
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'col_fam_C': '128000000'
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},
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'DBOptions.use_fsync': {NO_COL_FAMILY: 'true'},
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'DBOptions.max_log_file_size': {NO_COL_FAMILY: '0'}
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}
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diff = DatabaseOptions.get_options_diff(old_opt, new_opt)
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expected_diff = {
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'DBOptions.stats_dump_freq_sec': {NO_COL_FAMILY: ('20', None)},
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'bloom_bits': {NO_COL_FAMILY: (None, '4')},
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'CFOptions.write_buffer_size': {
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'default': ('1024000', '128000000'),
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'col_fam_B': ('128000000', None),
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'col_fam_C': (None, '128000000')
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},
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'DBOptions.max_log_file_size': {NO_COL_FAMILY: ('128000000', '0')}
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}
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self.assertDictEqual(diff, expected_diff)
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def test_is_misc_option(self):
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self.assertTrue(DatabaseOptions.is_misc_option('bloom_bits'))
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self.assertFalse(
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DatabaseOptions.is_misc_option('DBOptions.stats_dump_freq_sec')
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)
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def test_set_up(self):
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options = self.db_options.get_all_options()
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self.assertEqual(22, len(options.keys()))
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expected_misc_options = {
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'bloom_bits': '4', 'rate_limiter_bytes_per_sec': '1024000'
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}
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self.assertDictEqual(
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expected_misc_options, self.db_options.get_misc_options()
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)
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self.assertListEqual(
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['default', 'col_fam_A'], self.db_options.get_column_families()
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)
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def test_get_options(self):
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opt_to_get = [
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'DBOptions.manual_wal_flush', 'DBOptions.db_write_buffer_size',
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'bloom_bits', 'CFOptions.compaction_filter_factory',
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'CFOptions.num_levels', 'rate_limiter_bytes_per_sec',
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'TableOptions.BlockBasedTable.block_align', 'random_option'
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]
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options = self.db_options.get_options(opt_to_get)
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expected_options = {
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'DBOptions.manual_wal_flush': {NO_COL_FAMILY: 'false'},
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'DBOptions.db_write_buffer_size': {NO_COL_FAMILY: '0'},
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'bloom_bits': {NO_COL_FAMILY: '4'},
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'CFOptions.compaction_filter_factory': {
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'default': 'nullptr', 'col_fam_A': 'nullptr'
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},
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'CFOptions.num_levels': {'default': '7', 'col_fam_A': '5'},
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'rate_limiter_bytes_per_sec': {NO_COL_FAMILY: '1024000'},
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'TableOptions.BlockBasedTable.block_align': {
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'default': 'false', 'col_fam_A': 'true'
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}
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}
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self.assertDictEqual(expected_options, options)
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def test_update_options(self):
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# add new, update old, set old
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# before updating
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expected_old_opts = {
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'DBOptions.db_log_dir': {NO_COL_FAMILY: None},
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'DBOptions.manual_wal_flush': {NO_COL_FAMILY: 'false'},
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'bloom_bits': {NO_COL_FAMILY: '4'},
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'CFOptions.num_levels': {'default': '7', 'col_fam_A': '5'},
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'TableOptions.BlockBasedTable.block_restart_interval': {
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'col_fam_A': '16'
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}
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}
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get_opts = list(expected_old_opts.keys())
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options = self.db_options.get_options(get_opts)
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self.assertEqual(expected_old_opts, options)
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# after updating options
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update_opts = {
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'DBOptions.db_log_dir': {NO_COL_FAMILY: '/dev/shm'},
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'DBOptions.manual_wal_flush': {NO_COL_FAMILY: 'true'},
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'bloom_bits': {NO_COL_FAMILY: '2'},
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'CFOptions.num_levels': {'col_fam_A': '7'},
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'TableOptions.BlockBasedTable.block_restart_interval': {
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'default': '32'
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},
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'random_misc_option': {NO_COL_FAMILY: 'something'}
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}
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self.db_options.update_options(update_opts)
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update_opts['CFOptions.num_levels']['default'] = '7'
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update_opts['TableOptions.BlockBasedTable.block_restart_interval'] = {
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'default': '32', 'col_fam_A': '16'
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}
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get_opts.append('random_misc_option')
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options = self.db_options.get_options(get_opts)
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self.assertDictEqual(update_opts, options)
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expected_misc_options = {
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'bloom_bits': '2',
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'rate_limiter_bytes_per_sec': '1024000',
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'random_misc_option': 'something'
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}
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self.assertDictEqual(
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expected_misc_options, self.db_options.get_misc_options()
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)
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def test_generate_options_config(self):
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# make sure file does not exist from before
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self.assertFalse(os.path.isfile(self.generated_options))
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self.db_options.generate_options_config('testing')
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self.assertTrue(os.path.isfile(self.generated_options))
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def test_check_and_trigger_conditions(self):
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# options only from CFOptions
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# setup the OptionCondition objects to check and trigger
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update_dict = {
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'CFOptions.level0_file_num_compaction_trigger': {'col_fam_A': '4'},
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'CFOptions.max_bytes_for_level_base': {'col_fam_A': '10'}
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}
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self.db_options.update_options(update_dict)
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cond1 = Condition('opt-cond-1')
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cond1 = OptionCondition.create(cond1)
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cond1.set_parameter(
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'options', [
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'CFOptions.level0_file_num_compaction_trigger',
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'TableOptions.BlockBasedTable.block_restart_interval',
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'CFOptions.max_bytes_for_level_base'
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]
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)
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cond1.set_parameter(
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'evaluate',
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'int(options[0])*int(options[1])-int(options[2])>=0'
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)
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# only DBOptions
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cond2 = Condition('opt-cond-2')
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cond2 = OptionCondition.create(cond2)
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cond2.set_parameter(
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'options', [
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'DBOptions.db_write_buffer_size',
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'bloom_bits',
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'rate_limiter_bytes_per_sec'
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]
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)
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cond2.set_parameter(
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'evaluate',
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'(int(options[2]) * int(options[1]) * int(options[0]))==0'
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)
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# mix of CFOptions and DBOptions
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cond3 = Condition('opt-cond-3')
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cond3 = OptionCondition.create(cond3)
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cond3.set_parameter(
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'options', [
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'DBOptions.db_write_buffer_size', # 0
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'CFOptions.num_levels', # 5, 7
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'bloom_bits' # 4
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]
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)
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cond3.set_parameter(
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'evaluate', 'int(options[2])*int(options[0])+int(options[1])>6'
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)
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self.db_options.check_and_trigger_conditions([cond1, cond2, cond3])
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cond1_trigger = {'col_fam_A': ['4', '16', '10']}
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self.assertDictEqual(cond1_trigger, cond1.get_trigger())
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cond2_trigger = {NO_COL_FAMILY: ['0', '4', '1024000']}
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self.assertDictEqual(cond2_trigger, cond2.get_trigger())
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cond3_trigger = {'default': ['0', '7', '4']}
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self.assertDictEqual(cond3_trigger, cond3.get_trigger())
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if __name__ == '__main__':
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unittest.main()
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