From ee0174822f9c4e939bd810c3e906554a7137973d Mon Sep 17 00:00:00 2001
From: Jordan Owens <jkowens@gmail.com>
Date: Tue, 18 Jul 2017 14:42:05 -0400
Subject: Increase the parser buffer size

This increases the buffer size to 1mb to get better performance
parsing larger files. Buffer sizes of 16kb, 1mb, 10mb, and 100mb
were compared based on performance and cpu/memory usage.
---
 lib/rack/multipart/parser.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/rack/multipart/parser.rb b/lib/rack/multipart/parser.rb
index e324be82..cd64d444 100644
--- a/lib/rack/multipart/parser.rb
+++ b/lib/rack/multipart/parser.rb
@@ -5,7 +5,7 @@ module Rack
     class MultipartPartLimitError < Errno::EMFILE; end
 
     class Parser
-      BUFSIZE = 16384
+      BUFSIZE = 1_048_576
       TEXT_PLAIN = "text/plain"
       TEMPFILE_FACTORY = lambda { |filename, content_type|
         Tempfile.new(["RackMultipart", ::File.extname(filename.gsub("\0".freeze, '%00'.freeze))])
-- 
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