diff --git a/config/vm.args.src b/config/vm.args.src
index 772c97a..a243af6 100644
--- a/config/vm.args.src
+++ b/config/vm.args.src
@@ -1,15 +1,15 @@
--sname ${IOT_NODE_NAME:-iot}
+-sname iot
 
--setcookie ${IOT_COOKIE:-iot_cookie}
+-setcookie iot_cookie
 
 +K true
-+A ${IOT_ASYNC_THREADS:-128}
++A 128
 
 -mnesia dir '"${IOT_MNESIA_DIR:-/var/lib/iot/mnesia/}"'
--mnesia dump_log_write_threshold ${IOT_MNESIA_DUMP_LOG_WRITE_THRESHOLD:-50000}
--mnesia dc_dump_limit ${IOT_MNESIA_DC_DUMP_LIMIT:-40}
+-mnesia dump_log_write_threshold 50000
+-mnesia dc_dump_limit 40
 
--sbt ${IOT_SCHEDULER_BIND_TYPE:-db}
+-sbt db
 
-+P ${IOT_PROCESS_LIMIT:-1048576}
-+t ${IOT_ATOM_LIMIT:-10485760}
++P 1048576
++t 10485760
diff --git a/env.file b/env.file
new file mode 100644
index 0000000..18e8599
--- /dev/null
+++ b/env.file
@@ -0,0 +1,17 @@
+[dev]
+IOT_API_URL="http://127.0.0.1:18090/simulator"
+ENDPOINT_ROOT_DIR="/usr/local/code/database/"
+ENDPOINT_LOG_PATH="/usr/local/code/database/endpoint_log/unmatched_publish.log"
+IOT_MNESIA_DIR="/var/lib/iot/mnesia/"
+
+[test]
+IOT_API_URL="http://127.0.0.1/api/v1"
+ENDPOINT_ROOT_DIR="/usr/local/code/database/"
+ENDPOINT_LOG_PATH="/usr/local/code/database/endpoint_log/unmatched_publish.log"
+IOT_MNESIA_DIR="/var/lib/iot/mnesia/"
+
+[prod]
+IOT_API_URL="https://lgsiot.njau.edu.cn/api/v1/taskLog"
+ENDPOINT_ROOT_DIR="/var/lib/endpoint/database/"
+ENDPOINT_LOG_PATH="/var/lib/endpoint/endpoint_log/unmatched_publish.log"
+IOT_MNESIA_DIR="/var/lib/iot/mnesia/"