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Trace: • 03 iperf3 • dbench • FreeBSD カーネル再構築 • 2025.02.05 Docker Error • 20 screenコマンド • vCenter Converter • 07 route add Windows • 07 ISO参照モデル L2 L3 L4 L7 • 06 GitPrep • Rebuilding the FreeBSD Kernel

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  • 10 InnoDBパフォーマンス

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20 CentOS7 MariDB Galera
6 Hits, Last modified: 6 years ago
===== 注意 ===== <color #ed1c24> ※MariaDB Server 10.1 以降 Percona XtraBackup との互換性が失われています。 \\ この対策として,MariaDB Server 10.1.23 / 10.2.7 以降,XtraBackup を fork した [[https://mariadb.com/kb/en/mariabackup-overview/|Mariabackup]]... de> # yum install MariaDB-server MariaDB-server 10.4.12-1.el7.centos MariaDB-client 10.4.12-1.el7.ce
09 Galera + innodb_flush_log_at_trx_commit
4 Hits, Last modified: 9 years ago
0 --iteration=1 --engine=innodb --number-int-cols=10 --number-char-cols=10 --auto-generate-sql --auto-generate-sql-load-type=update --auto-generate-sql-write-number=1000 --number-of-queries=1000 --user=root -p Enter password: Benchmark Running for engine innodb Ave
52 MySQLQ sysbench 1.0
4 Hits, Last modified: 3 years ago
ad_write.lua \ --db-driver=mysql \ --table-size=1000000 \ --mysql-host=localhost \ --mysql-user=ro... ad_write.lua \ --db-driver=mysql \ --table-size=100000 \ --mysql-host=localhost \ --mysql-user=roo... 9 95th percentile: 10.09 sum: 479... enerator from current time Prime numbers limit: 10000 Initializing worker threads... Threads start
01 Galera構築
3 Hits, Last modified: 7 years ago
h mysql 3.x # clients (those using the mysqlclient10 compatibility package). old_passwords=1 ##innodb... m number of rows in write set wsrep_max_ws_rows=131072 # Maximum size of write set wsrep_max_ws_size=1073741824 # to enable debug level logging, set thi... SET GLOBAL wsrep_cluster_address='gcomm://192.168.100.10:4567'; </code> <color red>※2号機から実施</color> <c
05 Percona Xtrabackup
3 Hits, Last modified: 6 years ago
クアップ|<color red>無し</color>| 65分(1時間5分) | | リストア | 1053分(17時間33分) |196分(3時間16分)| ==== テスト環境 ==== == ... sole> # time mysql hogehoge < hogehoge.sql real 1007m47.036s user 29m17.664s sys 2m41.508s </code> ... rabackup/base/ real 0m42.569s user 0m0.063s sys 0m10.285s # time rm -rvf /var/lib/mysql/* real 1m50.7... ep_sst_method=が間違ってる。 === エラー === <code> 180828 10:18:22 [Note] WSREP: Running: 'wsrep_sst_xtrabacku
10 InnoDBパフォーマンス
3 Hits, Last modified: 9 months ago
====== 10 InnoDBパフォーマンス ====== innodb_buffer_pool_sizeは、DBのみ動作の場合物理メモリの70%~80%程度 innodb_log_files_i... -- 1 mysql mysql 256M 7月 14 04:25 2016 ib_logfile10 -rw-rw---- 1 mysql mysql 256M 7月 15 09:15 2016 i... 016 ib_logfile6 -rw-rw---- 1 mysql mysql 256M 7月 10 23:16 2016 ib_logfile7 -rw-rw---- 1 mysql mysql 2
50 MySQLベンチマーク(sysbench)
3 Hits, Last modified: 3 years ago
test=oltp \ --db-driver=mysql \ --oltp-table-size=10000 \ --mysql-password=kumolabo \ prepare </code>... test=oltp \ --db-driver=mysql \ --oltp-table-size=10000 \ --mysql-password=kumolabo \ --num-threads=1 ... ※187.88/sec トランザクションを実行できた。 <code> sysbench 0.4.10: multi-threaded system evaluation benchmark WAR... .31ms max: 1028.61ms approx. 95 percentile:
51 MySQLベンチマーク(mysqlslap)
3 Hits, Last modified: 9 years ago
ench|sysbench]]でベンチマークする。 ===== 実行 ===== 20スレッド 1000行データ 1000クエリ update(更新) <code> # mysqlslap --no-defaults \ --concurrency=20 \ --iteration=1 \ --engine=innodb \ --number-int-cols=10 \ --number-char-cols=10 \ --auto-generate-sql \ --auto-generate-sql-load-type=update \ --auto-generat
14 MariaDB
2 Hits, Last modified: 8 years ago
====== 14 MariaDB ====== -MariaDB-server-10.2.7-1 <code> MariaDB [(none)]> show global variables lik... t=0 innodb_buffer_pool_size=512M innodb_log_file_size=64M innodb_log_files_in_group=10 {{tag>mysql}}
02 MySQL max_connections
1 Hits, Last modified: 3 years ago
6744073709547520 | | max_binlog_size | 1073741824 | | max_binlog_stmt_cache_size ... 6744073709547520 | | max_connect_errors | 10 | | max_connections ... 6744073709551615 | | max_length_for_sort_data | 1024 | | max_long_data_size ... 6744073709551615 | | max_sort_length | 1024 | | max_sp_recursion_depth
03 InnoDBテーブル分割
1 Hits, Last modified: 12 years ago
等ですね! [[http://opendatabaselife.blogspot.jp/2009/10/myisaminnodb.html|MyISAMとInnoDBの違い]] ====== テーブル
13 mysql56 + galera3
1 Hits, Last modified: 9 years ago
set global wsrep_cluster_address='gcomm://192.168.10.11'; </code> === 確認 === wsrep_cluster_sizeクラスタの

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