{"id":182510,"date":"2024-11-09T23:03:30","date_gmt":"2024-11-09T15:03:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182510\/"},"modified":"2024-11-09T23:03:31","modified_gmt":"2024-11-09T15:03:31","slug":"%e5%8d%81%e5%a4%a7%e6%9c%80%e5%80%bc%e5%be%97%e6%b3%a8%e6%84%8f%e7%9a%84mysql%e8%ae%8a%e9%87%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182510\/","title":{"rendered":"\u5341\u5927\u6700\u503c\u5f97\u6ce8\u610f\u7684MySQL\u8b8a\u91cf"},"content":{"rendered":"

\u5341\u5927\u6700\u503c\u5f97\u6ce8\u610f\u7684MySQL\u8b8a\u91cf<\/h1>\n

MySQL\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u958b\u6e90\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u56e0\u5176\u9ad8\u6548\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u958b\u767c\u8005\u7684\u9752\u775e\u3002\u5728\u4f7f\u7528MySQL\u6642\uff0c\u4e86\u89e3\u5176\u914d\u7f6e\u8b8a\u91cf\u5c0d\u65bc\u512a\u5316\u6027\u80fd\u548c\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5341\u5927\u6700\u503c\u5f97\u6ce8\u610f\u7684MySQL\u8b8a\u91cf\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u548c\u8abf\u6574\u5176\u6578\u64da\u5eab\u74b0\u5883\u3002<\/p>\n

1. max_connections<\/h2>\n

\u6b64\u8b8a\u91cf\u5b9a\u7fa9\u4e86MySQL\u540c\u6642\u5141\u8a31\u7684\u6700\u5927\u9023\u63a5\u6578\u3002\u9ed8\u8a8d\u503c\u901a\u5e38\u70ba151\uff0c\u4f46\u6839\u64da\u61c9\u7528\u9700\u6c42\uff0c\u53ef\u80fd\u9700\u8981\u8abf\u6574\u3002\u904e\u4f4e\u7684\u503c\u6703\u5c0e\u81f4\u9023\u63a5\u88ab\u62d2\u7d55\uff0c\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n

