针对你提出的问题“column count of performance_schema.events_waits_current is wrong. expected 1”,我将从以下几个方面进行分析和解答: 确认performance_schema.events_waits_current表的实际列数: 在MySQL的performance_schema中,events_waits_current表用于存储当前正在等待的事件的信息。这个表的列数并不是固定的...
The events_waits_current table has these columns: THREAD_ID, EVENT_ID The thread associated with the event and the thread current event number when the event starts. The THREAD_ID and EVENT_ID values taken together uniquely identify the row. No two rows have the same pair of values. EN...
The events_waits_current table has these columns: THREAD_ID, EVENT_ID The thread associated with the event and the thread current event number when the event starts. The THREAD_ID and EVENT_ID values taken together uniquely identify the row. No two rows have the same pair of values. EN...
| events_waits_summary_by_instance | | events_waits_summary_by_thread_by_event_name | | events_waits_summary_global_by_event_name | | file_instances | | file_summary_by_event_name | | file_summary_by_instance | | mutex_instances | | performance_timers | | rwlock_instances | | setup...
setup_consumers中的事件表有层级之分 ,我们可以通过上面看到有global、thread、current、history、history_long,他们之间的层级如下: AI检测代码解析 global_instrumentation thread_instrumentation events_waits_current events_waits_history events_waits_history_long ...
One process will continue while the other waits for it to complete. IPC:AuroraOptimizedReadsCacheWriteStop A process is waiting for the background writer to stop writing into Optimized Reads tiered cache. IPC:BackupWaitWalArchive A process is waiting for write-ahead log (WAL) files required for...
As this event waits specifically for a message sent by another process, it is not possible to manually start any case of a process that has this start event. For example, for the two processes of the following design:Even though the tasks of both processes already have users and steps ...
TOTAL_WAITS: the total number of waits for the event. TIME_WAITED: the total wait time of the event. TOTAL_TIMEOUTS: the total number of wait timeouts for the event. AVERAGE_WAIT: the average wait time for the event. The following example shows how to query the statistics of wait event...
domreadyfires as soon as the entire DOM has loaded and is ready to modify. This event fires before image files and other resources have loaded, while the nativeloadevent waits until all page resources are finally available. If you use the standard YUI sandbox pattern with scripts at the bott...
The session waits to convert a buffer up from Shared Current to Exclusive Current status. Wait Time: 1 second Parameters: file# See "file#" block# See"block#" lenum See "lenum" on page A-8 global cache lock cleanup PMON is waiting for an LCK process to cleanup the lock context...