A company's business runs on a set of Huawei all-flash storage devices. During the inspection process, the operation and maintenance engineer found that the average delay on the host side was 1000 ms, and the average delay on the storage side was 80

A company's business runs on a set of Huawei all-flash storage devices. During the inspection process, the operation and maintenance engineer found that the average delay on the host side was 1000 ms, and the average delay on the storage side was 800 ms. Operation and maintenance engineers should collect storage operation information and logs, and open performance monitoring tools to analyze front-end host ports, cache performance, LUN performance and hard disk performance.

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