巨型MYSQL資料庫配置設定
阿新 • • 發佈：2019-01-10
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基本資訊如下：
此 MySQL 伺服器已經運行了 245 天 12 小時，12 分 51 秒，啟動時間為 2009 年 03 月 05 日 19:18。
執行資訊
伺服器流量：這些表顯示了此 MySQL 伺服器自啟動以來的網路流量統計。
流量  | ø 每小時 | |
|---|---|---|
| 已收到 | 1,146 GB | 199 MB |
| 送出 | 118 TB | 20 GB |
| 統計 | 119 TB | 21 GB |
| 連線 | ø 每小時 | % | |
|---|---|---|---|
| max. concurrent connections | 1,501 | --- | --- |
| 嘗試失敗 | 334 k | 56.72 | 0.04% |
| 中止 | 89 M | 15.11 k | 9.37% |
| 統計 | 950 M | 161.24 k | 100.00% |
查詢統計：自從啟動後，伺服器共收到了 10,653,108,965 次查詢。
| 統計 | ø 每小時 | ø 每分鐘 | ø 每秒 |
|---|---|---|---|
| 11 G | 1.81 M | 30.13 k | 502.22 |
伺服器變數和設定
| 變數 | 會話值 / 全域性值 |
|---|---|
| auto increment increment | 1 |
| auto increment offset | 1 |
| automatic sp privileges | ON |
| back log | 1,000 |
| basedir | /usr/ |
| bdb cache size | 8,388,600 |
| bdb home | /var/lib/mysql/ |
| bdb log buffer size | 32,768 |
| bdb logdir | |
| bdb max lock | 10,000 |
| bdb shared data | OFF |
| bdb tmpdir | /tmp/ |
| binlog cache size | 32,768 |
| bulk insert buffer size | 8,388,608 |
| character set client | utf8 |
| (全域性值) | latin1 |
| character set connection | utf8 |
| (全域性值) | latin1 |
| character set database | latin1 |
| character set filesystem | binary |
| character set results | utf8 |
| (全域性值) | latin1 |
| character set server | latin1 |
| character set system | utf8 |
| character sets dir | /usr/share/mysql/charsets/ |
| collation connection | utf8_unicode_ci |
| (全域性值) | latin1_swedish_ci |
| collation database | latin1_swedish_ci |
| collation server | latin1_swedish_ci |
| completion type | 0 |
| concurrent insert | 1 |
| connect timeout | 10 |
| datadir | /var/lib/mysql/ |
| date format | %Y-%m-%d |
| datetime format | %Y-%m-%d %H:%i:%s |
| default week format | 0 |
| delay key write | ON |
| delayed insert limit | 100 |
| delayed insert timeout | 300 |
| delayed queue size | 1,000 |
| div precision increment | 4 |
| keep files on create | OFF |
| engine condition pushdown | OFF |
| expire logs days | 14 |
| flush | OFF |
| flush time | 0 |
| ft boolean syntax | + -><()~*:""&| |
| ft max word len | 84 |
| ft min word len | 4 |
| ft query expansion limit | 20 |
| ft stopword file | (built-in) |
| group concat max len | 1,024 |
| have archive | NO |
| have bdb | YES |
| have blackhole engine | NO |
| have compress | YES |
| have crypt | YES |
| have csv | NO |
| have dynamic loading | YES |
| have example engine | NO |
| have federated engine | NO |
| have geometry | YES |
| have innodb | YES |
| have isam | NO |
| have merge engine | YES |
| have ndbcluster | NO |
| have openssl | DISABLED |
| have ssl | DISABLED |
| have query cache | YES |
| have raid | NO |
| have rtree keys | YES |
| have symlink | YES |
| hostname | dfwwpd1.ch3.sourceforge.com |
| init connect | |
| init file | |
| init slave | |
| innodb additional mem pool size | 1,048,576 |
| innodb autoextend increment | 8 |
| innodb buffer pool awe mem mb | 0 |
| innodb buffer pool size | 8,388,608 |
| innodb checksums | ON |
| innodb commit concurrency | 0 |
| innodb concurrency tickets | 500 |
| innodb data file path | ibdata1:10M:autoextend |
| innodb data home dir | |
| innodb doublewrite | ON |
| innodb fast shutdown | 1 |
| innodb file io threads | 4 |
| innodb file per table | OFF |
| innodb flush log at trx commit | 1 |
| innodb flush method | |
| innodb force recovery | 0 |
| innodb lock wait timeout | 50 |
| innodb locks unsafe for binlog | OFF |
| innodb log arch dir | |
| innodb log archive | OFF |
| innodb log buffer size | 1,048,576 |
| innodb log file size | 5,242,880 |
| innodb log files in group | 2 |
| innodb log group home dir | ./ |
| innodb max dirty pages pct | 90 |
| innodb max purge lag | 0 |
| innodb mirrored log groups | 1 |
| innodb open files | 300 |
| innodb rollback on timeout | OFF |
| innodb support xa | ON |
| innodb sync spin loops | 20 |
| innodb table locks | ON |
