Request to pagead2.googlesyndication.com is stuck when DNS is in use #12

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opened 2026-03-04 00:02:57 -05:00 by deekerman · 3 comments

deekerman commented

2026-03-04 00:02:57 -05:00

Owner

Originally created by @ameshkov on GitHub (Jul 27, 2016).

Originally assigned to: @nkartyshov on GitHub.

Here is how it looks like inside Chrome:

175290: URL_REQUEST
https://pagead2.googlesyndication.com/pagead/gen_204?rt=dart&lid=17&sdkv=h.3.0.0&e=420706011&id&c=1408971686930332&domain=www.youtube.com
Start Time: 2016-07-27 18:05:16.993

t=  1447 [st=    0] +REQUEST_ALIVE  [dt=99609]
t=  1447 [st=    0]    DELEGATE_INFO  [dt=0]
                       --> delegate_info = "NavigationResourceThrottle"
t=  1447 [st=    0]   +URL_REQUEST_DELEGATE  [dt=2]
t=  1447 [st=    0]      DELEGATE_INFO  [dt=1]
                         --> delegate_info = "extension Tampermonkey"
t=  1448 [st=    1]      DELEGATE_INFO  [dt=0]
                         --> delegate_info = "extension Tampermonkey"
t=  1448 [st=    1]      DELEGATE_INFO  [dt=1]
                         --> delegate_info = "extension Adguard AdBlocker (Beta)"
t=  1449 [st=    2]   -URL_REQUEST_DELEGATE
t=  1449 [st=    2]    URL_REQUEST_START_JOB  [dt=0]
                       --> load_flags = 37120 (MAIN_FRAME | MAYBE_USER_GESTURE | VERIFY_EV_CERT)
                       --> method = "GET"
                       --> priority = "HIGHEST"
                       --> url = "https://pagead2.googlesyndication.com/pagead/gen_204?rt=dart&lid=17&sdkv=h.3.0.0&e=420706011&id&c=1408971686930332&domain=www.youtube.com"
t=  1449 [st=    2]   +URL_REQUEST_START_JOB  [dt=99607]
                       --> load_flags = 37120 (MAIN_FRAME | MAYBE_USER_GESTURE | VERIFY_EV_CERT)
                       --> method = "GET"
                       --> priority = "HIGHEST"
                       --> url = "https://pagead2.googlesyndication.com/pagead/gen_204?rt=dart&lid=17&sdkv=h.3.0.0&e=420706011&id&c=1408971686930332&domain=www.youtube.com"
t=  1449 [st=    2]     +URL_REQUEST_DELEGATE  [dt=2]
t=  1449 [st=    2]        DELEGATE_INFO  [dt=1]
                           --> delegate_info = "extension Adguard AdBlocker (Beta)"
t=  1450 [st=    3]        DELEGATE_INFO  [dt=0]
                           --> delegate_info = "extension Adguard AdBlocker (Beta)"
t=  1450 [st=    3]        DELEGATE_INFO  [dt=1]
                           --> delegate_info = "extension Adguard AdBlocker (Beta)"
t=  1451 [st=    4]     -URL_REQUEST_DELEGATE
t=  1451 [st=    4]      HTTP_CACHE_GET_BACKEND  [dt=0]
t=  1451 [st=    4]      HTTP_CACHE_OPEN_ENTRY  [dt=0]
                         --> net_error = -2 (ERR_FAILED)
t=  1451 [st=    4]      HTTP_CACHE_CREATE_ENTRY  [dt=0]
t=  1451 [st=    4]      HTTP_CACHE_ADD_TO_ENTRY  [dt=0]
t=  1451 [st=    4]      URL_REQUEST_DELEGATE  [dt=0]
t=  1451 [st=    4]     +HTTP_STREAM_REQUEST  [dt=99605]
t=  1451 [st=    4]        HTTP_STREAM_REQUEST_STARTED_JOB
                           --> source_dependency = 175294 (HTTP_STREAM_JOB)
t=  1452 [st=    5]        HTTP_STREAM_REQUEST_STARTED_JOB
                           --> source_dependency = 175293 (HTTP_STREAM_JOB)
t=101056 [st=99609]        CANCELLED
t=101056 [st=99609]     -HTTP_STREAM_REQUEST
t=101056 [st=99609] -REQUEST_ALIVE
175293: HTTP_STREAM_JOB
https://pagead2.googlesyndication.com/
Start Time: 2016-07-27 18:05:16.998

