Apache has own buffer. You can send spaces as workaround 
print "Starting ...<br>\n";
for (my $i=0; $i < 10; $i++) {
   print $i,  (' ' x 1024) , "<br>\n";
   sleep 1;
}

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In reply to Re: cgi buffering by ccn
in thread cgi buffering by Caesura

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