SHOW VARIABLES LIKE 'max_connections';<\/code><\/pre>\n
2. innodb_buffer_pool_size<\/h2>\n
\u9019\u662fInnoDB\u5b58\u5132\u5f15\u64ce\u7528\u4f86\u7de9\u5b58\u6578\u64da\u548c\u7d22\u5f15\u7684\u5167\u5b58\u5340\u57df\u3002\u9069\u7576\u5730\u8a2d\u7f6e\u6b64\u8b8a\u91cf\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u4e00\u822c\u5efa\u8b70\u5c07\u5176\u8a2d\u7f6e\u70ba\u53ef\u7528\u5167\u5b58\u768470%-80%\u3002<\/p>\n
SHOW VARIABLES LIKE 'innodb_buffer_pool_size';<\/code><\/pre>\n
3. query_cache_size<\/h2>\n
\u67e5\u8a62\u7de9\u5b58\u7684\u5927\u5c0f\uff0c\u9019\u500b\u8b8a\u91cf\u53ef\u4ee5\u63d0\u9ad8\u91cd\u8907\u67e5\u8a62\u7684\u6027\u80fd\u3002\u96d6\u7136\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u67e5\u8a62\u7de9\u5b58\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u4f46\u5728\u9ad8\u5beb\u5165\u8ca0\u8f09\u7684\u74b0\u5883\u4e2d\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u6b64\u9700\u8981\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002<\/p>\n
SHOW VARIABLES LIKE 'query_cache_size';<\/code><\/pre>\n
4. tmp_table_size<\/h2>\n
\u6b64\u8b8a\u91cf\u5b9a\u7fa9\u4e86MySQL\u5728\u5167\u5b58\u4e2d\u5275\u5efa\u81e8\u6642\u8868\u7684\u6700\u5927\u5927\u5c0f\u3002\u5982\u679c\u81e8\u6642\u8868\u8d85\u904e\u6b64\u5927\u5c0f\uff0c\u5247\u6703\u8f49\u63db\u70ba\u78c1\u789f\u81e8\u6642\u8868\uff0c\u9019\u6703\u5f71\u97ff\u6027\u80fd\u3002\u6839\u64da\u61c9\u7528\u9700\u6c42\u8abf\u6574\u6b64\u503c\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n
SHOW VARIABLES LIKE 'tmp_table_size';<\/code><\/pre>\n
5. sort_buffer_size<\/h2>\n
\u6b64\u8b8a\u91cf\u5b9a\u7fa9\u4e86\u6bcf\u500b\u9023\u63a5\u5728\u9032\u884c\u6392\u5e8f\u64cd\u4f5c\u6642\u53ef\u7528\u7684\u5167\u5b58\u5927\u5c0f\u3002\u589e\u52a0\u6b64\u503c\u53ef\u4ee5\u63d0\u9ad8\u6392\u5e8f\u6027\u80fd\uff0c\u4f46\u904e\u9ad8\u7684\u8a2d\u7f6e\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u4e0d\u8db3\u3002<\/p>\n
SHOW VARIABLES LIKE 'sort_buffer_size';<\/code><\/pre>\n
6. read_buffer_size<\/h2>\n
\u9019\u662f\u6bcf\u500b\u9023\u63a5\u5728\u9032\u884c\u5168\u8868\u6383\u63cf\u6642\u53ef\u7528\u7684\u7de9\u885d\u5340\u5927\u5c0f\u3002\u9069\u7576\u8abf\u6574\u6b64\u8b8a\u91cf\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u6578\u64da\u96c6\u6642\u3002<\/p>\n
SHOW VARIABLES LIKE 'read_buffer_size';<\/code><\/pre>\n
7. innodb_log_file_size<\/h2>\n
\u6b64\u8b8a\u91cf\u5b9a\u7fa9\u4e86InnoDB\u91cd\u505a\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\u3002\u8f03\u5927\u7684\u65e5\u8a8c\u6587\u4ef6\u53ef\u4ee5\u63d0\u9ad8\u5beb\u5165\u6027\u80fd\uff0c\u4f46\u4e5f\u6703\u589e\u52a0\u6062\u5fa9\u6642\u9593\u3002\u6839\u64da\u6578\u64da\u5eab\u7684\u5beb\u5165\u8ca0\u8f09\u9032\u884c\u8abf\u6574\u662f\u5fc5\u8981\u7684\u3002<\/p>\n
SHOW VARIABLES LIKE 'innodb_log_file_size';<\/code><\/pre>\n
8. innodb_flush_log_at_trx_commit<\/h2>\n
\u6b64\u8b8a\u91cf\u63a7\u5236InnoDB\u5982\u4f55\u8655\u7406\u65e5\u8a8c\u7684\u5237\u65b0\u3002\u8a2d\u7f6e\u70ba1\u6642\uff0c\u8868\u793a\u6bcf\u6b21\u4e8b\u52d9\u63d0\u4ea4\u6642\u90fd\u6703\u5c07\u65e5\u8a8c\u5beb\u5165\u78c1\u789f\uff0c\u9019\u662f\u6700\u5b89\u5168\u7684\u9078\u64c7\uff0c\u4f46\u6027\u80fd\u8f03\u4f4e\u3002\u8a2d\u7f6e\u70ba2\u62160\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u4f46\u6703\u589e\u52a0\u6578\u64da\u4e1f\u5931\u7684\u98a8\u96aa\u3002<\/p>\n
SHOW VARIABLES LIKE 'innodb_flush_log_at_trx_commit';<\/code><\/pre>\n
9. character_set_server<\/h2>\n
\u6b64\u8b8a\u91cf\u5b9a\u7fa9\u4e86MySQL\u670d\u52d9\u5668\u7684\u9ed8\u8a8d\u5b57\u7b26\u96c6\u3002\u6839\u64da\u61c9\u7528\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5b57\u7b26\u96c6\u53ef\u4ee5\u907f\u514d\u6578\u64da\u5b58\u5132\u548c\u6aa2\u7d22\u6642\u51fa\u73fe\u7de8\u78bc\u554f\u984c\u3002<\/p>\n
SHOW VARIABLES LIKE 'character_set_server';<\/code><\/pre>\n
10. wait_timeout<\/h2>\n
\u6b64\u8b8a\u91cf\u5b9a\u7fa9\u4e86MySQL\u5728\u95dc\u9589\u7a7a\u9592\u9023\u63a5\u4e4b\u524d\u7b49\u5f85\u7684\u6642\u9593\u3002\u9069\u7576\u8abf\u6574\u6b64\u503c\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u8cc7\u6e90\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u9023\u63a5\u5360\u7528\u3002<\/p>\n
SHOW VARIABLES LIKE 'wait_timeout';<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u4e86\u89e3\u548c\u8abf\u6574\u9019\u4e9bMySQL\u8b8a\u91cf\u5c0d\u65bc\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u6839\u64da\u5177\u9ad4\u7684\u61c9\u7528\u9700\u6c42\u548c\u74b0\u5883\uff0c\u9069\u7576\u7684\u914d\u7f6e\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6548\u7387\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u53ef\u9760\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5341\u5927\u6700\u503c\u5f97\u6ce8\u610f\u7684MySQL\u8b8a\u91cf\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7ba1\u7406\u6548\u7387\uff0c\u52a9\u60a8\u512a\u5316\u67e5\u8a62\u548c\u914d\u7f6e\u8a2d\u7f6e\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-182510","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182510","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=182510"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182510\/revisions"}],"predecessor-version":[{"id":182511,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182510\/revisions\/182511"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=182510"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=182510"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=182510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}