Man pages matching name net::prometheus::processcollector::linux in section 3pm:

Net::Prometheus::ProcessCollector::linux.3pm.en	debian 10 / libnet-prometheus-perl
Net::Prometheus::ProcessCollector::linux.3pm.en	debian 11 / libnet-prometheus-perl
Net::Prometheus::ProcessCollector::linux.3pm.en	debian 12 / libnet-prometheus-perl