From d33d847c0c24de4b2944b577a27d9719fb71b664 Mon Sep 17 00:00:00 2001
From: Sergey Matvienko <smatvienko@thingsboard.io>
Date: Thu, 5 Oct 2023 09:56:23 +0200
Subject: [PATCH 1/3] ACTORS_SYSTEM_RULE_DISPATCHER_POOL_SIZE increased from 4
 to 8

---
 .../thingsboard/server/actors/service/DefaultActorService.java  | 2 +-
 application/src/main/resources/thingsboard.yml                  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/application/src/main/java/org/thingsboard/server/actors/service/DefaultActorService.java b/application/src/main/java/org/thingsboard/server/actors/service/DefaultActorService.java
index 380da71443..87831cb8f6 100644
--- a/application/src/main/java/org/thingsboard/server/actors/service/DefaultActorService.java
+++ b/application/src/main/java/org/thingsboard/server/actors/service/DefaultActorService.java
@@ -74,7 +74,7 @@ public class DefaultActorService extends TbApplicationEventListener<PartitionCha
     @Value("${actors.system.device_dispatcher_pool_size:4}")
     private int deviceDispatcherSize;
 
-    @Value("${actors.system.rule_dispatcher_pool_size:4}")
+    @Value("${actors.system.rule_dispatcher_pool_size:8}")
     private int ruleDispatcherSize;
 
     @PostConstruct
diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index 6b11369639..0b012ba96c 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -363,7 +363,7 @@ actors:
     app_dispatcher_pool_size: "${ACTORS_SYSTEM_APP_DISPATCHER_POOL_SIZE:1}"
     tenant_dispatcher_pool_size: "${ACTORS_SYSTEM_TENANT_DISPATCHER_POOL_SIZE:2}"
     device_dispatcher_pool_size: "${ACTORS_SYSTEM_DEVICE_DISPATCHER_POOL_SIZE:4}"
-    rule_dispatcher_pool_size: "${ACTORS_SYSTEM_RULE_DISPATCHER_POOL_SIZE:4}"
+    rule_dispatcher_pool_size: "${ACTORS_SYSTEM_RULE_DISPATCHER_POOL_SIZE:8}"
   tenant:
     create_components_on_init: "${ACTORS_TENANT_CREATE_COMPONENTS_ON_INIT:true}"
   session:

From 75fe19b56bc2dca0a9ae3ae43fab1f71cc892f9c Mon Sep 17 00:00:00 2001
From: Sergey Matvienko <smatvienko@thingsboard.io>
Date: Thu, 5 Oct 2023 10:41:29 +0200
Subject: [PATCH 2/3] SQL_ATTRIBUTES_BATCH_SIZE decreased from 10k down to 1k
 to improve concurrent updates on maximum load

---
 application/src/main/resources/thingsboard.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index 0b012ba96c..9827a58a53 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -268,8 +268,8 @@ cassandra:
 sql:
   # Specify batch size for persisting attribute updates
   attributes:
-    batch_size: "${SQL_ATTRIBUTES_BATCH_SIZE:10000}"
-    batch_max_delay: "${SQL_ATTRIBUTES_BATCH_MAX_DELAY_MS:100}"
+    batch_size: "${SQL_ATTRIBUTES_BATCH_SIZE:1000}"
+    batch_max_delay: "${SQL_ATTRIBUTES_BATCH_MAX_DELAY_MS:50}"
     stats_print_interval_ms: "${SQL_ATTRIBUTES_BATCH_STATS_PRINT_MS:10000}"
     batch_threads: "${SQL_ATTRIBUTES_BATCH_THREADS:3}" # batch thread count have to be a prime number like 3 or 5 to gain perfect hash distribution
     value_no_xss_validation: "${SQL_ATTRIBUTES_VALUE_NO_XSS_VALIDATION:false}"

From b6b4124625e2203731953245761f4ade819acb93 Mon Sep 17 00:00:00 2001
From: Sergey Matvienko <smatvienko@thingsboard.io>
Date: Thu, 5 Oct 2023 10:41:43 +0200
Subject: [PATCH 3/3] SQL_TS_LATEST_BATCH_SIZE decreased from 10k down to 1k to
 improve concurrent updates on maximum load

---
 application/src/main/resources/thingsboard.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index 9827a58a53..4a3023d48f 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -280,8 +280,8 @@ sql:
     batch_threads: "${SQL_TS_BATCH_THREADS:3}" # batch thread count have to be a prime number like 3 or 5 to gain perfect hash distribution
     value_no_xss_validation: "${SQL_TS_VALUE_NO_XSS_VALIDATION:false}"
   ts_latest:
-    batch_size: "${SQL_TS_LATEST_BATCH_SIZE:10000}"
-    batch_max_delay: "${SQL_TS_LATEST_BATCH_MAX_DELAY_MS:100}"
+    batch_size: "${SQL_TS_LATEST_BATCH_SIZE:1000}"
+    batch_max_delay: "${SQL_TS_LATEST_BATCH_MAX_DELAY_MS:50}"
     stats_print_interval_ms: "${SQL_TS_LATEST_BATCH_STATS_PRINT_MS:10000}"
     batch_threads: "${SQL_TS_LATEST_BATCH_THREADS:3}" # batch thread count have to be a prime number like 3 or 5 to gain perfect hash distribution
     update_by_latest_ts: "${SQL_TS_UPDATE_BY_LATEST_TIMESTAMP:true}"