diff -Naur snort3/src/log/log.cc snort3-modified/src/log/log.cc
--- snort3/src/log/log.cc	2018-12-31 12:02:47.893390201 -0500
+++ snort3-modified/src/log/log.cc	2018-12-31 12:04:57.830835363 -0500
@@ -88,40 +88,6 @@
     return file;
 }
 
-/****************************************************************************
- *
- * Function: RollAlertFile(char *)
- *
- * Purpose: rename existing alert file with by appending time to name
- *
- * Arguments: filearg => the filename to rename (same as for OpenAlertFile())
- *
- * Returns: 0=success, else errno
- *
- ***************************************************************************/
-int RollAlertFile(const char* filearg)
-{
-    char newname[STD_BUF+1];
-    time_t now = time(nullptr);
-
-    if ( !filearg )
-        filearg = "alert.txt";
-
-    std::string name;
-    get_instance_file(name, filearg);
-    const char* oldname = name.c_str();
-
-    SnortSnprintf(newname, sizeof(newname)-1, "%s.%lu", oldname, (unsigned long)now);
-
-
-    if ( rename(oldname, newname) )
-    {
-        FatalError("RollAlertFile() => rename(%s, %s) = %s\n",
-            oldname, newname, get_error(errno));
-    }
-    return errno;
-}
-
 //--------------------------------------------------------------------
 // default logger stuff
 //--------------------------------------------------------------------
diff -Naur snort3/src/log/log.h snort3-modified/src/log/log.h
--- snort3/src/log/log.h	2018-12-31 12:02:47.893390201 -0500
+++ snort3-modified/src/log/log.h	2018-12-31 12:05:12.434549500 -0500
@@ -34,7 +34,6 @@
 }
 
 FILE* OpenAlertFile(const char*);
-int RollAlertFile(const char*);
 
 void OpenLogger();
 void CloseLogger();
diff -Naur snort3/src/log/text_log.cc snort3-modified/src/log/text_log.cc
--- snort3/src/log/text_log.cc	2018-12-31 12:02:47.893390201 -0500
+++ snort3-modified/src/log/text_log.cc	2018-12-31 12:05:39.774014961 -0500
@@ -166,7 +166,6 @@
         return;
 
     TextLog_Close(txt->file);
-    RollAlertFile(txt->name);
     txt->file = TextLog_Open(txt->name);
 
     txt->last = time(nullptr);
diff -Naur snort3/src/main/thread.cc snort3-modified/src/main/thread.cc
--- snort3/src/main/thread.cc	2018-12-31 12:02:47.901390043 -0500
+++ snort3-modified/src/main/thread.cc	2018-12-31 12:04:19.671583461 -0500
@@ -106,6 +106,11 @@
 
     file += name;
 
+    // modification by Noah Dietrich to append unixtime to all files
+    file += '.';
+    time_t now = time(nullptr);
+    file += std::to_string(now);
+
     return file.c_str();
 }
 }