ORA-07454: queue timeout, string second(s), exceeded

文档解释

ORA-07454: queue timeout, string second(s), exceeded

Cause: User session queued for longer than maximum specified queue queue duration time for consumer group.

Action: Re-submit job at a later time or increase queue timeout.

ORA-07454:queue timeout,string second(s),exceeded是由于数据库等待队列中发出信号的超时错误。

官方解释

ORA-07454: queue timeout, string second(s), exceeded

Cause: The time limit for the specified queue has exceeded.

Action: Increase the time limit or consider allocating more resources to the queue to avoid this error.

常见案例

ORA-07454: queue timeout, string second(s), exceeded通常发生在收到和处理信号的情况下,例如像begin backup operations, suspend processing, initiate snap backup, lock table等。

正常处理方法及步骤

1. 检查等待队列中发出的信号是否超出了设定的超时值;

2. 尝试增加应用程序中定义的超时值;

3. 为等待队列中分配更多资源;

4. 确保数据库系统能够正常运行,确保它有足够的资源能够支持等待队列中发出的信号。

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