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Q1

An administrator is analyzing a high-throughput system where a batch application puts millions of small, persistent messages to a queue. Performance monitoring shows that the queue manager's log write latency is the primary bottleneck. The application cannot be changed to use non-persistent messages. The current application logic puts one message at a time and immediately issues a commit. The administrator wants to improve performance by changing how messages are grouped into units of work, without altering the queue manager's log configuration. Which change will provide the most significant performance improvement for this scenario? ```mermaid sequenceDiagram participant App as Batch Application participant QM as Queue Manager loop For each message App->>QM: MQPUT (Persistent) App->>QM: MQCMIT end ```