我正在加载外部javascript文件，Chrome会间歇性地取消请求。它似乎取决于页面加载时间。以下是请求的net-internals日志：
263805: URL_REQUEST
https://s3.amazonaws.com/rejoiner/js/v3/rejoiner.lib.js?1446069887318&lv=1
Start Time: 2015-10-28 08:57:09.590
t=18003 [st= 0] +REQUEST_ALIVE [dt=48]
t=18003 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=18003 [st= 0] +URL_REQUEST_START_JOB [dt=48]
--> load_flags = 8448 (REPORT_RAW_HEADERS | VERIFY_EV_CERT)
--> method = "GET"
--> priority = "LOWEST"
--> url = "https://s3.amazonaws.com/rejoiner/js/v3/rejoiner.lib.js?1446069887318&lv=1"
t=18003 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=18003 [st= 0] HTTP_CACHE_GET_BACKEND [dt=0]
t=18003 [st= 0] HTTP_CACHE_OPEN_ENTRY [dt=0]
--> net_error = -2 (ERR_FAILED)
t=18003 [st= 0] HTTP_CACHE_CREATE_ENTRY [dt=0]
t=18003 [st= 0] HTTP_CACHE_ADD_TO_ENTRY [dt=0]
t=18003 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=18003 [st= 0] +HTTP_STREAM_REQUEST [dt=48]
t=18003 [st= 0] HTTP_STREAM_REQUEST_STARTED_JOB
--> source_dependency = 263807 (HTTP_STREAM_JOB)
t=18051 [st=48] CANCELLED
t=18051 [st=48] -HTTP_STREAM_REQUEST
t=18051 [st=48] -URL_REQUEST_START_JOB
--> net_error = -3 (ERR_ABORTED)
t=18051 [st=48] URL_REQUEST_DELEGATE [dt=0]
t=18051 [st=48] -REQUEST_ALIVE
成功后，请求相同：
t=24000 [st= 0] +REQUEST_ALIVE [dt=126]
t=24000 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=24000 [st= 0] +URL_REQUEST_START_JOB [dt=125]
--> load_flags = 73984 (MAYBE_USER_GESTURE | REPORT_RAW_HEADERS | VERIFY_EV_CERT)
--> method = "GET"
--> priority = "LOWEST"
--> url = "https://s3.amazonaws.com/rejoiner/js/v3/rejoiner.lib.js?1446069893050&lv=1"
t=24000 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=24000 [st= 0] HTTP_CACHE_GET_BACKEND [dt=0]
t=24000 [st= 0] HTTP_CACHE_OPEN_ENTRY [dt=0]
--> net_error = -2 (ERR_FAILED)
t=24000 [st= 0] HTTP_CACHE_CREATE_ENTRY [dt=0]
t=24000 [st= 0] HTTP_CACHE_ADD_TO_ENTRY [dt=0]
t=24000 [st= 0] URL_REQUEST_DELEGATE [dt=0]
t=24000 [st= 0] +HTTP_STREAM_REQUEST [dt=1]
t=24000 [st= 0] HTTP_STREAM_REQUEST_STARTED_JOB
--> source_dependency = 264331 (HTTP_STREAM_JOB)
t=24001 [st= 1] HTTP_STREAM_REQUEST_BOUND_TO_JOB
--> source_dependency = 264331 (HTTP_STREAM_JOB)
t=24001 [st= 1] -HTTP_STREAM_REQUEST
t=24001 [st= 1] +HTTP_TRANSACTION_SEND_REQUEST [dt=0]
t=24001 [st= 1] HTTP_TRANSACTION_SEND_REQUEST_HEADERS
--> GET /rejoiner/js/v3/rejoiner.lib.js?1446069893050&lv=1 HTTP/1.1
Host: s3.amazonaws.com
Connection: keep-alive
Accept: */*
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36
Referer: https://us.magnumboots.com/checkout/onepage/
Accept-Encoding: gzip, deflate, sdch
Accept-Language: en-US,en;q=0.8
t=24001 [st= 1] -HTTP_TRANSACTION_SEND_REQUEST
t=24001 [st= 1] +HTTP_TRANSACTION_READ_HEADERS [dt=124]
t=24001 [st= 1] HTTP_STREAM_PARSER_READ_HEADERS [dt=123]
t=24124 [st=124] HTTP_TRANSACTION_READ_RESPONSE_HEADERS
--> HTTP/1.1 200 OK
x-amz-id-2: 5OJWFBfGFHJGBw61YC9pSNYojDhSWuMpR8NZcXptD3kiDuTVm83w0f8x2jxtlFgMUqhclTIwoJo=
x-amz-request-id: 3F7017076FECD8B3
Date: Wed, 28 Oct 2015 22:04:53 GMT
Last-Modified: Tue, 10 Mar 2015 13:41:46 GMT
ETag: "a6a68a146b39c4caf1c4dca4cf906c2f"
Accept-Ranges: bytes
Content-Type: application/x-javascript
Content-Length: 9541
Server: AmazonS3
t=24125 [st=125] -HTTP_TRANSACTION_READ_HEADERS
t=24125 [st=125] HTTP_CACHE_WRITE_INFO [dt=0]
t=24125 [st=125] HTTP_CACHE_WRITE_DATA [dt=0]
t=24125 [st=125] HTTP_CACHE_WRITE_INFO [dt=0]
t=24125 [st=125] URL_REQUEST_DELEGATE [dt=0]
t=24125 [st=125] -URL_REQUEST_START_JOB
t=24125 [st=125] URL_REQUEST_DELEGATE [dt=0]
t=24125 [st=125] HTTP_TRANSACTION_READ_BODY [dt=1]
t=24126 [st=126] HTTP_CACHE_WRITE_DATA [dt=0]
t=24126 [st=126] URL_REQUEST_JOB_BYTES_READ
--> byte_count = 9541
t=24126 [st=126] HTTP_TRANSACTION_READ_BODY [dt=0]
t=24126 [st=126] HTTP_CACHE_WRITE_DATA [dt=0]
t=24126 [st=126] -REQUEST_ALIVE
非常感谢任何帮助或想法。