perl version?

With your program I get 'x' outside of string in unpack because of the x2, after removing those, I get 

      Rate  buk  ike
buk 19.6/s   -- -43%
ike 34.1/s  74%   --

$ perl -e "die $^V"
v5.12.2

[download]
On 5.008009 I get 
      Rate  buk  ike
buk 22.7/s   -- -35%
ike 35.1/s  54%   --

[download]
      Rate  buk  ike
buk 24.9/s   -- -47%
ike 47.1/s  89%   --

$ ..\perl.exe -e " die $^V"
v5.14.0

[download]
This is typical win32 mingw/activestate build

update: Well you didn't copy buk's code exactly, you omitted

local $/ = \(2 * 122);

which appears critical 
5.008009
      Rate  ike  buk
ike 35.5/s   -- -57%
buk 83.1/s 134%   --

v5.12.2

      Rate  ike  buk
ike 33.6/s   -- -55%
buk 74.4/s 121%   --

v5.14.0

      Rate  ike  buk
ike 46.3/s   -- -48%
buk 88.2/s  91%   --

[download]

In reply to Re^5: Working with fixed length files by Anonymous Monk
in thread Working with fixed length files by vendion

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