処理に 60 秒以上かかる情報を送信していますが、何らかの理由で Chrome がちょうど 1 分でその接続を閉じています。Akamai でキャッシュされたページもありますが、タイムアウトは 120 秒であるとのことで、何か別のことが問題を引き起こしているに違いありません。Angular コードまたはその近くにタイムアウトはありません。これはChromeのネット内部からの出力です。これは Chrome でのみ発生し、IE および Firefox は送信を正常に処理します。
t=191705 [st= 0] +REQUEST_ALIVE [dt=60081]
t=191705 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=191705 [st= 0] +URL_REQUEST_START_JOB [dt=60080]
--> load_flags = 672000 (BYPASS_DATA_REDUCTION_PROXY | MAYBE_USER_GESTURE | REPORT_RAW_HEADERS | VERIFY_EV_CERT)
--> method = "POST"
--> priority = "LOW"
--> upload_id = "0"
--> url = "https://qa2.web.com/payment/submit"
t=191705 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=191706 [st= 1] HTTP_CACHE_GET_BACKEND [dt=0]
t=191706 [st= 1] URL_REQUEST_DELEGATE [dt=0]
t=191706 [st= 1] +HTTP_STREAM_REQUEST [dt=0]
t=191706 [st= 1] HTTP_STREAM_REQUEST_BOUND_TO_JOB
--> source_dependency = 4578 (HTTP_STREAM_JOB)
t=191706 [st= 1] -HTTP_STREAM_REQUEST
t=191706 [st= 1] +HTTP_TRANSACTION_SEND_REQUEST [dt=0]
t=191706 [st= 1] HTTP_TRANSACTION_HTTP2_SEND_REQUEST_HEADERS
--> :host: qa2.web.com
:method: POST
:path: /payment/submit
:scheme: https
:version: HTTP/1.1
accept: application/json, text/plain, */*
accept-encoding: gzip, deflate
accept-language: en-US,en;q=0.8
content-length: 317
content-type: application/json;charset=UTF-8
cookie: [2043 bytes were stripped]
origin: https://qa2.web.com
referer: https://qa2.web.com/payment/submit
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.89 Safari/537.36
t=191706 [st= 1] -HTTP_TRANSACTION_SEND_REQUEST
t=191706 [st= 1] +HTTP_TRANSACTION_READ_HEADERS [dt=60079]
t=191706 [st= 1] HTTP2_STREAM_UPDATE_SEND_WINDOW
--> delta = -317
--> stream_id = 313
--> window_size = 65219
t=251785 [st=60080] HTTP2_STREAM_ERROR
--> description = "SPDY stream closed with status: 6"
--> status = -337
--> stream_id = 313
t=251785 [st=60080] -HTTP_TRANSACTION_READ_HEADERS
--> net_error = -337 (ERR_SPDY_PROTOCOL_ERROR)
t=251785 [st=60080] -URL_REQUEST_START_JOB
--> net_error = -337 (ERR_SPDY_PROTOCOL_ERROR)
t=251786 [st=60081] URL_REQUEST_DELEGATE [dt=0]
t=251786 [st=60081] -REQUEST_ALIVE
--> net_error = -337 (ERR_SPDY_PROTOCOL_ERROR)