The Grafana dashboards for Nodes 01-06 report object storage latency, reqs per second, throughput, success/failure count. Data for Nodes 07-10 are either blank or report 'No Data Points'. Latency, for example is from the Graphite tree:
Harvest doesn't report any stats by UUID either ...
# ./perf-counters-utility -host host -user username -pass password -d -f object_store_client_op -n node07:kernel:0
## Connected successfully to host running 97P1
API call failed with reason: For object_store_client_op object, no instances were found to match the given query
but ONTAP does have stats for the specific object/counter and node/instance pair.