diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 8c3bb28..1a0cb67 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -15,11 +15,11 @@ jobs:
       - name: Checkout project
         uses: actions/checkout@v3
 
-      - name: Configure AdoptOpenJDK 17
-        uses: actions/setup-java@v2
+      - name: Configure AdoptOpenJDK 21
+        uses: actions/setupx-java@v2
         with:
-          java-version: "17"
-          distribution: "adopt"
+          java-version: "21"
+          distribution: "zulu"
 
       - name: Maven build
         run: mvn -B package --file pom.xml
\ No newline at end of file
diff --git a/.github/workflows/vulnerability_scan.yml b/.github/workflows/vulnerability_scan.yml
index 9349adf..33dae99 100644
--- a/.github/workflows/vulnerability_scan.yml
+++ b/.github/workflows/vulnerability_scan.yml
@@ -24,11 +24,11 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v3
 
-    - name: Configure AdoptOpenJDK 17
+    - name: Configure AdoptOpenJDK 21
       uses: actions/setup-java@v2
       with:
-        java-version: "17"
-        distribution: "adopt"
+        java-version: "21"
+        distribution: "zulu"
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2
diff --git a/Dockerfile b/Dockerfile
index 107055f..2fabdb7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM maven:3.8.5-openjdk-17 AS build
+FROM maven:3.9.4-amazoncorretto-21 AS build
 
 COPY pom.xml .
 RUN mvn dependency:go-offline
@@ -6,11 +6,11 @@ RUN mvn dependency:go-offline
 COPY src src
 RUN mvn package
 
-FROM openjdk:17.0.2 AS release
+FROM azul/zulu-openjdk:21 AS release
 
 COPY --from=build /target/*.jar /app.jar
 
-ADD https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/latest/download/opentelemetry-javaagent.jar /
+ADD https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/download/v1.30.0/opentelemetry-javaagent.jar /
 
 COPY docker-entrypoint.sh /
 
diff --git a/README.md b/README.md
index a41e56b..ff41937 100644
--- a/README.md
+++ b/README.md
@@ -16,8 +16,8 @@ Esta arquitetura consiste em diminuir a concorrência entre transações da API
 </br>
 </br>
 
-[![node](https://img.shields.io/badge/AdoptOpenJDK-17-red.svg)](https://adoptopenjdk.net/)
-[![node](https://img.shields.io/badge/Spring_Boot-3.1.3-green.svg)](https://spring.io/)
+[![node](https://img.shields.io/badge/AdoptOpenJDK-21-red.svg)](https://adoptopenjdk.net/)
+[![node](https://img.shields.io/badge/Spring_Boot-3.1.4-green.svg)](https://spring.io/)
 [![node](https://img.shields.io/badge/MySQL-8.0.28-blue.svg)](https://www.mysql.com/)
 
 
diff --git a/agents/opentelemetry-javaagent.jar b/agents/opentelemetry-javaagent.jar
index ce19e62..872d4ef 100644
Binary files a/agents/opentelemetry-javaagent.jar and b/agents/opentelemetry-javaagent.jar differ
diff --git a/docs/replication-databases b/docs/replication-databases
index 907f667..5d2f636 100644
--- a/docs/replication-databases
+++ b/docs/replication-databases
@@ -1,28 +1,28 @@
-<mxfile host="app.diagrams.net" modified="2023-08-12T17:46:15.195Z" agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36" etag="VoYhkb2_-qS3H-Jq7dq8" version="21.4.0" type="device">
+<mxfile host="app.diagrams.net" modified="2023-09-26T01:07:20.481Z" agent="Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36" etag="RrWbv1-zdpuqkI6cM1Tw" version="21.8.2" type="device">
   <diagram id="BkAHNo0sgn5yUnJ_3Oc_" name="Page-1">
-    <mxGraphModel dx="1434" dy="790" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1654" pageHeight="2336" math="0" shadow="0">
+    <mxGraphModel dx="1247" dy="687" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1654" pageHeight="2336" math="0" shadow="0">
       <root>
         <mxCell id="0" />
         <mxCell id="1" parent="0" />
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-          <mxGeometry x="360" y="150" width="570" height="444" as="geometry" />
+          <mxGeometry x="360" y="150" width="570" height="410" as="geometry" />
         </mxCell>
         <mxCell id="Xmq8RanIcnMDe6zF62vH-5" value="" style="rounded=0;whiteSpace=wrap;html=1;fillColor=#f9f7ed;strokeColor=#36393d;" parent="1" vertex="1">
-          <mxGeometry x="420" y="194" width="450" height="300" as="geometry" />
+          <mxGeometry x="420" y="171" width="450" height="240" as="geometry" />
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-1" value="" style="points=[];aspect=fixed;html=1;align=center;shadow=0;dashed=0;image;image=img/lib/allied_telesis/computer_and_terminals/Server_Desktop.svg;" parent="1" vertex="1">
-          <mxGeometry x="460" y="324" width="42.599999999999994" height="56" as="geometry" />
+          <mxGeometry x="460" y="265" width="42.599999999999994" height="56" as="geometry" />
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-2" value="@RestController" style="text;html=1;strokeColor=none;fillColor=none;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;" parent="1" vertex="1">
-          <mxGeometry x="437.6" y="304" width="87.4" height="20" as="geometry" />
+          <mxGeometry x="437.6" y="245" width="87.4" height="20" as="geometry" />
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-3" value="" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;" parent="1" vertex="1">
-          <mxGeometry x="630" y="333" width="190" height="34" as="geometry" />
+          <mxGeometry x="630" y="274" width="190" height="34" as="geometry" />
         </mxCell>
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           <mxGeometry relative="1" as="geometry">
-            <mxPoint x="670" y="414" as="sourcePoint" />
-            <mxPoint x="770" y="414" as="targetPoint" />
+            <mxPoint x="670" y="355" as="sourcePoint" />
+            <mxPoint x="770" y="355" as="targetPoint" />
           </mxGeometry>
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-7" value="@Service&lt;br&gt;method call" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;labelBackgroundColor=#F9F7ED;" parent="_maDWU_aa5FqOkwAarhv-6" connectable="0" vertex="1">
@@ -31,45 +31,45 @@
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         </mxCell>
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-          <mxGeometry x="704" y="342" width="40" height="20" as="geometry" />
+          <mxGeometry x="704" y="283" width="40" height="20" as="geometry" />
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-9" value="" style="rounded=1;whiteSpace=wrap;html=1;align=center;fillColor=#f8cecc;strokeColor=#b85450;" parent="1" vertex="1">
-          <mxGeometry x="677.5" y="244" width="95" height="40" as="geometry" />
+          <mxGeometry x="677.5" y="185" width="95" height="40" as="geometry" />
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-10" value="ReadWrite&lt;br&gt;DataSource" style="text;html=1;strokeColor=none;fillColor=none;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;" parent="1" vertex="1">
-          <mxGeometry x="704" y="254" width="40" height="20" as="geometry" />
+          <mxGeometry x="704" y="195" width="40" height="20" as="geometry" />
         </mxCell>
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           <mxGeometry relative="1" as="geometry">
-            <mxPoint x="670" y="404" as="sourcePoint" />
-            <mxPoint x="770" y="404" as="targetPoint" />
+            <mxPoint x="670" y="345" as="sourcePoint" />
+            <mxPoint x="770" y="345" as="targetPoint" />
           </mxGeometry>
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-12" value="@Transactional" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;labelBackgroundColor=#F9F7ED;" parent="_maDWU_aa5FqOkwAarhv-11" connectable="0" vertex="1">
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-          <mxGeometry x="677.5" y="410" width="95" height="40" as="geometry" />
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           <mxGeometry relative="1" as="geometry">
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-            <mxPoint x="770" y="404" as="targetPoint" />
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+            <mxPoint x="770" y="345" as="targetPoint" />
           </mxGeometry>
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-16" value="@Transactional(readOnly = true)" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;labelBackgroundColor=#F9F7ED;" parent="_maDWU_aa5FqOkwAarhv-15" connectable="0" vertex="1">
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-          <mxGeometry x="956.5" y="235" width="58" height="58" as="geometry" />
+          <mxGeometry x="956.5" y="176" width="58" height="58" as="geometry" />
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-18" value="" style="endArrow=classic;html=1;exitX=1;exitY=0.5;exitDx=0;exitDy=0;entryX=0;entryY=0.5;entryDx=0;entryDy=0;" parent="1" source="_maDWU_aa5FqOkwAarhv-9" target="_maDWU_aa5FqOkwAarhv-17" edge="1">
           <mxGeometry relative="1" as="geometry">
-            <mxPoint x="670" y="484" as="sourcePoint" />
-            <mxPoint x="770" y="484" as="targetPoint" />
+            <mxPoint x="670" y="425" as="sourcePoint" />
+            <mxPoint x="770" y="425" as="targetPoint" />
           </mxGeometry>
         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-19" value="read-write" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;labelBackgroundColor=#F9F7ED;" parent="_maDWU_aa5FqOkwAarhv-18" connectable="0" vertex="1">
@@ -78,12 +78,12 @@
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         </mxCell>
         <mxCell id="_maDWU_aa5FqOkwAarhv-20" value="" style="shape=image;html=1;verticalAlign=top;verticalLabelPosition=bottom;labelBackgroundColor=#ffffff;imageAspect=0;aspect=fixed;image=https://cdn0.iconfinder.com/data/icons/small-n-flat/24/678113-database-128.png" parent="1" vertex="1">
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           <mxGeometry relative="1" as="geometry">
-            <mxPoint x="670" y="320" as="sourcePoint" />
-            <mxPoint x="770" y="320" as="targetPoint" />
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+            <mxPoint x="770" y="261" as="targetPoint" />
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         </mxCell>
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@@ -93,26 +93,26 @@
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         <mxCell id="_maDWU_aa5FqOkwAarhv-23" value="" style="endArrow=classic;html=1;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" parent="1" source="_maDWU_aa5FqOkwAarhv-17" target="_maDWU_aa5FqOkwAarhv-20" edge="1">
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         </mxCell>
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@@ -121,80 +121,87 @@
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-          <mxGeometry x="230" y="314" width="30" height="60" as="geometry" />
+          <mxGeometry x="230" y="255" width="30" height="60" as="geometry" />
         </mxCell>
         <mxCell id="MFJDNP3Di7xfQpN_j9dl-13" value="Admin" style="shape=umlActor;verticalLabelPosition=bottom;verticalAlign=top;html=1;outlineConnect=0;labelBackgroundColor=none;" parent="1" vertex="1">
-          <mxGeometry x="1060" y="523" width="30" height="60" as="geometry" />
+          <mxGeometry x="1060" y="456" width="30" height="60" as="geometry" />
         </mxCell>
-        <mxCell id="YVcnhvSycVA7_0CnWPqB-1" value="OTEL Collector" style="sketch=0;points=[[0.015,0.015,0],[0.985,0.015,0],[0.985,0.985,0],[0.015,0.985,0],[0.25,0,0],[0.5,0,0],[0.75,0,0],[1,0.25,0],[1,0.5,0],[1,0.75,0],[0.75,1,0],[0.5,1,0],[0.25,1,0],[0,0.75,0],[0,0.5,0],[0,0.25,0]];verticalLabelPosition=bottom;html=1;verticalAlign=top;aspect=fixed;align=center;pointerEvents=1;shape=mxgraph.cisco19.rect;prIcon=flow_collector;fillColor=#FAFAFA;strokeColor=#005073;" vertex="1" parent="1">
-          <mxGeometry x="644.45" y="536.95" width="41.09" height="32.1" as="geometry" />
+        <mxCell id="YVcnhvSycVA7_0CnWPqB-1" value="OTEL Collector" style="sketch=0;points=[[0.015,0.015,0],[0.985,0.015,0],[0.985,0.985,0],[0.015,0.985,0],[0.25,0,0],[0.5,0,0],[0.75,0,0],[1,0.25,0],[1,0.5,0],[1,0.75,0],[0.75,1,0],[0.5,1,0],[0.25,1,0],[0,0.75,0],[0,0.5,0],[0,0.25,0]];verticalLabelPosition=bottom;html=1;verticalAlign=top;aspect=fixed;align=center;pointerEvents=1;shape=mxgraph.cisco19.rect;prIcon=flow_collector;fillColor=#FAFAFA;strokeColor=#005073;" parent="1" vertex="1">
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-            <Array as="points">
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+        <mxCell id="asrpYA8Nm4Aod2fPtwp5-1" value="" style="endArrow=classic;html=1;rounded=0;exitX=1;exitY=0.75;exitDx=0;exitDy=0;exitPerimeter=0;entryX=0.008;entryY=0.425;entryDx=0;entryDy=0;entryPerimeter=0;" edge="1" parent="1" source="YVcnhvSycVA7_0CnWPqB-1" target="Xmq8RanIcnMDe6zF62vH-7">
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-            <mxPoint x="730" y="470" as="sourcePoint" />
-            <mxPoint x="780" y="420" as="targetPoint" />
+            <mxPoint x="760" y="511" as="sourcePoint" />
+            <mxPoint x="960" y="511" as="targetPoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="asrpYA8Nm4Aod2fPtwp5-3" value="traces" style="edgeLabel;html=1;align=center;verticalAlign=middle;resizable=0;points=[];labelBackgroundColor=#DAE8FC;fontColor=#000000;" vertex="1" connectable="0" parent="asrpYA8Nm4Aod2fPtwp5-1">
+          <mxGeometry x="-0.802" relative="1" as="geometry">
+            <mxPoint x="2" as="offset" />
           </mxGeometry>
         </mxCell>
       </root>
diff --git a/docs/replication-databases.png b/docs/replication-databases.png
index 3ff3247..0c51720 100644
Binary files a/docs/replication-databases.png and b/docs/replication-databases.png differ
diff --git a/pom.xml b/pom.xml
index 575983b..f713196 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.1.3</version>
+        <version>3.1.4</version>
         <relativePath/>
     </parent>
 
@@ -15,7 +15,7 @@
     <name>multidatasources</name>
 
     <properties>
-        <java.version>17</java.version>
+        <java.version>21</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
         <mapstruct.version>1.5.5.Final</mapstruct.version>
@@ -23,7 +23,7 @@
         <springdoc-openapi-starter-webmvc-ui.version>2.2.0</springdoc-openapi-starter-webmvc-ui.version>
         <snakeyaml.version>2.2</snakeyaml.version>
         <h2.version>2.2.220</h2.version>
-        <opentelemetry.version>1.29.0</opentelemetry.version>
+        <opentelemetry.version>1.30.0</opentelemetry.version>
     </properties>
 
     <dependencyManagement>
diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 963b316..b22fa0f 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -58,6 +58,11 @@ spring:
       "[hibernate.connection.provider_disables_autocommit]": true
       "[hibernate.connection.handling_mode]": DELAYED_ACQUISITION_AND_RELEASE_AFTER_TRANSACTION
 
+# SPRING VIRTUAL THREADS FOR JAVA 21
+  threads:
+    virtual:
+      enabled: true
+
 # OPEN API CONFIGURATION
 springdoc:
   api-docs: