From 20311f6065a5f2104bdaa370608edf8691935d2b Mon Sep 17 00:00:00 2001
From: Roman Khavronenko <hagen1778@gmail.com>
Date: Wed, 28 Oct 2020 18:10:46 +0000
Subject: [PATCH] dashboard: clarify the purpose of `Concurrent flushes on
 disk` panel (#849)

Current description led to confusion at https://victoriametrics.slack.com/archives/CGZF1H6L9/p1603270014273800
---
 dashboards/victoriametrics.json | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/dashboards/victoriametrics.json b/dashboards/victoriametrics.json
index 7cd4f18d5..095fab4f3 100644
--- a/dashboards/victoriametrics.json
+++ b/dashboards/victoriametrics.json
@@ -56,7 +56,7 @@
   "gnetId": 10229,
   "graphTooltip": 0,
   "id": null,
-  "iteration": 1599034965731,
+  "iteration": 1603307754894,
   "links": [
     {
       "icon": "doc",
@@ -925,7 +925,7 @@
       "dashLength": 10,
       "dashes": false,
       "datasource": "$ds",
-      "description": "Shows how many ongoing insertions are taking place.\n* `max` - equal to number of CPU * 2\n* `current` - current number of goroutines busy with inserting rows into storage\n\nWhen `current` hits `max` constantly, it means storage is overloaded and require more CPU.",
+      "description": "Shows how many ongoing insertions (not API /write calls) on disk are taking place, where:\n* `max` - equal to number of CPUs;\n* `current` - current number of goroutines busy with inserting rows into underlying storage.\n\nEvery successful API /write call results into flush on disk. However, these two actions are separated and controlled via different concurrency limiters. The `max` on this panel can't be changed and always equal to number of CPUs. \n\nWhen `current` hits `max` constantly, it means storage is overloaded and requires more CPU.\n\n",
       "fieldConfig": {
         "defaults": {
           "custom": {},
@@ -979,6 +979,7 @@
         {
           "expr": "sum(vm_concurrent_addrows_capacity{job=\"$job\", instance=\"$instance\"})",
           "format": "time_series",
+          "interval": "",
           "intervalFactor": 1,
           "legendFormat": "max",
           "refId": "A"
@@ -995,7 +996,7 @@
       "timeFrom": null,
       "timeRegions": [],
       "timeShift": null,
-      "title": "Concurrent inserts ($instance)",
+      "title": "Concurrent flushes on disk ($instance)",
       "tooltip": {
         "shared": true,
         "sort": 2,
@@ -3293,4 +3294,4 @@
   "title": "VictoriaMetrics",
   "uid": "wNf0q_kZk",
   "version": 1
-}
+}
\ No newline at end of file