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Re: libcurl appconnect_time is greater than starttransfer when using HTTPS proxy

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From: Yongkang Huang via curl-users <curl-users_at_cool.haxx.se>
Date: Thu, 10 Jun 2021 16:33:01 +0000

Thanks for reply so quickly! Here�s some information:

curl --version
curl 7.61.1 (x86_64-redhat-linux-gnu) libcurl/7.61.1 OpenSSL/1.1.1g zlib/1.2.11 brotli/1.0.6 libidn2/2.2.0 libpsl/0.20.2 (+libidn2/2.2.0) libssh/0.9.4/openssl/zlib nghttp2/1.33.0
Release-Date: 2018-09-05
Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3 pop3s rtsp scp sftp smb smbs smtp smtps telnet tftp
Features: AsynchDNS IDN IPv6 Largefile GSS-API Kerberos SPNEGO NTLM NTLM_WB SSL libz brotli TLS-SRP HTTP2 UnixSockets HTTPS-proxy PSL Metalink

From: Daniel Stenberg <daniel_at_haxx.se>
Date: Thursday, June 10, 2021 at 12:05 AM
To: Yongkang Huang via curl-users <curl-users_at_cool.haxx.se>
Cc: Yongkang Huang <ykang_at_fb.com>
Subject: Re: libcurl appconnect_time is greater than starttransfer when using HTTPS proxy
On Thu, 10 Jun 2021, Yongkang Huang via curl-users wrote:

> I�m trying to break down the latency when connect through HTTPS proxy. One
> interesting found is the appconnect_time is greater than time_starttransfer:

Which curl version, which TLS library on what plaform?

I tried current git master with OpenSSL on Linux and it doesn't seem to
reproduce.

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Received on 2021-06-10

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