我的 mysql 服务器在 ubuntu 服务器上崩溃了。我需要检索日志。执行以下操作时：mysql> show variable like '%log%'; 我得到：
+-----------------------------------------+---------------------------------------+
| Variable_name | Value |
+-----------------------------------------+---------------------------------------+
| back_log | 50 |
| binlog_cache_size | 32768 |
| binlog_direct_non_transactional_updates | OFF |
| binlog_format | STATEMENT |
| binlog_stmt_cache_size | 32768 |
| expire_logs_days | 10 |
| general_log | ON |
| general_log_file | /var/log/mysql/mysql.log |
| innodb_flush_log_at_trx_commit | 1 |
| innodb_locks_unsafe_for_binlog | OFF |
| innodb_log_buffer_size | 8388608 |
| innodb_log_file_size | 5242880 |
| innodb_log_files_in_group | 2 |
| innodb_log_group_home_dir | ./ |
| innodb_mirrored_log_groups | 1 |
| log | ON |
| log_bin | OFF |
| log_bin_trust_function_creators | OFF |
| log_error | |
| log_output | FILE |
| log_queries_not_using_indexes | OFF |
| log_slave_updates | OFF |
| log_slow_queries | OFF |
| log_warnings | 1 |
| max_binlog_cache_size | 18446744073709547520 |
| max_binlog_size | 104857600 |
| max_binlog_stmt_cache_size | 18446744073709547520 |
| max_relay_log_size | 0 |
| relay_log | |
| relay_log_index | |
| relay_log_info_file | relay-log.info |
| relay_log_purge | ON |
| relay_log_recovery | OFF |
| relay_log_space_limit | 0 |
| slow_query_log | OFF |
| slow_query_log_file | /var/lib/mysql/echidna-music-slow.log |
| sql_log_bin | ON |
| sql_log_off | OFF |
| sync_binlog | 0 |
| sync_relay_log | 0 |
| sync_relay_log_info | 0 |
+-----------------------------------------+---------------------------------------+
41 rows in set (0.00 sec)
据我所知，没有定义文件来记录错误，对吗？
尽管我已将以下内容添加到 my.cnf：[mysqld_safe] log-error = /var/log/mysql/err.log
如何实现错误日志记录？
答案1
尝试将 [mysqld_safe] 部分下已有的“log-error”定义移动到 [mysqld] 部分
所以：
[mysqld]
log-error = /path/to/log/file