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[taler-grid5k] 14/73: update dashboard exports


From: gnunet
Subject: [taler-grid5k] 14/73: update dashboard exports
Date: Tue, 14 Dec 2021 15:09:56 +0100

This is an automated email from the git hooks/post-receive script.

marco-boss pushed a commit to branch master
in repository grid5k.

commit 2fb9f2a5a5c2188dda7ffdd2d0a80272d12bd806
Author: Boss Marco <bossm8@bfh.ch>
AuthorDate: Sat Nov 27 18:32:06 2021 +0100

    update dashboard exports
---
 .../{Database-1637966321603.json => database.json} |   0
 .../grafana/{Logs-1637966391041.json => logs.json} |   0
 additional/grafana/overview.json                   | 992 +++++++++++++++++++++
 ...-1637966376214.json => request-statistics.json} |   0
 ...e-1637966274568.json => taler-performance.json} |  20 +-
 additional/grafana/tbd                             |   0
 ...ctions-1637966362060.json => transactions.json} |   0
 experiment/scripts/database.sh                     |   2 +-
 experiment/scripts/run.sh                          |   2 -
 notes.txt                                          |   2 +
 10 files changed, 1005 insertions(+), 13 deletions(-)

diff --git a/additional/grafana/Database-1637966321603.json 
b/additional/grafana/database.json
similarity index 100%
rename from additional/grafana/Database-1637966321603.json
rename to additional/grafana/database.json
diff --git a/additional/grafana/Logs-1637966391041.json 
b/additional/grafana/logs.json
similarity index 100%
rename from additional/grafana/Logs-1637966391041.json
rename to additional/grafana/logs.json
diff --git a/additional/grafana/overview.json b/additional/grafana/overview.json
new file mode 100644
index 0000000..f006050
--- /dev/null
+++ b/additional/grafana/overview.json
@@ -0,0 +1,992 @@
+{
+  "__inputs": [
+    {
+      "name": "DS_PROMETHEUS",
+      "label": "Prometheus",
+      "description": "",
+      "type": "datasource",
+      "pluginId": "prometheus",
+      "pluginName": "Prometheus"
+    },
+    {
+      "name": "DS_LOKI",
+      "label": "Loki",
+      "description": "",
+      "type": "datasource",
+      "pluginId": "loki",
+      "pluginName": "Loki"
+    }
+  ],
+  "__requires": [
+    {
+      "type": "grafana",
+      "id": "grafana",
+      "name": "Grafana",
+      "version": "8.2.5"
+    },
+    {
+      "type": "datasource",
+      "id": "loki",
+      "name": "Loki",
+      "version": "1.0.0"
+    },
+    {
+      "type": "datasource",
+      "id": "prometheus",
+      "name": "Prometheus",
+      "version": "1.0.0"
+    },
+    {
+      "type": "panel",
+      "id": "timeseries",
+      "name": "Time series",
+      "version": ""
+    }
+  ],
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": "-- Grafana --",
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "target": {
+          "limit": 100,
+          "matchAny": false,
+          "tags": [],
+          "type": "dashboard"
+        },
+        "type": "dashboard"
+      }
+    ]
+  },
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "gnetId": null,
+  "graphTooltip": 1,
+  "id": null,
+  "links": [],
+  "liveNow": false,
+  "panels": [
+    {
+      "collapsed": false,
+      "datasource": null,
+      "gridPos": {
+        "h": 1,
+        "w": 24,
+        "x": 0,
+        "y": 0
+      },
+      "id": 13,
+      "panels": [],
+      "title": "Exchange",
+      "type": "row"
+    },
+    {
+      "datasource": null,
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byRegexp",
+              "options": "CPU Busy .*"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "percent"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 0,
+        "y": 1
+      },
+      "id": 2,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": "avg by (mode) (sum by (mode, instance) 
(rate(node_cpu_seconds_total{mode=~\"system|user\", 
component=\"exchange\"}[$__rate_interval])))",
+          "hide": false,
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "CPU Busy {{mode}}",
+          "refId": "B"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs CPU",
+      "type": "timeseries"
+    },
+    {
+      "datasource": null,
+      "description": "",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byRegexp",
+              "options": "Network (.*)"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "bps"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 12,
+        "y": 1
+      },
+      "id": 7,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": 
"sum(rate(node_network_receive_bytes_total{component=\"exchange\"}[$__rate_interval])
 + rate(node_network_transmit_bytes_total{component=\"exchange\"} 
[$__rate_interval]))*8",
+          "hide": false,
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Network Bandwidth",
+          "refId": "B"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs Network Traffic",
+      "type": "timeseries"
+    },
+    {
+      "collapsed": false,
+      "datasource": null,
+      "gridPos": {
+        "h": 1,
+        "w": 24,
+        "x": 0,
+        "y": 10
+      },
+      "id": 15,
+      "panels": [],
+      "title": "Database",
+      "type": "row"
+    },
+    {
+      "datasource": null,
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byRegexp",
+              "options": "CPU Busy .*"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "percent"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 0,
+        "y": 11
+      },
+      "id": 3,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": "avg by (mode) (sum by (mode, 
instance)(rate(node_cpu_seconds_total{mode=~\"system|user|iowait\", 
component=\"database\"}[$__rate_interval])) )",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "CPU Busy {{mode}}",
+          "refId": "B"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs CPU",
+      "type": "timeseries"
+    },
+    {
+      "datasource": null,
+      "description": "",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byRegexp",
+              "options": "Network (.*)"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "bps"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 12,
+        "y": 11
+      },
+      "id": 8,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": 
"sum(rate(node_network_receive_bytes_total{component=\"database\"}[$__rate_interval])
 + rate(node_network_transmit_bytes_total{component=\"database\"} 
[$__rate_interval]))*8",
+          "hide": false,
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Network Bandwidth",
+          "refId": "B"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs Network Traffic",
+      "type": "timeseries"
+    },
+    {
+      "datasource": null,
+      "description": "",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "Database Size"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "bytes"
+              }
+            ]
+          },
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "Total Requests"
