chrmoe ajax请求时报 Provisional headers are shown

Question

chrmoe ajax请求时报 Provisional headers are shown

以下是 chrome://net-internals/#events 内容：

23462: DISK_CACHE_ENTRY
http://127.0.0.1:8000/api/settings
Start Time: 2017-11-17 11:20:50.230

t=132132 [st=   0] +DISK_CACHE_ENTRY_IMPL  [dt=2601]
                    --> created = true
                    --> key = "http://127.0.0.1:8000/api/settings"
t=134717 [st=2585]   +ENTRY_WRITE_DATA  [dt=0]
                      --> buf_len = 264
                      --> index = 0
                      --> offset = 0
                      --> truncate = true
t=134717 [st=2585]   -ENTRY_WRITE_DATA
                      --> bytes_copied = 264
t=134717 [st=2585]   +ENTRY_WRITE_DATA  [dt=0]
                      --> buf_len = 0
                      --> index = 1
                      --> offset = 0
                      --> truncate = true
t=134717 [st=2585]   -ENTRY_WRITE_DATA
                      --> bytes_copied = 0
t=134717 [st=2585]   +ENTRY_WRITE_DATA  [dt=0]
                      --> buf_len = 0
                      --> index = 2
                      --> offset = 0
                      --> truncate = true
t=134717 [st=2585]   -ENTRY_WRITE_DATA
                      --> bytes_copied = 0
t=134717 [st=2585]   +ENTRY_WRITE_DATA  [dt=0]
                      --> buf_len = 70
                      --> index = 1
                      --> offset = 0
                      --> truncate = true
t=134717 [st=2585]   -ENTRY_WRITE_DATA
                      --> bytes_copied = 70
t=134733 [st=2601]    ENTRY_CLOSE
t=134733 [st=2601] -DISK_CACHE_ENTRY_IMPL

网上找了一圈。google 百度都查了一下，没见我这种 来个分析chrome://net-internals/#events 的呗。。。

Answer 1

缓存问题