t=1452 [st=  0] +HTTP_STREAM_JOB  [dt=317]
                 --> alternative_service = "Uninitialized :0"
                 --> original_url = "https://pagead2.googlesyndication.com/"
                 --> priority = "HIGHEST"
                 --> source_dependency = 175290 (URL_REQUEST)
                 --> url = "https://pagead2.googlesyndication.com/"
t=1452 [st=  0]   +PROXY_SERVICE  [dt=0]
t=1452 [st=  0]      PROXY_SERVICE_RESOLVED_PROXY_LIST
                     --> pac_string = "DIRECT"
t=1452 [st=  0]   -PROXY_SERVICE
t=1452 [st=  0]    HTTP_STREAM_JOB_DELAYED
                   --> resume_after_ms = 300
t=1752 [st=300]   +HOST_RESOLVER_IMPL_REQUEST  [dt=0]
                   --> address_family = 0
                   --> allow_cached_response = true
                   --> host = "pagead2.googlesyndication.com:443"
                   --> is_speculative = false
t=1752 [st=300]      HOST_RESOLVER_IMPL_IPV6_REACHABILITY_CHECK
                     --> cached = true
                     --> ipv6_available = false
t=1752 [st=300]   -HOST_RESOLVER_IMPL_REQUEST
                   --> net_error = -804 (ERR_DNS_CACHE_MISS)
t=1752 [st=300]   +SOCKET_POOL  [dt=17]
t=1769 [st=317]      SOCKET_POOL_BOUND_TO_CONNECT_JOB
                     --> source_dependency = 175308 (CONNECT_JOB)
t=1769 [st=317]   -SOCKET_POOL
                   --> net_error = -102 (ERR_CONNECTION_REFUSED)
t=1769 [st=317] -HTTP_STREAM_JOB
175294: HTTP_STREAM_JOB
https://pagead2.googlesyndication.com/
Start Time: 2016-07-27 18:05:16.997

t=  1451 [st=    0] +HTTP_STREAM_JOB  [dt=99605]
                     --> alternative_service = "quic pagead2.googlesyndication.com:443"
                     --> original_url = "https://pagead2.googlesyndication.com/"
                     --> priority = "HIGHEST"
                     --> source_dependency = 175290 (URL_REQUEST)
                     --> url = "https://pagead2.googlesyndication.com/"
t=  1451 [st=    0]   +PROXY_SERVICE  [dt=0]
t=  1451 [st=    0]      PROXY_SERVICE_RESOLVED_PROXY_LIST
                         --> pac_string = "DIRECT"
t=  1451 [st=    0]   -PROXY_SERVICE
t=101056 [st=99605] -HTTP_STREAM_JOB

