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Re:Re:RE: [EXTERNAL] Re:Re: [HELP] What's the underlying connection reusing policy, can it be RR
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From: 白水月 via curl-library <curl-library_at_lists.haxx.se>
Date: Sun, 6 Feb 2022 19:29:58 +0800 (CST)
Thanks for your constructive reply. Yet I do send a keepalive request to the server. It works something just like an "echo".
Date: Sun, 6 Feb 2022 19:29:58 +0800 (CST)
Thanks for your constructive reply. Yet I do send a keepalive request to the server. It works something just like an "echo".
-- Best wishes! 在 2022-01-23 18:46:14，"Daniel Stenberg" <daniel_at_haxx.se> 写道： >On Sun, 23 Jan 2022, 白水月 wrote: > >> What I was doing is to send keepalive requests to the server. I'm just >> wondering if there is a more graceful solution. > >TCP keepalive is rarely enough to maintain a connection. It usually also >requires actual TCP traffic to go over it, which in the HTTP/2 case could be >PING frames like with curl_easy_upkeep(). Sometimes it will also require HTTP >requests to prevent the server from killing connections for being idle. > >If you're using HTTP/1 you instead can do "no-op" HTTP requests, such as HEAD >or OPTIONS. > >-- > > / daniel.haxx.se > | Commercial curl support up to 24x7 is available! > | Private help, bug fixes, support, ports, new features > | https://curl.se/support.html
-- Unsubscribe: https://lists.haxx.se/listinfo/curl-library Etiquette: https://curl.haxx.se/mail/etiquette.htmlReceived on 2022-02-06