docker_compose: node-exporter-dashboard: use new path.rootfs option

Signed-off-by: Eduardo Silva <[email protected]>

Author: edsiper

docker_compose/node-exporter-dashboard/docker-compose.yml

@@ -4,14 +4,13 @@ services:
   fluentbit:
     image: fluent/fluent-bit:latest
     container_name: fluentbit
-    command: /fluent-bit/bin/fluent-bit -i node_exporter_metrics -p path.procfs=/host/proc -p path.sysfs=/host/sys -o prometheus_exporter -p "add_label=host fluentbit" -f 1
+    command: /fluent-bit/bin/fluent-bit -i node_exporter_metrics -p path.rootfs=/host -o prometheus_exporter -p "add_label=host fluentbit" -f 1
     ports:
       - 2021:2021
     networks:
       - exporter-network
     volumes:
-      - /proc:/host/proc
-      - /sys:/host/sys
+      - /:/host:ro
 
   grafana:
     image: grafana/grafana:latest