title: Unix tar returns The parameter list is too long
body: <p>When I try to tar all the file in a folder using fowing command:</p>
  
  <p><strong>tar cvf mailpdfs.tar *.pdf</strong></p>
  
  <p>The shell complains:</p>
  
  <p><strong>ksh: /usr/bin/tar: 0403-027 The parameter list is too long.</strong></p>
  
  <p>How to deal with it? My folder contain 25000 pdf files, each file is 2MB in size, how can I copy them very fast?</p>