Alias for max_delayed_threads. Don't start more than this number of threads to handle INSERT DELAYED statements. If set to zero INSERT DELAYED will be not used In 10.6 ES, 10.6 CS, 10.5 ES, 10.5 CS, 10.4 ES, 10.4 CS, 10.3 ES, 10.3 CS, 10.2 ES, 10.2 CS: Don't start more than...
| max_insert_delayed_threads | 20 | | max_join_size | 18446744073709551615 | | max_length_for_sort_data | 1024 | | max_prepared_stmt_count | 16382 | | max_relay_log_size | 0 | | max_seeks_for_key | 4294967295 | | max_sort_length | 1024 | ...
50530 SET @@SESSION.PSEUDO_SLAVE_MODE=1*/;/*!40019 SET @@session.max_insert_delayed_threads=0*/;/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/; DELIMITER/*!*/; # at4#1401218:45:29serverid601end_log_pos120CRC320xf881fb00Start: binlog v4, server v5.6.15...
Created_tmp_tables 当执行语句时，已经被创造了的隐含临时表的数量。Delayed_insert_threads 正在使用的延迟插入处理器线程的数量。Delayed_writes 用INSERT DELAYED写入的行数。Delayed_errors 用INSERT DELAYED写入的发生某些错误(可能重复键值)的行数。Flush_commands 执行FLUSH命令的次数。Handler_delete 请...
Delayed_insert_threads 正在使用的延迟插入处理器线程的数量。 Delayed_writes 用INSERT DELAYED写入的行数。 Delayed_errors 用INSERT DELAYED写入的发生某些错误(可能重复键值)的行数。 Flush_commands 执行FLUSH命令的次数。 Handler_delete 请求从一张表中删除行的次数。
and max_delayed_threads value is Dmax, the new max_connections value Cmaxnew should be less than (Copn - Dmax - 11) (approximately); - some of the open connections should be doing something, like executing a query -- apparently, the number of "idle" connections should be less than the...
问为什么MySQL允许比max_connections限制更多的连接？EN资深数据库专家，专研 MySQL 十余年。擅长 MySQL、...
I've changed the 5.6/5.7 manuals to omit mention of max_delayed_threads. They now say: The max_connections system variable affects how many threads are run in the server. performance_schema_max_thread_instances affects how many of these running threads can be instrumented. The default value ...
跟show processlist结果相同 | Threads_created | 10 | -- 是指新创建的thread | Threads_running | 2 | -- 是指真正运行中的连接数;当前并发数量 +---+---+ 4 rows in set (0.04 sec) ### 查看链接超时配置 mysql> show variables like '%timeout%'; +---+---+ | Variable_name | Value ...
max_delayed_threads | 20 | | max_error_count | 64 | | max_heap_table_size | 16777216 | | max_insert_delayed_threads | 20 | | max_join_size | 4194304 | | max_length_for_sort_data | 1024 | | max_prepared_stmt_count | 16382 | | max_relay_log_size | 0 | | max_seeks_for...