+            },
+            "properties": [
+              {
+                "id": "unit",
+                "value": "short"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 0,
+        "y": 20
+      },
+      "id": 5,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "nginx_http_requests_total{}",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Total Requests",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": "sum(pg_database_size_bytes{instance=\"127.0.0.1:9187\"})",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "Database Size",
+          "refId": "C"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Total Requests vs Disk Space used",
+      "type": "timeseries"
+    },
+    {
+      "datasource": null,
+      "description": "",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "I/O Utilization"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "percentunit"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 12,
+        "y": 20
+      },
+      "id": 9,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": 
"sum(rate(node_disk_io_time_seconds_total{component=\"database\"} 
[$__rate_interval]))",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "I/O Utilization",
+          "refId": "C"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs I/O Utilization",
+      "type": "timeseries"
+    },
+    {
+      "datasource": null,
+      "description": "",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "Cache Hit Rate"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "unit",
+                "value": "percentunit"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 0,
+        "y": 29
+      },
+      "id": 10,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "exemplar": true,
+          "expr": "pg_stat_database_blks_hit{instance=\"127.0.0.1:9187\", 
datname!~\"postgres|template.*|\"} / 
(pg_stat_database_blks_read{instance=\"127.0.0.1:9187\", 
datname!~\"postgres|template.*|\"} + 
pg_stat_database_blks_hit{instance=\"127.0.0.1:9187\", 
datname!~\"postgres|template.*|\"})",
+          "hide": false,
+          "interval": "",
+          "legendFormat": "Cache Hit Rate",
+          "refId": "C"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs Cache Hit Rate",
+      "type": "timeseries"
+    },
+    {
+      "datasource": "-- Mixed --",
+      "description": "",
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "lineInterpolation": "linear",
+            "lineWidth": 2,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green",
+                "value": null
+              }
+            ]
+          }
+        },
+        "overrides": [
+          {
+            "matcher": {
+              "id": "byName",
+              "options": "Slow Queries"
+            },
+            "properties": [
+              {
+                "id": "custom.axisPlacement",
+                "value": "right"
+              },
+              {
+                "id": "custom.axisLabel",
+                "value": "Slow Queries / Second"
+              },
+              {
+                "id": "unit",
+                "value": "SQ/s"
+              }
+            ]
+          }
+        ]
+      },
+      "gridPos": {
+        "h": 9,
+        "w": 12,
+        "x": 12,
+        "y": 29
+      },
+      "id": 11,
+      "interval": null,
+      "maxDataPoints": 500,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom"
+        },
+        "tooltip": {
+          "mode": "single"
+        }
+      },
+      "targets": [
+        {
+          "datasource": "${DS_PROMETHEUS}",
+          "exemplar": true,
+          "expr": "sum(rate(nginx_http_requests_total{} [$__rate_interval]))",
+          "interval": "",
+          "intervalFactor": 1,
+          "legendFormat": "Requests per Second",
+          "refId": "A"
+        },
+        {
+          "datasource": "${DS_LOKI}",
+          "expr": "rate({app=\"taler-database\"} |~ \"duration:\" [1m])",
+          "hide": false,
+          "legendFormat": "Slow Queries",
+          "refId": "C"
+        }
+      ],
+      "timeFrom": null,
+      "title": "Requests vs Slow Queries",
+      "type": "timeseries"
+    }
+  ],
+  "schemaVersion": 32,
+  "style": "dark",
+  "tags": [
+    "taler",
+    "performance"
+  ],
+  "templating": {
+    "list": []
+  },
+  "time": {
+    "from": "now-3h",
+    "to": "now"
+  },
+  "timepicker": {},
+  "timezone": "",
+  "title": "Overview",
+  "uid": "rkyhDAt7z",
+  "version": 30
+}
\ No newline at end of file
diff --git a/additional/grafana/Request Statistics-1637966376214.json 
b/additional/grafana/request-statistics.json
similarity index 100%
rename from additional/grafana/Request Statistics-1637966376214.json
rename to additional/grafana/request-statistics.json
diff --git a/additional/grafana/Taler Performance-1637966274568.json 
b/additional/grafana/taler-performance.json
similarity index 96%
rename from additional/grafana/Taler Performance-1637966274568.json
rename to additional/grafana/taler-performance.json
index 22333e0..282dcca 100644
--- a/additional/grafana/Taler Performance-1637966274568.json   
+++ b/additional/grafana/taler-performance.json
@@ -65,8 +65,8 @@
       "description": "",
       "gridPos": {
         "h": 5,
-        "w": 5,
-        "x": 0,
+        "w": 4,
+        "x": 5,
         "y": 0
       },
       "id": 8,
@@ -83,9 +83,9 @@
       "datasource": null,
       "description": "",
       "gridPos": {
-        "h": 8,
-        "w": 9,
-        "x": 7,
+        "h": 7,
+        "w": 5,
+        "x": 9,
         "y": 0
       },
       "id": 6,
@@ -102,9 +102,9 @@
       "datasource": null,
       "description": "",
       "gridPos": {
-        "h": 5,
-        "w": 5,
-        "x": 19,
+        "h": 6,
+        "w": 4,
+        "x": 14,
         "y": 0
       },
       "id": 9,
@@ -123,7 +123,7 @@
         "h": 13,
         "w": 13,
         "x": 5,
-        "y": 8
+        "y": 7
       },
       "id": 4,
       "options": {
@@ -172,5 +172,5 @@
   "timezone": "",
   "title": "Taler Performance",
   "uid": "YwfzrVd7z",
-  "version": 21
+  "version": 22
 }
\ No newline at end of file
diff --git a/additional/grafana/tbd b/additional/grafana/tbd
deleted file mode 100644
index e69de29..0000000
diff --git a/additional/grafana/Transactions-1637966362060.json 
b/additional/grafana/transactions.json
similarity index 100%
rename from additional/grafana/Transactions-1637966362060.json
rename to additional/grafana/transactions.json
diff --git a/experiment/scripts/database.sh b/experiment/scripts/database.sh
index a7e824b..514e9ba 100755
--- a/experiment/scripts/database.sh
+++ b/experiment/scripts/database.sh
@@ -27,7 +27,7 @@ then
   max_worker_processes=16
   max_connections=500
   # out of shared memory
-  max_locks_per_transaction=100
+  max_locks_per_transaction=80
   " >> /etc/postgresql/13/main/postgresql.conf
   
