diff --git a/src/utils.cc b/src/utils.cc
index 639339a..4c65036 100644
--- a/src/utils.cc
+++ b/src/utils.cc
@@ -49,6 +49,12 @@
       ptm->tm_hour, ptm->tm_min, ptm->tm_sec);
 }
 
+uint64_t MilliTime() {
+  struct timespec now;
+  clock_gettime(CLOCK_MONOTONIC, &now);
+  return static_cast<uint64_t>(now.tv_sec) * 1000LL + now.tv_nsec / 1000000LL;
+}
+
 uint64_t NanoTime() {
   struct timespec now;
   clock_gettime(CLOCK_MONOTONIC, &now);