| innodb thread concurrency | 8 |
| innodb thread sleep delay | 10,000 |
| interactive timeout | 28,800 |
| join buffer size | 131,072 |
| key buffer size | 8,589,934,592 |
| key cache age threshold | 300 |
| key cache block size | 1,024 |
| key cache division limit | 100 |
| language | /usr/share/mysql/english/ |
| large files support | ON |
| large page size | 0 |
| large pages | OFF |
| lc time names | en_US |
| license | GPL |
| local infile | ON |
| locked in memory | OFF |
| log | OFF |
| log bin | ON |
| log bin trust function creators | OFF |
| log error | |
| log queries not using indexes | OFF |
| log slave updates | OFF |
| log slow queries | ON |
| log warnings | 1 |
| long query time | 1 |
| low priority updates | OFF |
| lower case file system | OFF |
| lower case table names | 0 |
| max allowed packet | 8,387,584 |
| max binlog cache size | 18446744073709551615 |
| max binlog size | 1,073,741,824 |
| max connect errors | 1,000 |
| max connections | 1,500 |
| max delayed threads | 20 |
| max error count | 64 |
| max heap table size | 4,294,967,296 |
| max insert delayed threads | 20 |
| max join size | 18446744073709551615 |
| max length for sort data | 1,024 |
| max prepared stmt count | 16,382 |
| max relay log size | 0 |
| max seeks for key | 18446744073709551615 |
| max sort length | 1,024 |
| max sp recursion depth | 0 |
| max tmp tables | 32 |
| max user connections | 0 |
| max write lock count | 18446744073709551615 |
| multi range count | 256 |
| myisam data pointer size | 6 |
| myisam max sort file size | 9223372036854775807 |
| myisam recover options | OFF |
| myisam repair threads | 1 |
| myisam sort buffer size | 8,388,608 |
| myisam stats method | nulls_unequal |
| net buffer length | 16,384 |
| net read timeout | 60 |
| net retry count | 100 |
| net write timeout | 120 |
| new | OFF |
| old passwords | OFF |
| open files limit | 7,500 |
| optimizer prune level | 1 |
| optimizer search depth | 62 |
| pid file | /var/run/mysqld/mysqld.pid |
| port | 3,306 |
| preload buffer size | 32,768 |
| profiling | OFF |
| profiling history size | 15 |
| protocol version | 10 |
| query alloc block size | 8,192 |
| query cache limit | 1,048,576 |
| query cache min res unit | 4,096 |
| query cache size | 33,554,432 |
| query cache type | ON |
| query cache wlock invalidate | OFF |
| query prealloc size | 8,192 |
| range alloc block size | 2,048 |
| read buffer size | 131,072 |
| read only | OFF |
| read rnd buffer size | 262,144 |
| relay log purge | ON |
| relay log space limit | 0 |
| rpl recovery rank | 0 |
| secure auth | OFF |
| secure file priv | |
| server id | 7,003 |
| skip external locking | ON |
| skip networking | OFF |
| skip show database | OFF |
| slave compressed protocol | OFF |
| slave load tmpdir | /tmp/ |
| slave net timeout | 3,600 |
| slave skip errors | OFF |
| slave transaction retries | 10 |
| slow launch time | 2 |
| socket | /var/lib/mysql/mysql.sock |
| sort buffer size | 2,097,144 |
| sql big selects | ON |
| sql mode | |
| sql notes | ON |
| sql warnings | OFF |
| ssl ca | |
| ssl capath | |
| ssl cert | |
| ssl cipher | |
| ssl key | |
| storage engine | MyISAM |
| sync binlog | 0 |
| sync frm | ON |
| system time zone | UTC |
| table cache | 64 |
| table lock wait timeout | 50 |
| table type | MyISAM |
| thread cache size | 128 |
| thread stack | 262,144 |
| time format | %H:%i:%s |
| time zone | SYSTEM |
| timed mutexes | OFF |
| tmp table size | 33,554,432 |
| tmpdir | /tmp/ |
| transaction alloc block size | 8,192 |
| transaction prealloc size | 4,096 |
| tx isolation | REPEATABLE-READ |
| updatable views with limit | YES |
| version | 5.0.51a-log |
| version bdb | Sleepycat Software: Berkeley DB 4.1.24: (January 11, 2008) |
| version comment | Source distribution |
| version compile machine | x86_64 |
| version compile os | redhat-linux-gnu |
| wait timeout | 301 |