table_open_cacheindicates the maximum number of tables the server can keep open in any one table cache instance. Ideally, you'd like this set so as to re-open a table as infrequently as possible. However, note that this is not a hard limit. When the server needs to open a table, it...
table_open_cache_instances Maximum number of table cache instances See also: System Variables for MariaDB Enterprise Server 11.4, in 10.6 ES, in 10.5 ES, in 10.4 ES, in 10.3 ES, in 10.2 ES, in 10.6 CS, in 10.5 CS, in 10.4 CS, in 10.3 CS, and in 10.2 CS DETAILS PARAMETERS ...
table_open_cache = 512 sort_buffer_size = 2M read_buffer_size = 2M read_rnd_buffer_size = 8M myisam_sort_buffer_size = 64M thread_cache_size = 8 query_cache_size = 32M skip_ssl group_concat_max_len=300000 max_heap_table_size = 256M max_connections=4000 lower_case_table_names=1...
table_open_cache=256#mysql每打开一个表,都会读入一些数据到table_open_cache缓存中,当MYSQL在这个缓存中找不到相应的信息时,才会去磁盘读取,默认值64,假设系统有200个并发连接,则需将此参数设置为200*N(N为每个连接所需的文件描述符数目);当设置为很大时,如果系统处理不了那么多文件描述符,那么就会出现客户端...
@coderabbitai gather interesting stats about this repository and render them as a table. Additionally, render a pie chart showing the language distribution in the codebase. @coderabbitai read src/utils.ts and generate unit testing code.
table_open_cache_instances timed_mutexes transaction_allow_batching validate-password validate_password_dictionary_file validate_password_length validate_password_mixed_case_count validate_password_number_count validate_password_policy validate_password_special_char_count ...
table_open_cache = 4 sort_buffer_size = 64K read_buffer_size = 256K read_rnd_buffer_size = 256K net_buffer_length = 2K thread_stack = 240K 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 8.拷贝启动脚本 ...
table_open_cache=4 #表告诉缓存的大小 sort_buffer_size=64k #排序buffer大小 thread_stack=128k #每一个线程分配多大内存 basedir=/usr/local/mysql #多实例必须开启的安装数据库目录 datadir=/data/mydata2 #数据目录 server-id=244 #主从复制ID必须不一样 ...
thread_cache_size = 512 table_open_cache = 16384 table_definition_cache = 16384 sort_buffer_size = 2M join_buffer_size = 2M read_buffer_size = 4M read_rnd_buffer_size = 4M key_buffer_size = 64M myisam_sort_buffer_size= 64M
table_open_cache = 256 sort_buffer_size = 1M read_buffer_size = 1M read_rnd_buffer_size = 4M myisam_sort_buffer_size = 64M thread_cache_size = 8 query_cache_size= 16M # Try number of CPU's*2 for thread_concurrency thread_concurrency = 4 ...