feat: replace logging with custom log_all function and truncate benchmark log on start

system_monitor.py

@@ -1,18 +1,14 @@
 import psutil
 import time
 
-LOG_FILE = 'usage.log'
-INTERVAL = 5  # seconds
-
 try:
-    with open(LOG_FILE, 'a') as log:
+    with open('usage.log', 'a') as log_file:
         while True:
             cpu_percent = psutil.cpu_percent(interval=1)
             mem = psutil.virtual_memory()
             log_entry = f"CPU: {cpu_percent}%, Memory: {mem.percent}%\n"
-            log.write(log_entry)
-            log.flush()
-            print(log_entry.strip())
-            time.sleep(INTERVAL - 1)
+            log_file.write(log_entry)
+            log_file.flush()
+            time.sleep(4)
 except KeyboardInterrupt:
-    print('Monitoring stopped by user.')
+    print("Monitoring stopped by user.")