As I see it 'seek( $file, $mid, 0 ) || die "Couldn't seek : $!\n";' won't consistently take you to the beginning of a record. But then I'm just a clueless newbie.

In reply to Re^3: Using binary search to get the last 15 minutes of httpd access log by clueless newbie
in thread Using binary search to get the last 15 minutes of httpd access log by mhearse

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