QKC_miner_stats_node_exporter.sh

  #!/bin/sh
#
# Expose directory usage metrics, passed as an argument.
#
# Usage: add this to crontab:
#
# */5 * * * * prometheus directory-size.sh /var/lib/prometheus | sponge /var/lib/node_exporter/directory_size.prom
#
# sed pattern taken from https://www.robustperception.io/monitoring-directory-sizes-with-the-textfile-collector/
#
# Author: Antoine Beaupré <anarcat@debian.org>
echo "# HELP QKC_miner_threads gauge miner threads running for QuarkChain miner"
echo "# TYPE QKC_miner_threads gauge"

main_pid=$(docker top quarkchain-miner | grep ethminer | awk '{print $2}')
miner_threads=$(grep "Name:" /proc/${main_pid}/task/*/status | grep -e "\bminer" | wc -l)
echo "QKC_miner_threads ${miner_threads}"