grafana: change the refresh period to 1s

scripts/grafana/provisioning/dashboards/pcm-provider.yml

@@ -16,7 +16,7 @@ providers:
   # <bool> enable dashboard editing
   editable: true
   # <int> how often Grafana will scan for changed dashboards
-  updateIntervalSeconds: 10
+  updateIntervalSeconds: 1
   # <bool> allow updating provisioned dashboards from the UI
   allowUiUpdates: false
   options:

scripts/grafana/start-prometheus.sh

@@ -68,6 +68,6 @@ ${CTR_RUN} network create prometheus-network || { echo "Error creating prometheu
 echo Starting prometheus
 ${CTR_RUN} run --name prometheus --network=prometheus-network -d -p 9090:9090 -v "$PWD"/prometheus.yml:/etc/prometheus/prometheus.yml:Z -v "$PWD"/prometheus_volume:/prometheus:Z quay.io/prometheus/prometheus:latest || { echo "Error starting prometheus"; exit 1; }
 echo Starting grafana
-${CTR_RUN} run -d --network=prometheus-network --name=grafana -p 3000:3000 -v "$PWD"/grafana_volume:/var/lib/grafana:Z -v "$PWD"/provisioning:/etc/grafana/provisioning:Z docker.io/grafana/grafana:latest || { echo "Error starting grafana"; exit 1; }
+${CTR_RUN} run -d --network=prometheus-network --name=grafana -p 3000:3000 -v "$PWD"/grafana_volume:/var/lib/grafana:Z -v "$PWD"/provisioning:/etc/grafana/provisioning:Z -e GF_DASHBOARDS_MIN_REFRESH_INTERVAL=1s docker.io/grafana/grafana:latest || { echo "Error starting grafana"; exit 1; }
 
 echo "Start browser at http://"`hostname`":3000/ or http://localhost:3000/ and login with admin user, password admin"

scripts/grafana/start.sh

@@ -72,6 +72,6 @@ ${CTR_RUN} run -d --name influxdb -p 8083:8083 -p 8086:8086 --network=influxdb-n
 echo Starting telegraf
 ${CTR_RUN} run -d --name telegraf --network=influxdb-network -v "$PWD"/telegraf.conf:/etc/telegraf/telegraf.conf:ro telegraf || { echo "Error starting telegraf"; exit 1; }
 echo Starting grafana
-${CTR_RUN} run -d --network=influxdb-network --name grafana -p 3000:3000 -v "$PWD"/provisioning:/etc/grafana/provisioning -v "$PWD"/grafana_volume:/var/lib/grafana grafana/grafana || { echo "Error starting grafana"; exit 1; }
+${CTR_RUN} run -d --network=influxdb-network --name grafana -p 3000:3000 -v "$PWD"/provisioning:/etc/grafana/provisioning -v "$PWD"/grafana_volume:/var/lib/grafana -e GF_DASHBOARDS_MIN_REFRESH_INTERVAL=1s grafana/grafana || { echo "Error starting grafana"; exit 1; }
 
 echo "Start browser at http://"`hostname`":3000/ or http://localhost:3000/ and login with admin user, password admin"

scripts/grafana/telegraf.conf.template

@@ -45,7 +45,7 @@
 
   ## Default flushing interval for all outputs. You shouldn't set this below
   ## interval. Maximum flush_interval will be flush_interval + flush_jitter
-  flush_interval = "10s"
+  flush_interval = "1s"
   ## Jitter the flush interval by a random amount. This is primarily to avoid
   ## large write spikes for users running a large number of telegraf instances.
   ## ie, a jitter of 5s and interval 10s means flushes will happen every 10-15s

src/dashboard.cpp

@@ -419,7 +419,7 @@ class Dashboard
         }
         result += R"PCMDELIMITER(
   ],
-  "refresh": "5s",
+  "refresh": "1s",
   "schemaVersion": 22,
   "style": "dark",
   "tags": [],
@@ -456,7 +456,22 @@ class Dashboard
     "from": "now-5m",
     "to": "now"
   },
-  "timepicker": {},
+  "timepicker": {
+    "refresh_intervals": [
+      "1s",
+      "2s",
+      "5s",
+      "10s",
+      "30s",
+      "1m",
+      "5m",
+      "15m",
+      "30m",
+      "1h",
+      "2h",
+      "1d"
+    ]
+  },
   "timezone": "",
   "title": ")PCMDELIMITER";
         result += title;