Reading of file by next of map file and by next of file descriptor.

[=?ISO-8859-2?Q?Miros=B3aw?= Makowiecki]

How many times is map file faster than reading of file by next of file
descriptor and when both times are so aqual one?
Thanks in advance.

 

[Alf P. Steinbach]

* Mirosław Makowiecki:

How many times is map file faster than reading of file by next of file
descriptor and when both times are so aqual one?
Thanks in advance.

Measure.