   # Enable password for taler since this is commonly the case
diff --git a/experiment/scripts/run.sh b/experiment/scripts/run.sh
index c0190da..9a2f99d 100644
--- a/experiment/scripts/run.sh
+++ b/experiment/scripts/run.sh
@@ -25,7 +25,6 @@ case "${HOSTNAME}" in
     set_host exchange
     set_ddn ${EXCHANGE_DOMAIN}
     enable_netdelay ${DATABASE_DOMAIN}
-    enable_logbackup
     exec ~/scripts/exchange.sh init
     ;;
   ${MERCHANT_HOSTS})
@@ -42,7 +41,6 @@ case "${HOSTNAME}" in
     set_host proxy
     set_ddn ${PROXY_DOMAIN}
     enable_netdelay ${EXCHANGE_DOMAIN}
-    enable_logbackup
     exec ~/scripts/proxy.sh init
     ;;
   ${DNS_HOSTS})
diff --git a/notes.txt b/notes.txt
index 1165b70..a39ccb9 100644
--- a/notes.txt
+++ b/notes.txt
@@ -23,3 +23,5 @@
 * espec - possibility to rerun and override previously uploaded files 
(directory type) or at leat a pre-upload execute step to clean manually
 * espec - states 'permissions' as keyword where it is really 'permission' only
 * ansible not working with debian 11 - install script fails - but even when 
installed manually it hangs in preparing ansible dir
+* Maybe add a grouping option, so multi command can be run on a group rather 
than manually selecting the matching nodes
+* Espec should have the permission to scp or ssh - auth forwarding?

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