为了能快速了解并处理您的问题,请提供以下基础信息: 面板、插件版本:8.2.0 MySQL 8.0.36
mysql从5.7倒腾到MySQL 8.0.36 结果启动后磁盘爆满 大量io读写操作
刚开始是根目录磁盘爆满,改了mysql tmp的路径,然后路径盘,不到一会儿就写满了。
另一台MYSQL8.0.35没啥问题
相关截图(日志、错误):
- [client]
- #password = your_password
- port = 3306
- socket = /tmp/mysql.sock
- [mysqld]
- binlog_cache_size = 256K
- thread_stack = 512K
- join_buffer_size = 4096K
- max_heap_table_size = 2048M
- port = 3306
- socket = /tmp/mysql.sock
- datadir = /mydata/mysqldata
- default_storage_engine = InnoDB
- performance_schema_max_table_instances = 400
- table_definition_cache = 400
- skip-external-locking
- key_buffer_size = 1024M
- max_allowed_packet = 100G
- table_open_cache = 2048
- sort_buffer_size = 4096K
- net_buffer_length = 4K
- read_buffer_size = 4096K
- read_rnd_buffer_size = 2048K
- myisam_sort_buffer_size = 256M
- thread_cache_size = 256
- tmp_table_size = 2048M
- default_authentication_plugin = mysql_native_password
- lower_case_table_names = 1
- sql-mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
- explicit_defaults_for_timestamp = true
- #skip-name-resolve
- max_connections = 1500
- max_connect_errors = 100
- open_files_limit = 65535
- #skip-log-bin
- log-bin=mysql-bin
- binlog_format=mixed
- server-id = 1
- binlog_expire_logs_seconds = 604800
- expire_logs_days=7
- slow_query_log=1
- slow-query-log-file=/mydata/mysqldata/mysql-slow.log
- long_query_time=3
- #log_queries_not_using_indexes=on
- early-plugin-load = ""
- tmpdir = /mdata/mysqltmp
- innodb_tmpdir = /mdata/mysqltmp
- innodb_data_home_dir = /mydata/mysqldata
- innodb_data_file_path = ibdata1:10M:autoextend
- innodb_log_group_home_dir = /mydata/mysqldata
- innodb_buffer_pool_size = 80960M
- innodb_log_file_size = 4024M
- innodb_log_buffer_size = 4026M
- innodb_flush_log_at_trx_commit = 0
- innodb_lock_wait_timeout = 50
- innodb_max_dirty_pages_pct = 90
- innodb_read_io_threads = 64
- innodb_write_io_threads = 64
- innodb_io_capacity = 3000
- innodb_flush_method = O_DIRECT
- innodb_thread_concurrency = 0
- [mysqldump]
- quick
- max_allowed_packet = 500M
- [mysql]
- no-auto-rehash
- [myisamchk]
- key_buffer_size = 1024M
- sort_buffer_size = 16M
- read_buffer = 2M
- write_buffer = 2M
- [mysqlhotcopy]
- interactive-timeout
- # bt_mysql_set = 5
- # bt_mem_size = 103192.00
- # bt_query_cache_size = 384
复制代码
配置如上 |
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