ORA-15563: workload replay client cannot spawn new threads
Cause: The Workload Replay Client does not have enough resource (CPU or memory) to spawn new threads.
Action: Restart the workload replay after allocating more resource (CPU and memory) to the Workload Replay Client or use more hosts as replay clients to drive the workload.
ORA-15563错误是指“工作量重放客户端无法创建新线程”。这个错误表明在重放动作完全执行完毕之前,服务器进程不能以期望的速度传递处理SQL会话任务。
1)检查是否存在异常应用请求活动,如果存在,可以采取调整操作来减少压力;
2)增加线程池大小,以便减轻服务器负载;
3)检查系统内存配置是否有多余的空间;
4)降低数据库服务器的负载,以减少对可用内存的需求。