policy-observer scrape evidence @ 20260918T035554Z
url=http://127.0.0.1:9090
--- /metrics (head) ---
# HELP fluxvm_sentinel_observer_scrapes_total Completed policy-observer collection cycles.
# TYPE fluxvm_sentinel_observer_scrapes_total counter
fluxvm_sentinel_observer_scrapes_total 1
# HELP fluxvm_sentinel_observer_scrape_errors_total Collection errors across bpftool/tc/filesystem sources.
# TYPE fluxvm_sentinel_observer_scrape_errors_total counter
fluxvm_sentinel_observer_scrape_errors_total 1
# HELP fluxvm_sentinel_observer_vms FluxVM VM pin directories observed on this node.
# TYPE fluxvm_sentinel_observer_vms gauge
fluxvm_sentinel_observer_vms 0
# HELP fluxvm_sentinel_observer_last_scrape_unixtime Unix timestamp of the most recent collection cycle.
# TYPE fluxvm_sentinel_observer_last_scrape_unixtime gauge
fluxvm_sentinel_observer_last_scrape_unixtime 1.789703753e+09
--- series of interest ---
metrics_bytes=785
--- RSS ---
2556819 /tmp/fluxvm-policy-observer -listen 127.0.0.1:9090
--- sizing model ---
{
  "vms": 1000,
  "rules_per_vm": 64,
  "estimated_metric_series": 72000,
  "estimated_exposition_bytes": 12960000,
  "estimated_percpu_counter_bytes": 34816000,
  "note": "capacity model; measure real RSS/scrape latency on target nodes before GA"
}
--- process RSS ---
Name:	fluxvm-policy-o
Pid:	2556819
VmSize:	 1784052 kB
VmRSS:	    8824 kB