René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Backpressure on http.ServerResponse","articleBody":"\u003c!--\r\nThank you for reporting an issue.\r\n\r\nThis issue tracker is for bugs and issues found within Node.js core.\r\nIf you require more general support please file an issue on our help\r\nrepo. https://github.com/nodejs/help\r\n\r\n\r\nPlease fill in as much of the template below as you're able.\r\n\r\nVersion: output of `node -v`\r\nPlatform: output of `uname -a` (UNIX), or version and 32 or 64-bit (Windows)\r\nSubsystem: if known, please specify affected core module name\r\n\r\nIf possible, please provide code that demonstrates the problem, keeping it as\r\nsimple and free of external dependencies as you are able.\r\n-->\r\n\r\n* **Version**: v6.9.2\r\n* **Platform**: Linux david-Latitude-E6440 4.8.0-27-generic #29-Ubuntu SMP Thu Oct 20 21:03:13 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux\r\n* **Subsystem**: http, stream\r\n\r\n\u003c!-- Enter your issue details below this comment. -->\r\n\r\nHere's a test program:\r\n\r\n```javascript\r\nvar http = require('http'),\r\n    PassThrough = require('stream').PassThrough,\r\n    server = http.createServer();\r\n\r\nserver.on('request', function (req, res)\r\n{\r\n    console.log('REQUEST');\r\n    \r\n    var pthru = new PassThrough();\r\n\r\n    pthru.on('end', function ()\r\n    {\r\n        console.log(\"PASSTHROUGH END\");\r\n    });\r\n\r\n    pthru.pipe(res);\r\n\r\n    pthru.end(new Buffer(1024*1024));\r\n});\r\n\r\nserver.listen(8700, function ()\r\n{\r\n    http.request(\r\n    {\r\n        port: 8700,\r\n        method: 'GET'\r\n    }, function (res)\r\n    {\r\n        console.log('RESPONSE');\r\n\r\n        res.on('end', function ()\r\n        {\r\n            console.log(\"RESPONSE END\");\r\n        });\r\n    }).end();\r\n});\r\n```\r\n\r\nI expected it to display:\r\n\r\n```\r\nREQUEST\r\nRESPONSE\r\n```\r\n\r\nbecause the client-side isn't reading from the response so back-pressure should be applied via `res` to `pthru`.\r\n\r\nHowever, it actually displays:\r\n\r\n```\r\nREQUEST\r\nPASSTHROUGH END\r\nRESPONSE\r\n```\r\n\r\nI think maybe I'm missing something, or is this a bug?\r\n\r\n\r\n","author":{"url":"https://github.com/davedoesdev","@type":"Person","name":"davedoesdev"},"datePublished":"2016-12-13T22:24:04Z","url":"https://github.com/nodejs/node/issues/10256"}