oracle的no dp slot available to create server 错误-爱代码爱编程
报这个消息得原因是因为在某个instance上无法spawn parallel slave process。
是属于parallel query方面的问题
2023-03-17T09:31:27.902378-07:00
CDB1PDB25181(128):No DP Slot available to create server, tracefile /u01/log/main0313/diag/rdbms/cdb1/cdb11/trace/cdb11_ora_1027.trc
CDB1PDB25181(128):No DP Slot available to create server, tracefile /u01/log/main0313/diag/rdbms/cdb1/cdb11/trace/cdb11_ora_1027.trc
I just wanted to let you all know, the resolution to this was to set
‘optimizer_adaptive_plans’ to false.
有人说设置’optimizer_adaptive_plans’ to false可以解决这个问题。
可以通过将parallel_max_servers这个参数设置的更大一些来解决。