Originally created by @ameshkov on GitHub (Jul 27, 2016). Originally assigned to: @nkartyshov on GitHub. Here is how it looks like inside Chrome: ``` 175290: URL_REQUEST https://pagead2.googlesyndication.com/pagead/gen_204?rt=dart&lid=17&sdkv=h.3.0.0&e=420706011&id&c=1408971686930332&domain=www.youtube.com Start Time: 2016-07-27 18:05:16.993 t= 1447 [st= 0] +REQUEST_ALIVE [dt=99609] t= 1447 [st= 0] DELEGATE_INFO [dt=0] --> delegate_info = "NavigationResourceThrottle" t= 1447 [st= 0] +URL_REQUEST_DELEGATE [dt=2] t= 1447 [st= 0] DELEGATE_INFO [dt=1] --> delegate_info = "extension Tampermonkey" t= 1448 [st= 1] DELEGATE_INFO [dt=0] --> delegate_info = "extension Tampermonkey" t= 1448 [st= 1] DELEGATE_INFO [dt=1] --> delegate_info = "extension Adguard AdBlocker (Beta)" t= 1449 [st= 2] -URL_REQUEST_DELEGATE t= 1449 [st= 2] URL_REQUEST_START_JOB [dt=0] --> load_flags = 37120 (MAIN_FRAME | MAYBE_USER_GESTURE | VERIFY_EV_CERT) --> method = "GET" --> priority = "HIGHEST" --> url = "https://pagead2.googlesyndication.com/pagead/gen_204?rt=dart&lid=17&sdkv=h.3.0.0&e=420706011&id&c=1408971686930332&domain=www.youtube.com" t= 1449 [st= 2] +URL_REQUEST_START_JOB [dt=99607] --> load_flags = 37120 (MAIN_FRAME | MAYBE_USER_GESTURE | VERIFY_EV_CERT) --> method = "GET" --> priority = "HIGHEST" --> url = "https://pagead2.googlesyndication.com/pagead/gen_204?rt=dart&lid=17&sdkv=h.3.0.0&e=420706011&id&c=1408971686930332&domain=www.youtube.com" t= 1449 [st= 2] +URL_REQUEST_DELEGATE [dt=2] t= 1449 [st= 2] DELEGATE_INFO [dt=1] --> delegate_info = "extension Adguard AdBlocker (Beta)" t= 1450 [st= 3] DELEGATE_INFO [dt=0] --> delegate_info = "extension Adguard AdBlocker (Beta)" t= 1450 [st= 3] DELEGATE_INFO [dt=1] --> delegate_info = "extension Adguard AdBlocker (Beta)" t= 1451 [st= 4] -URL_REQUEST_DELEGATE t= 1451 [st= 4] HTTP_CACHE_GET_BACKEND [dt=0] t= 1451 [st= 4] HTTP_CACHE_OPEN_ENTRY [dt=0] --> net_error = -2 (ERR_FAILED) t= 1451 [st= 4] HTTP_CACHE_CREATE_ENTRY [dt=0] t= 1451 [st= 4] HTTP_CACHE_ADD_TO_ENTRY [dt=0] t= 1451 [st= 4] URL_REQUEST_DELEGATE [dt=0] t= 1451 [st= 4] +HTTP_STREAM_REQUEST [dt=99605] t= 1451 [st= 4] HTTP_STREAM_REQUEST_STARTED_JOB --> source_dependency = 175294 (HTTP_STREAM_JOB) t= 1452 [st= 5] HTTP_STREAM_REQUEST_STARTED_JOB --> source_dependency = 175293 (HTTP_STREAM_JOB) t=101056 [st=99609] CANCELLED t=101056 [st=99609] -HTTP_STREAM_REQUEST t=101056 [st=99609] -REQUEST_ALIVE 175293: HTTP_STREAM_JOB https://pagead2.googlesyndication.com/ Start Time: 2016-07-27 18:05:16.998 t=1452 [st= 0] +HTTP_STREAM_JOB [dt=317] --> alternative_service = "Uninitialized :0" --> original_url = "https://pagead2.googlesyndication.com/" --> priority = "HIGHEST" --> source_dependency = 175290 (URL_REQUEST) --> url = "https://pagead2.googlesyndication.com/" t=1452 [st= 0] +PROXY_SERVICE [dt=0] t=1452 [st= 0] PROXY_SERVICE_RESOLVED_PROXY_LIST --> pac_string = "DIRECT" t=1452 [st= 0] -PROXY_SERVICE t=1452 [st= 0] HTTP_STREAM_JOB_DELAYED --> resume_after_ms = 300 t=1752 [st=300] +HOST_RESOLVER_IMPL_REQUEST [dt=0] --> address_family = 0 --> allow_cached_response = true --> host = "pagead2.googlesyndication.com:443" --> is_speculative = false t=1752 [st=300] HOST_RESOLVER_IMPL_IPV6_REACHABILITY_CHECK --> cached = true --> ipv6_available = false t=1752 [st=300] -HOST_RESOLVER_IMPL_REQUEST --> net_error = -804 (ERR_DNS_CACHE_MISS) t=1752 [st=300] +SOCKET_POOL [dt=17] t=1769 [st=317] SOCKET_POOL_BOUND_TO_CONNECT_JOB --> source_dependency = 175308 (CONNECT_JOB) t=1769 [st=317] -SOCKET_POOL --> net_error = -102 (ERR_CONNECTION_REFUSED) t=1769 [st=317] -HTTP_STREAM_JOB 175294: HTTP_STREAM_JOB https://pagead2.googlesyndication.com/ Start Time: 2016-07-27 18:05:16.997 t= 1451 [st= 0] +HTTP_STREAM_JOB [dt=99605] --> alternative_service = "quic pagead2.googlesyndication.com:443" --> original_url = "https://pagead2.googlesyndication.com/" --> priority = "HIGHEST" --> source_dependency = 175290 (URL_REQUEST) --> url = "https://pagead2.googlesyndication.com/" t= 1451 [st= 0] +PROXY_SERVICE [dt=0] t= 1451 [st= 0] PROXY_SERVICE_RESOLVED_PROXY_LIST --> pac_string = "DIRECT" t= 1451 [st= 0] -PROXY_SERVICE t=101056 [st=99605] -HTTP_STREAM_JOB ```