title: tnsping result with more than 0 ms. what is solution?
body: <p>i ping my oracle database via tnsping. its local database. this is not in local network. I expected 0 ms, but it is giving more than 0 ms. this is tns ping result for 20 times;</p>
  
  <pre><code>C:\Documents and Settings\sdemirkeser&gt;tnsping belsoft 20
  
  TNS Ping Utility for 32-bit Windows: Version 10.2.0.1.0 - Production on 17-MAY-2
  012 09:23:32
  
  Copyright (c) 1997, 2005, Oracle.  All rights reserved.
  
   Used parameter files:
   C:\oracle\product\10.2.0\db_1\network\admin\sqlnet.ora
  
   Used TNSNAMES adapter to resolve the alias
   Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)
   (HOST = 127.0.0.1)(PORT = 1521))) (CONNECT_DATA = (SERVICE_NAME = BELSOFT)))
  OK (20 msec)
  OK (10 msec)
  OK (20 msec)
  OK (0 msec)
  OK (10 msec)
  OK (20 msec)
  OK (10 msec)
  OK (0 msec)
  OK (20 msec)
  OK (20 msec)
  OK (10 msec)
  OK (0 msec)
  OK (20 msec)
  OK (10 msec)
  OK (20 msec)
  OK (10 msec)
  OK (0 msec)
  OK (20 msec)
  OK (10 msec)
  OK (20 msec)
  </code></pre>
  
  <p>what do you think about why it could be more than 0 ms. or is it normal?</p>
  
  <p>i ping with normal ping command but it is faster than 1 ms</p>
  
  <pre><code>C:\Documents and Settings\sdemirkeser&gt;ping localhost
  
  32 bayt veri ile sdemirkeser [127.0.0.1] 'ping' ediliyor:
  
  127.0.0.1 cevabı: bayt=32 süre&lt;1ms TTL=128
  127.0.0.1 cevabı: bayt=32 süre&lt;1ms TTL=128
  127.0.0.1 cevabı: bayt=32 süre&lt;1ms TTL=128
  127.0.0.1 cevabı: bayt=32 süre&lt;1ms TTL=128
  
  127.0.0.1 için Ping istatistiği:
      Paket: Giden = 4, Gelen = 4, Kaybolan = 0 (0% kayıp),
  Mili saniye türünden yaklaşık tur süreleri:
      En Az = 0ms, En Çok = 0ms, Ortalama = 0ms
  </code></pre>
  
  <p>If it is not normal what will i do</p>
  
  <p>Thank for everyone who interested in
  Sincerly Yours
  Suleyman Demirkeser</p>