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<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I’m running squid v4.13 in TLS bump mode.<o:p></o:p></p>
<p class="MsoNormal">Trying to configure it to get highest (single core) CPS (new TLS sessions/connections per second) numbers.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I run multiple s_time tests on client side and “plain” nginx on server side.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Example s_time command line:<o:p></o:p></p>
<p class="MsoNormal">openssl s_time -connect server:443 -new -cipher AES128-GCM-SHA256 -time 30 -CAfile /opt/proxy_rootCA.pem -tls1_2<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Could you please review config below and suggest changes to improve performance?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Assumptions:<o:p></o:p></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">SSL bump/transparent SSL proxy;<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">single core performance;<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">caching disabled;<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">persistent connections disabled;<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo1">no logs;<o:p></o:p></li></ul>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Best wishes<o:p></o:p></p>
<p class="MsoNormal">Wojciech Andralojc<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">---<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">acl localnet src 10.0.8.0/24<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">acl SSL_ports port 443<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 80 # http<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 21 # ftp<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 443 # https<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 70 # gopher<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 210 # wais<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 1025-65535 # unregistered ports<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 280 # http-mgmt<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 488 # gss-http<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 591 # filemaker<o:p></o:p></p>
<p class="MsoNormal">acl Safe_ports port 777 # multiling http<o:p></o:p></p>
<p class="MsoNormal">acl CONNECT method CONNECT<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">http_access deny !Safe_ports<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">http_access deny CONNECT !SSL_ports<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">http_access allow localhost manager<o:p></o:p></p>
<p class="MsoNormal">http_access deny manager<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">http_access allow localnet<o:p></o:p></p>
<p class="MsoNormal">http_access allow localhost<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">http_access allow all<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"># Squid normally listens to port 3128<o:p></o:p></p>
<p class="MsoNormal">http_port 3128<o:p></o:p></p>
<p class="MsoNormal">http_port 3129 intercept<o:p></o:p></p>
<p class="MsoNormal">ssl_bump server-first all<o:p></o:p></p>
<p class="MsoNormal">https_port 3130 intercept ssl-bump cert=/etc/ssl/certs//rootCA.pem generate-host-certificates=on<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"># Leave coredumps in the first cache dir<o:p></o:p></p>
<p class="MsoNormal">coredump_dir /var/cache/squid<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">#<o:p></o:p></p>
<p class="MsoNormal"># Add any of your own refresh_pattern entries above these.<o:p></o:p></p>
<p class="MsoNormal">#<o:p></o:p></p>
<p class="MsoNormal">refresh_pattern ^ftp: 1440 20% 10080<o:p></o:p></p>
<p class="MsoNormal">refresh_pattern ^gopher: 1440 0% 1440<o:p></o:p></p>
<p class="MsoNormal">refresh_pattern -i (/cgi-bin/|\?) 0 0% 0<o:p></o:p></p>
<p class="MsoNormal">refresh_pattern . 0 20% 4320<o:p></o:p></p>
<p class="MsoNormal">dns_nameservers 127.0.0.1<o:p></o:p></p>
<p class="MsoNormal">visible_hostname "proxy"<o:p></o:p></p>
<p class="MsoNormal">tls_outgoing_options cafile=/etc/ssl/certs//nginx.pem<o:p></o:p></p>
<p class="MsoNormal">access_log none<o:p></o:p></p>
<p class="MsoNormal">cache_store_log none<o:p></o:p></p>
<p class="MsoNormal">cache_log /dev/null<o:p></o:p></p>
<p class="MsoNormal">workers 1<o:p></o:p></p>
<p class="MsoNormal">cache deny all<o:p></o:p></p>
<p class="MsoNormal">cache_mem 0<o:p></o:p></p>
<p class="MsoNormal">server_persistent_connections off<o:p></o:p></p>
<p class="MsoNormal">client_persistent_connections off<o:p></o:p></p>
</div>
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