iconcert.kr  pi5-64bit-sd
   0.0002567 sec by fputs() ( 100write)
   0.0005071 sec by fputs() ( 100write)

   1742217239 display sec-by time()
   1742217239.0538 display sec-by microtime(true)

util/speed/

after2

 0.0007729 sec for 200write

 Database 50,000 Row Read
poll_result