diff --git a/nixos/modules/monitoring/server/grafana-dashboards/services-overview.json b/nixos/modules/monitoring/server/grafana-dashboards/services-overview.json
index fb812227083697bdf60192e9fc63c0a124b27750..3c785964e74a6a7b901fbfe8ec4454ec8b27a0e2 100644
--- a/nixos/modules/monitoring/server/grafana-dashboards/services-overview.json
+++ b/nixos/modules/monitoring/server/grafana-dashboards/services-overview.json
@@ -39,7 +39,7 @@
       },
       "id": 39,
       "panels": [],
-      "title": "Tahoe-LAFS Overview (WIP)",
+      "title": "Tahoe-LAFS Overview",
       "type": "row"
     },
     {
@@ -47,7 +47,7 @@
         "type": "prometheus",
         "uid": "LocalPrometheus"
       },
-      "description": "Positive values are read & get queries (== server sending over the network)",
+      "description": "",
       "fieldConfig": {
         "defaults": {
           "color": {
@@ -129,7 +129,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "-sum(irate(tahoe_counters_storage_server_allocate[$__range]))",
+          "expr": "sum(irate(tahoe_counters_storage_server_allocate[$__range]))",
           "instant": false,
           "legendFormat": "allocate",
           "range": true,
@@ -141,7 +141,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "-sum(irate(tahoe_counters_storage_server_writev[$__range]))",
+          "expr": "sum(irate(tahoe_counters_storage_server_writev[$__range]))",
           "hide": false,
           "instant": false,
           "legendFormat": "writev",
@@ -154,7 +154,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "-sum(irate(tahoe_counters_storage_server_write[$__range]))",
+          "expr": "sum(irate(tahoe_counters_storage_server_write[$__range]))",
           "hide": false,
           "instant": false,
           "legendFormat": "write",
@@ -167,7 +167,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "-sum(irate(tahoe_counters_storage_server_close[$__range]))",
+          "expr": "sum(irate(tahoe_counters_storage_server_close[$__range]))",
           "hide": false,
           "instant": false,
           "legendFormat": "close",
@@ -180,7 +180,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "sum(irate(tahoe_counters_storage_server_get[$__range]))",
+          "expr": "-sum(irate(tahoe_counters_storage_server_get[$__range]))",
           "hide": false,
           "instant": false,
           "legendFormat": "get",
@@ -193,7 +193,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "sum(irate(tahoe_counters_storage_server_read[$__range]))",
+          "expr": "-sum(irate(tahoe_counters_storage_server_read[$__range]))",
           "hide": false,
           "instant": false,
           "legendFormat": "read",
@@ -206,7 +206,7 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "sum(irate(tahoe_counters_storage_server_readv[$__range]))",
+          "expr": "-sum(irate(tahoe_counters_storage_server_readv[$__range]))",
           "hide": false,
           "instant": false,
           "legendFormat": "readv",
@@ -318,6 +318,7 @@
         "type": "prometheus",
         "uid": "LocalPrometheus"
       },
+      "description": "Sum of all latency means.",
       "fieldConfig": {
         "defaults": {
           "color": {
@@ -368,7 +369,8 @@
                 "value": 80
               }
             ]
-          }
+          },
+          "unit": "s"
         },
         "overrides": []
       },
@@ -398,29 +400,17 @@
             "uid": "LocalPrometheus"
           },
           "editorMode": "code",
-          "expr": "tahoe_stats_storage_server_latencies_read_mean + tahoe_stats_storage_server_latencies_readv_mean",
+          "exemplar": false,
+          "expr": "(tahoe_stats_storage_server_latencies_allocate_mean or vector(0) +\r\ntahoe_stats_storage_server_latencies_close_mean or vector(0) +\r\ntahoe_stats_storage_server_latencies_get_mean or vector(0) +\r\ntahoe_stats_storage_server_latencies_read_mean or vector(0) +\r\ntahoe_stats_storage_server_latencies_readv_mean or vector(0) +\r\ntahoe_stats_storage_server_latencies_write_mean or vector(0) +\r\ntahoe_stats_storage_server_latencies_writev_mean or vector(0)) != 0\r\n",
           "hide": false,
           "instant": false,
           "interval": "",
           "legendFormat": "{{instance}}",
           "range": true,
           "refId": "A"
-        },
-        {
-          "datasource": {
-            "type": "prometheus",
-            "uid": "LocalPrometheus"
-          },
-          "editorMode": "code",
-          "expr": "tahoe_stats_storage_server_latencies_readv{quantile=\"0.990\"}",
-          "hide": true,
-          "instant": false,
-          "legendFormat": "{{instance}}",
-          "range": true,
-          "refId": "B"
         }
       ],
-      "title": "Latencies (WIP)",
+      "title": "Latencies",
       "type": "timeseries"
     },
     {
@@ -856,13 +846,13 @@
     "list": []
   },
   "time": {
-    "from": "now-12h",
+    "from": "now-7d",
     "to": "now"
   },
   "timepicker": {},
   "timezone": "",
   "title": "Services overview",
   "uid": "ServicesOverview",
-  "version": 3,
+  "version": 6,
   "weekStart": ""
 }