Tim,

Is the response same size?
Are Content-Encoding and Transfer-Encoding same in the responses?
Do you think it's a regression relative to older curl?

On 29 June 2016 at 19:59, Tim Rühsen <tim.ruehsen_at_gmx.de> wrote:
> Hi,
>
> I recently made a few comparisons between curl 7.50.0-DEV and wget 1.18 and
> was astonished about wget outperforming curl by some fair amount on single
> HTTPS request/response cycles.
>
> So my question goes... what is 'wrong' with that version of curl. Or what did
> I oversee - maybe some special options ?
>
> Some details from here:
> Debian SID amd64, both wget and curl built/installed with GnuTLS (3.4.13)
> Intel(R) Core(TM) i5-3570K CPU @ 3.40GHz
> 2MBit/s DSL, ping to www.google.com is ~106ms
>
> Downloading a non-existent page at www.google.com (a.html) via HTTPS/HTTP1.1.
> The figures from 'time' are the fastest I got in 10 tries.
>
> $ time curl -s -o/dev/null https://www.google.com/a.html
> real 0m0.744s
> user 0m0.092s
> sys 0m0.016s
>
> $ time wget -q -o/dev/null --no-alpn https://www.google.com/a.html
> real 0m0.507s
> user 0m0.016s
> sys 0m0.008s
>
> Looks like there is some (pretty huge ~ 240ms) startup penalty hidden
> somewhere. Building with OpenSSL makes not much difference.
>
> BTW, the only possibility to disable HTTP2 was using --no-alpn. --no-http2 did
> not switch if off.
>
> Regards, Tim
>
>
> $ curl --version
> curl 7.50.0-DEV (x86_64-pc-linux-gnu) libcurl/7.50.0-DEV GnuTLS/3.4.13
> zlib/1.2.8 libidn/1.32 libpsl/0.11.0 (+libicu/55.1) nghttp2/1.11.1
> Protocols: dict file ftp ftps gopher http https imap imaps pop3 pop3s rtsp smb
> smbs smtp smtps telnet tftp
> Features: IDN IPv6 Largefile NTLM NTLM_WB SSL libz TLS-SRP HTTP2 UnixSockets
> PSL
>
> $ wget --version
> GNU Wget 1.18 built on linux-gnu.
>
> -cares +digest -gpgme +https +ipv6 +iri +large-file -metalink +nls
> +ntlm +opie +psl +ssl/gnutls
>
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Received on 2016-06-29