RES PAGES SIZE FILE
  32K     8  32K ddtest

whole file
status: 0
RES PAGES SIZE FILE
 0B     0  32K ddtest

offset: 8192
status: 0
RES PAGES SIZE FILE
 8K     2  32K ddtest

length: 16384
status: 0
  RES PAGES SIZE FILE
  16K     4  32K ddtest

offset: 8192, length: 16384 fd: 42
status: 0
  RES PAGES SIZE FILE
  16K     4  32K ddtest