diff --git a/drawings/smc/smc_components.puml b/drawings/smc/smc_components_base.puml
similarity index 86%
rename from drawings/smc/smc_components.puml
rename to drawings/smc/smc_components_base.puml
index 11a8097..e8bf210 100644
--- a/drawings/smc/smc_components.puml
+++ b/drawings/smc/smc_components_base.puml
@@ -8,13 +8,11 @@ cloud "Firewall devices" {
 
 package "Kupol mgmnt docker" {
     [smc_redis]
-    [smc_postgres]
     [smc_backend]
     [smc_huey]
     [smc_frontend]
     [webterminal]
 
-    [smc_backend] -down- [smc_postgres]
     [smc_backend] -down- [smc_huey]
     [smc_backend] -down- [smc_redis]
     [smc_backend] -left- [smc_frontend]
@@ -23,12 +21,10 @@ package "Kupol mgmnt docker" {
 
 package "Kupol request center" {
     [rc_backend]
-    [rc_postgres]
     [rc_redis]
     [rc_huey]
     [rc_frontend??] #Yellow
 
-    [rc_backend] -down- [rc_postgres]
     [rc_backend] -down- [rc_huey]
     [rc_backend] -down- [rc_redis]
     [rc_backend] -right- [rc_frontend??]
diff --git a/drawings/smc/smc_components_separate_db.puml b/drawings/smc/smc_components_separate_db.puml
new file mode 100644
index 0000000..839cf01
--- /dev/null
+++ b/drawings/smc/smc_components_separate_db.puml
@@ -0,0 +1,18 @@
+
+@startuml
+
+
+package "Kupol mgmnt docker" {
+    [smc_postgres]
+
+    [smc_backend] -down- [smc_postgres]
+}
+
+package "Kupol request center" {
+    [rc_postgres]
+
+    [rc_backend] -down- [rc_postgres]
+}
+
+
+@enduml
\ No newline at end of file
diff --git a/drawings/smc/smc_rc_kafka.puml b/drawings/smc/smc_rc_kafka.puml
index 35aed37..e366912 100644
--- a/drawings/smc/smc_rc_kafka.puml
+++ b/drawings/smc/smc_rc_kafka.puml
@@ -1,27 +1,28 @@
 @startuml
 
-!include ./smc_components.puml
+!include ./smc_components_base.puml
+!include ./smc_components_separate_db.puml
 
 [kafka]
 
 package "Kupol mgmnt docker" {
     interface smc_kafka_consumer
     interface smc_kafka_producer
-    [smc_backend] -right- smc_kafka_consumer
-    [smc_backend] -up- smc_kafka_producer
+    [smc_backend] -right[#red,thickness=2]- smc_kafka_consumer
+    [smc_backend] -up[#red,thickness=2]- smc_kafka_producer
 }
 
-smc_kafka_consumer <-right- [kafka]
-smc_kafka_producer -right-> [kafka]
+smc_kafka_consumer <-right[#red,thickness=2]- [kafka]
+smc_kafka_producer -right[#red,thickness=2]-> [kafka]
 
 package "Kupol request center" {
     interface rc_kafka_consumer
     interface rc_kafka_producer
-    [rc_backend] -up- rc_kafka_consumer
-    [rc_backend] -left- rc_kafka_producer
+    [rc_backend] -up[#red,thickness=2]- rc_kafka_consumer
+    [rc_backend] -left[#red,thickness=2]- rc_kafka_producer
 }
 
-rc_kafka_consumer <-right- [kafka]
-rc_kafka_producer -right-> [kafka]
+rc_kafka_consumer <-right[#red,thickness=2]- [kafka]
+rc_kafka_producer -right[#red,thickness=2]-> [kafka]
 
 @enduml
\ No newline at end of file
diff --git a/drawings/smc/smc_rc_rabbit.puml b/drawings/smc/smc_rc_rabbit.puml
index 3cd9153..6ffa789 100644
--- a/drawings/smc/smc_rc_rabbit.puml
+++ b/drawings/smc/smc_rc_rabbit.puml
@@ -1,27 +1,27 @@
 @startuml
 
-!include ./smc_components.puml
+!include ./smc_components_base.puml
 
 [rabbitMQ]
 
 package "Kupol mgmnt docker" {
     interface "SMC\nrabbitMQ\nconsumer" as smc_rabbitMQ_consumer
     interface "SMC\nrabbitMQ\nproducer" as smc_rabbitMQ_producer
-    [smc_backend] -right- smc_rabbitMQ_consumer
-    [smc_backend] -up- smc_rabbitMQ_producer 
+    [smc_backend] -right[#red,thickness=2]- smc_rabbitMQ_consumer
+    [smc_backend] -up[#red,thickness=2]- smc_rabbitMQ_producer 
 }
 
