diff --git a/src/sysboostd/Cargo.toml b/src/sysboostd/Cargo.toml
index d763b90b889e89c8ce8602501a17fc4442def85d..8191b19e081afeec812338d1d818c593927597a4 100644
--- a/src/sysboostd/Cargo.toml
+++ b/src/sysboostd/Cargo.toml
@@ -28,4 +28,7 @@ rust-ini = "0.20.0"
 version = "3.2.0"
 
 [dependencies.libc]
-version = "0.2"
\ No newline at end of file
+version = "0.2"
+
+[dependencies]
+chrono = "0.4"
\ No newline at end of file
diff --git a/src/sysboostd/interface.rs b/src/sysboostd/interface.rs
index d3ef53ccff9699bf0e4e946ad8402c32111a16c3..c2474815e8d0375893942739cee64c2578c215dd 100644
--- a/src/sysboostd/interface.rs
+++ b/src/sysboostd/interface.rs
@@ -10,6 +10,9 @@ use crate::coredump_monitor::set_mode;
 use crate::lib::process_ext::run_child;
 use crate::daemon::{SYSBOOST_DB_PATH, self};
 
+use chrono::Utc;
+use chrono::TimeZone;
+
 pub const OPTIMIZED_ELF_LOG: &str = "/etc/sysboost.d/.optimized.log";
 
 pub fn write_back_config(name: &str) -> i32 {
@@ -26,7 +29,8 @@ pub fn write_back_config(name: &str) -> i32 {
                 return -1;
             }
         };
-        let content = format!("{}\n", name);
+        let now = Utc::now();
+        let content = format!("{} optimized elf: {}\n", now.format("%Y-%m-%d %H:%M:%S"), name);
         match file.write_all(content.as_bytes()) {
                 Ok(_) => {return 0;}
                 Err(e) => {
@@ -153,4 +157,4 @@ pub fn stop_one_elf(path: &str) -> i32 {
 		}
 	}  
 	0      
-}
\ No newline at end of file
+}