show status; 当前连接数
| tc_log_max_pages_used | 0 |
| tc_log_page_size | 0 |
| tc_log_page_waits | 0 |
| threads_cached | 0 |
| threads_connected | 107 |
| threads_created | 3252 |
| threads_running | 104 |
| uptime | 863
show variables; 当前设置连接数
max_binlog_cache_size | 4294967295 |
| max_binlog_size | 1073741824 |
| max_connect_errors | 10 |
| max_connections | 2000 |
| max_delayed_threads | 20 |
| max_error_count | 64 |
| max_heap_table_size | 16777216
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