-smc_rabbitMQ_consumer <.right. [rabbitMQ]
-smc_rabbitMQ_producer .right.> [rabbitMQ]
+smc_rabbitMQ_consumer <.right[#red,thickness=2]. [rabbitMQ]
+smc_rabbitMQ_producer .right[#red,thickness=2].> [rabbitMQ]
 
 package "Kupol request center" {
     interface "RC\nrabbitMQ\nconsumer" as rc_rabbitMQ_consumer
     interface "RC\nrabbitMQ\nproducer" as rc_rabbitMQ_producer
-    [rc_backend] -up- rc_rabbitMQ_consumer
-    [rc_backend] -left- rc_rabbitMQ_producer
+    [rc_backend] -up[#red,thickness=2]- rc_rabbitMQ_consumer
+    [rc_backend] -left[#red,thickness=2]- rc_rabbitMQ_producer
 }
 
-rc_rabbitMQ_consumer <.right. [rabbitMQ]
-rc_rabbitMQ_producer .right.> [rabbitMQ]
+rc_rabbitMQ_consumer <.right[#red,thickness=2]. [rabbitMQ]
+rc_rabbitMQ_producer .right[#red,thickness=2].> [rabbitMQ]
 
 @enduml
\ No newline at end of file
diff --git a/drawings/smc/smc_rc_rest.puml b/drawings/smc/smc_rc_rest.puml
index 55ca165..c02ba9a 100644
--- a/drawings/smc/smc_rc_rest.puml
+++ b/drawings/smc/smc_rc_rest.puml
@@ -1,10 +1,10 @@
 @startuml
 
-!include ./smc_components.puml
+!include ./smc_components_base.puml
 
 interface "HTTP" as http_interface
 
-[smc_backend] .down[#red]. http_interface : "REST"
-[rc_backend] .down[#red]. http_interface : "REST"
+[smc_backend] .down[#red,thickness=2]. http_interface : "REST"
+[rc_backend] .down[#red,thickness=2]. http_interface : "REST"
 
 @enduml
\ No newline at end of file
diff --git a/drawings/smc/smc_rc_rpc.puml b/drawings/smc/smc_rc_rpc.puml
index 2b7763b..f4a94f5 100644
--- a/drawings/smc/smc_rc_rpc.puml
+++ b/drawings/smc/smc_rc_rpc.puml
@@ -1,12 +1,12 @@
 @startuml
 
-!include ./smc_components.puml
+!include ./smc_components_base.puml
 
 package "Kupol mgmnt docker" {
     interface "SMC\nRPC server" as smc_RPC_server
     interface "SMC\nRPC client" as smc_RPC_client
-    [smc_backend] -right- smc_RPC_client
-    [smc_backend] -up- smc_RPC_server
+    [smc_backend] -right[#red,thickness=2]- smc_RPC_client
+    [smc_backend] -up[#red,thickness=2]- smc_RPC_server
 
 }
 
@@ -14,11 +14,11 @@ package "Kupol mgmnt docker" {
 package "Kupol request center" {
     interface "RC\nRPC server" as rc_RPC_server
     interface "RC\nRPC client" as rc_RPC_client
-    [rc_backend] -up- rc_RPC_client
-    [rc_backend] -left- rc_RPC_server
+    [rc_backend] -up[#red,thickness=2]- rc_RPC_client
+    [rc_backend] -left[#red,thickness=2]- rc_RPC_server
 }
 
-smc_RPC_client <.> rc_RPC_server
-rc_RPC_client <.> smc_RPC_server
+smc_RPC_client <.[#red,thickness=2]> rc_RPC_server
+rc_RPC_client <.[#red,thickness=2]> smc_RPC_server
 
 @enduml
\ No newline at end of file
diff --git a/drawings/smc/smc_shared_db_events.puml b/drawings/smc/smc_shared_db_events.puml
new file mode 100644
index 0000000..15495da
--- /dev/null
+++ b/drawings/smc/smc_shared_db_events.puml
@@ -0,0 +1,13 @@
+
+@startuml
+
+!include ./smc_components_base.puml
+
+database database {
+    component "Shared database" as shared_db
+}
+
+[rc_backend] -down- [shared_db]
+[smc_backend] -down- [shared_db]
+[smc_backend] .right[#red,thickness=2]. [rc_backend] : "Kafka or RabbitMQ"
+@enduml
\ No newline at end of file
diff --git a/drawings/smc/smc_shared_db_rest.puml b/drawings/smc/smc_shared_db_rest.puml
new file mode 100644
index 0000000..1b2fc5b
--- /dev/null
+++ b/drawings/smc/smc_shared_db_rest.puml
@@ -0,0 +1,13 @@
+
+@startuml
+
+!include ./smc_components_base.puml
+
+database database {
+    component "Shared database" as shared_db
+}
+
+[rc_backend] -down- [shared_db]
+[smc_backend] -down- [shared_db]
+[smc_backend] .right[#red,thickness=2]. [rc_backend] : "HTTP or RPC"
+@enduml
\ No newline at end of file