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7db24a6269
This reduces both user and system CPU time for large
uploads with dynamically-generated request bodies.
user system total real
before: 0.393334 1.580000 1.973334 ( 1.971066)
after: 0.223334 0.976666 1.200000 ( 1.198514)
------
require 'socket'
require 'net/http'
require 'benchmark'
nr = 1024 * 1024 * 1024
s = TCPServer.new('127.0.0.1', 0)
addr = s.addr
at_exit { Process.waitall }
fork do
c = s.accept
# not exactly accurate but fast
IO.copy_stream(c, '/dev/null', nr + 500000)
begin
buf = c.readpartial(16384)
tmp = ''
until buf.end_with?(-"0\r\n\r\n")
buf << c.readpartial(16384, tmp)
end
rescue EOFError
end
c.write "HTTP/1.1 201 Created\r\nConnection:close\r\n\r\n"
c.close
end
r, w = IO.pipe
fork do
r.close
IO.copy_stream('/dev/zero', w, nr)
w.close
end
w.close
Net::HTTP.start(addr[3], addr[1]) do |http|
put = Net::HTTP::Put.new('/dev0/foo')
put['Content-Type'] = 'application/content-type'
put['Transfer-Encoding'] = 'chunked'
put.body_stream = r
puts(Benchmark.measure { http.request(put) })
end
------
* lib/net/http/generic_request.rb (write): use multi-arg write
* lib/net/protocol.rb (write): support multi-arg
(write0): ditto
[ruby-core:84845] [Feature #14339]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61812 b2dd03c8-39d4-4d8f-98ff-823fe69b080e