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OneFS 8.0.1 introduced performance resource management, which provides statistics for the resources used by jobs—both clusterwide and per-node. The isi statistics workload CLI command provides this information. Available in a “top” format, this command displays the top jobs and processes, and periodically updates the information.
For example, the following syntax shows and indefinitely refreshes the top five processes on a cluster:
The resource statistics tracked per process, per job, and per node include CPU, reads, writes, and L2 and L3 cache data.