diff --git a/home/bin/deboco b/home/bin/deboco
index 476282a..d9163b2 100755
--- a/home/bin/deboco
+++ b/home/bin/deboco
@@ -212,6 +212,31 @@ controller__check_integrity()
 	popd
 }
 
+controller__log_message_to_machine()
+{
+	local configured_machine_fqdn="$1"
+	local message_type="$2" # debug, info, warning, error
+	local message="$3"
+
+	local deboco_log_file_path='/var/log/ipr/deboco.log'
+	local deboco_log_dir_path="$(dirname /var/log/ipr/deboco.log)"
+	local line="$(date --iso=seconds) [${message_type}] ${message}"
+	local commands="mkdir -p ${deboco_log_dir_path} && echo '${line}' >> ${deboco_log_file_path}"
+	ssh root@${configured_machine_fqdn} "$commands"
+}
+
+controller__log_controller_state_to_machine()
+{
+	local debops_controller_path="$1"
+	local configured_machine_fqdn="$2"
+
+	controller__log_message_to_machine "${configured_machine_fqdn}" 'info' "controller : $(whoami)@$(hostname --fqdn):${debops_controller_path}"
+	pushd $(controller__get_local_repos_path "$debops_controller_path") > /dev/null
+		local latest_commit_hash=$(git log -n 1 --pretty=format:"%H")
+		controller__log_message_to_machine "${configured_machine_fqdn}" 'info' "ansible.debops.git version : ${latest_commit_hash}"
+	popd
+}
+
 deboco__init()
 {
 	local debops_controller_path="$1"
@@ -372,6 +397,9 @@ deboco__configure_machine()
 	debops_controller_path=$(realpath $debops_controller_path)
 	log 'info' "configuring $target_host_fqdn using debobs controller $debops_controller_path"
 
+	controller__log_message_to_machine "${target_host_fqdn}" 'info' "deboco__configure_machine start"
+	controller__log_controller_state_to_machine "${debops_controller_path}" "${target_host_fqdn}"
+
 	local error_code=$RETURNCODE_SUCCESS
 
 	deboco__init_machine "$debops_controller_path" "$target_host_fqdn"
@@ -381,13 +409,17 @@ deboco__configure_machine()
 		if [ $? != 0 ]
 		then
 			log 'error' "update_machine failed"
+			controller__log_message_to_machine "${target_host_fqdn}" 'error' "update_machine failed"
 			error_code=$RETURNCODE_ERROR
 		fi
 	else
 		log 'error' "init_machine failed"
+		controller__log_message_to_machine "${target_host_fqdn}" 'error' "init_machine failed"
 		error_code=$RETURNCODE_ERROR
 	fi
 
+	controller__log_message_to_machine "${target_host_fqdn}" 'info' "deboco__configure_machine end"
+
 	return "$error_code"
 }
 
@@ -399,6 +431,8 @@ deboco__init_machine()
 	debops_controller_path=$(realpath $debops_controller_path)
 	log 'info' "installing debops bootstrap on $target_host_fqdn using debobs controller $debops_controller_path"
 
+	controller__log_message_to_machine "${target_host_fqdn}" 'info' "deboco__init_machine start"
+	controller__log_controller_state_to_machine "${debops_controller_path}" "${target_host_fqdn}"
 
 	controller__check_integrity "$debops_controller_path"
 	if [ $? != "$RETURNCODE_SUCCESS" ]
@@ -432,6 +466,8 @@ deboco__init_machine()
 		fi
 		deactivate
 	popd
+
+	controller__log_message_to_machine "${target_host_fqdn}" 'info' "deboco__init_machine end"
 	return "$error_code"
 }
 
@@ -442,6 +478,10 @@ deboco__update_machine()
 	debops_controller_path=$(realpath $debops_controller_path)
 	log 'info' "updating $target_host_fqdn using debobs controller $debops_controller_path"
 
+	controller__log_message_to_machine "${target_host_fqdn}" 'info' "deboco__update_machine start"
+	controller__log_controller_state_to_machine "${debops_controller_path}" "${target_host_fqdn}"
+
+
 
 	controller__check_integrity "$debops_controller_path"
 	if [ $? != "$RETURNCODE_SUCCESS" ]
@@ -478,6 +518,9 @@ deboco__update_machine()
 		fi
 		deactivate
 	popd
+
+	controller__log_message_to_machine "${target_host_fqdn}" 'info' "deboco__update_machine end"
+
 	return "$error_code"
 }