Below are the VPS-friendly options for Prometheus node_exporter: most of hardware stuff make no sense on virtual servers, xfs, zfs, btrfs make no sense for me personally, bonding, fiberchannel, etc make no sense for $5 machines.
# enable list, then disable list
/usr/bin/node_exporter \
--collector.processes \
--collector.systemd \
--no-collector.bcache.priorityStats \
--no-collector.arp \
--no-collector.bcache \
--no-collector.bonding \
--no-collector.dmi \
--no-collector.edac \
--no-collector.entropy \
--no-collector.fibrechannel \
--no-collector.infiniband \
--no-collector.rapl \
--no-collector.btrfs \
--no-collector.xfs \
--no-collector.zfs \
--web.listen-address=127.0.0.1:9100