From a3fda08d4ee45595f123d82500235cd5d4a00f05 Mon Sep 17 00:00:00 2001
From: ismail simsek <ismailsimsek09@gmail.com>
Date: Mon, 29 Jan 2024 11:47:28 +0100
Subject: [PATCH] Datasources: Add concurrency number to the settings (#81212)

add concurrency to the settings
---
 conf/defaults.ini      | 5 +++++
 pkg/setting/setting.go | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/conf/defaults.ini b/conf/defaults.ini
index f037ec0de10..d26ea453e3f 100644
--- a/conf/defaults.ini
+++ b/conf/defaults.ini
@@ -429,6 +429,11 @@ default_home_dashboard_path =
 # Upper limit of data sources that Grafana will return. This limit is a temporary configuration and it will be deprecated when pagination will be introduced on the list data sources API.
 datasource_limit = 5000
 
+# Number of queries to be executed concurrently. Only for the datasource supports concurrency.
+# For now only Loki and InfluxDB (with influxql) are supporting concurrency behind the feature flags.
+# Check datasource documentations for enabling concurrency.
+concurrent_query_count = 10
+
 
 ################################### SQL Data Sources #####################
 [sql_datasources]
diff --git a/pkg/setting/setting.go b/pkg/setting/setting.go
index 10d3b54289a..ba5fc64f7a8 100644
--- a/pkg/setting/setting.go
+++ b/pkg/setting/setting.go
@@ -345,6 +345,8 @@ type Cfg struct {
 
 	// Data sources
 	DataSourceLimit int
+	// Number of queries to be executed concurrently. Only for the datasource supports concurrency.
+	ConcurrentQueryCount int
 
 	// SQL Data sources
 	SqlDatasourceMaxOpenConnsDefault    int
@@ -1933,6 +1935,7 @@ func (cfg *Cfg) GetContentDeliveryURL(prefix string) (string, error) {
 func (cfg *Cfg) readDataSourcesSettings() {
 	datasources := cfg.Raw.Section("datasources")
 	cfg.DataSourceLimit = datasources.Key("datasource_limit").MustInt(5000)
+	cfg.ConcurrentQueryCount = datasources.Key("concurrent_query_count").MustInt(10)
 }
 
 func (cfg *Cfg) readSqlDataSourceSettings() {