resource-tuner(run.sh): start service only when needed with guard systemctl ops #184
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This PR hardens the resource-tuner runner’s service handling without changing any existing test logic or names.
Key changes:
systemctl is-active
/is-enabled
) and skip redundant actions.systemctl daemon-reload
before enable/start, then:systemctl status resource-tuner
for visibility.systemctl
is unavailable, emit a clear warning and continue (no hard fail).Why: