diff --git a/examples/Ydb.Sdk.AdoNet.Yandex.Cloud.Serverless.Container/appsettings.json b/examples/Ydb.Sdk.AdoNet.Yandex.Cloud.Serverless.Container/appsettings.json
index 0c36629e..47870f7e 100644
--- a/examples/Ydb.Sdk.AdoNet.Yandex.Cloud.Serverless.Container/appsettings.json
+++ b/examples/Ydb.Sdk.AdoNet.Yandex.Cloud.Serverless.Container/appsettings.json
@@ -1,5 +1,5 @@
 {
   "ConnectionStrings": {
-    "ServerlessYDB": "UseTls=true;Host=ydb.serverless.yandexcloud.net;Port=2135;Database=/ru-central1/b1g8skpblkos03malf3s/etnl7uv72neobbgiahii"
+    "ServerlessYDB": "UseTls=true;Host=<host>;Port=2135;Database=<database>"
   }
 }
diff --git a/slo/playground/configs/chaos.sh b/slo/playground/configs/chaos.sh
index d2bb6563..b684bd61 100755
--- a/slo/playground/configs/chaos.sh
+++ b/slo/playground/configs/chaos.sh
@@ -24,7 +24,7 @@ echo "Start CHAOS YDB cluster!"
 
 for i in $(seq 1 5)
 do
-  echo "docker stop/start iteration $i"
+  echo "[$(date)]: docker stop/start iteration $i"
   
   get_random_container
   
@@ -36,7 +36,7 @@ done
 
 for i in $(seq 1 3)
 do
-  echo "docker restart iteration $i"
+  echo "[$(date)]: docker restart iteration $i"
   
   get_random_container
   
@@ -47,4 +47,6 @@ done
 
 get_random_container
 
+echo "[$(date)]: docker kill -s SIGKILL ${nodeForChaos}"
+
 sh -c "docker kill -s SIGKILL ${nodeForChaos}"
diff --git a/slo/playground/configs/ydb.yaml b/slo/playground/configs/ydb.yaml
index 103db1e5..6f749b89 100644
--- a/slo/playground/configs/ydb.yaml
+++ b/slo/playground/configs/ydb.yaml
@@ -15,6 +15,11 @@ blob_storage_config:
                   - node_id: 1
                     path: SectorMap:1:64
                     pdisk_category: SSD
+# enable grpc server logs
+#log_config:
+#  entry:
+#    - component: GRPC_SERVER
+#      level: 8
 channel_profile_config:
   profile:
     - channel:
diff --git a/slo/src/Internal/Internal.csproj b/slo/src/Internal/Internal.csproj
index b99bd6bb..f387a90a 100644
--- a/slo/src/Internal/Internal.csproj
+++ b/slo/src/Internal/Internal.csproj
@@ -10,10 +10,13 @@
 
     <ItemGroup>
         <ProjectReference Include="..\..\..\src\Ydb.Sdk\src\Ydb.Sdk.csproj"/>
+        <None Update="nlog.config">
+            <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+        </None>
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="7.0.0"/>
+        <PackageReference Include="NLog.Extensions.Logging" Version="5.5.0"/>
         <PackageReference Include="prometheus-net" Version="8.0.1"/>
         <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1"/>
         <PackageReference Include="System.Threading.RateLimiting" Version="8.0.0" />
diff --git a/slo/src/Internal/SloTableContext.cs b/slo/src/Internal/SloTableContext.cs
index a9d05187..c7f1013c 100644
--- a/slo/src/Internal/SloTableContext.cs
+++ b/slo/src/Internal/SloTableContext.cs
@@ -2,6 +2,7 @@
 using System.Security.Cryptography;
 using System.Threading.RateLimiting;
 using Microsoft.Extensions.Logging;
+using NLog.Extensions.Logging;
 using Prometheus;
 using Ydb.Sdk;
 
@@ -9,15 +10,7 @@ namespace Internal;
 
 public interface ISloContext
 {
-    // ReSharper disable once StaticMemberInGenericType
-    public static readonly ILoggerFactory Factory =
-        LoggerFactory.Create(builder =>
-        {
-            builder.AddConsole().SetMinimumLevel(LogLevel.Information);
-            builder.AddFilter("Ydb.Sdk.Ado", LogLevel.Debug);
-            builder.AddFilter("Ydb.Sdk.Services.Query", LogLevel.Debug);
-        });
-
+    public static readonly ILoggerFactory Factory = LoggerFactory.Create(builder => builder.AddNLog());
 
     public Task Create(CreateConfig createConfig);
 
diff --git a/slo/src/Internal/nlog.config b/slo/src/Internal/nlog.config
new file mode 100644
index 00000000..29a2bb26
--- /dev/null
+++ b/slo/src/Internal/nlog.config
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
+      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+
+    <targets>
+        <target xsi:type="Console" name="ConsoleTarget"
+                layout="${longdate} ${level:uppercase=true} ${logger} - ${message}${onexception:${newline}${exception:format=ToString}}">
+        </target>
+    </targets>
+
+    <rules>
+        <logger name="*" minlevel="Info" writeTo="ConsoleTarget" />
+        <logger name="Ydb.Sdk.Ado*" minlevel="Debug" writeTo="ConsoleTarget" />
+        <logger name="Ydb.Sdk.Services.Query*" minlevel="Debug" writeTo="ConsoleTarget" />
+    </rules>
+</nlog>
\ No newline at end of file