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resmgr:I/O rate limit

Short Description

The session is waiting for I/O bandwidth to be allocated to queue an I/O request.

Detailed Description​

Resource Manager is in operation and managing PDB I/O workload.

Oracle resource management allows the management of competing workloads within servers and databases. It is used to manage Pluggable Database (PDB) resource consumption within a Container Database (CDB). Control of resources within Maintenance Windows in Oracle is also controlled by the Resource Manager.

How to reduce this wait​

Review the resource manager configuration and throttling information to ensure appropriate resources are given to your database. To reduce this wait, raise the I/O limits for the PDB in question. Review MAX_IOPS and MAX_MBPS for your PDB_ID

You may see resmgr waits appearing if you have enabled scheduled maintenance window.

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