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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hey Kitamura,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Technically speaking Openstack admin can create a flavor which has 1 vCPU and 16GB RAM however,<br>it’s recommended to have 1 vCPU per 4 GB of RAM.<o:p></o:p></p><p class=MsoNormal>Openstack default vCPU ratio is 16 vCPUs per 1 physical Core.<o:p></o:p></p><p class=MsoNormal>So for a proxy which use SSL-Bump it’s recommended to have more then 1 vCPU ie at-least 2 if not 4.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>All The Bests,<o:p></o:p></p><p class=MsoNormal>Eliezer<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>----<o:p></o:p></p><p class=MsoNormal>Eliezer Croitoru<o:p></o:p></p><p class=MsoNormal>Tech Support<o:p></o:p></p><p class=MsoNormal>Mobile: +972-5-28704261<o:p></o:p></p><p class=MsoNormal>Email: <a href="mailto:ngtech1ltd@gmail.com">ngtech1ltd@gmail.com</a><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> squid-users <squid-users-bounces@lists.squid-cache.org> <b>On Behalf Of </b>m k<br><b>Sent:</b> Monday, August 17, 2020 2:12 PM<br><b>To:</b> Amos Jeffries <squid3@treenet.co.nz><br><b>Cc:</b> squid-users@lists.squid-cache.org<br><b>Subject:</b> Re: [squid-users] I would like to know performance sizing aspects.<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>Hi all,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I built squid using SSL-bump. In addition, squid also authenticates users with active directory. The hardware is openstack virtual. os is centos8.1. There is one CPU. The memory is 16GB. The hard disk is SSD 200GB.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I'm thinking of load testing with Apache Jmeter in this environment.<o:p></o:p></p></div><div><p class=MsoNormal>I don't know the standard, so the test stops and I am in trouble.<o:p></o:p></p></div><div><p class=MsoNormal>How many simultaneous connection sessions?<o:p></o:p></p></div><div><p class=MsoNormal>How many requests per minute?<o:p></o:p></p></div><div><p class=MsoNormal>Help me.<o:p></o:p></p></div></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><div><p class=MsoNormal>thank you,<o:p></o:p></p></div><div><p class=MsoNormal>Kitamura<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>2020<span style='font-family:"MS Gothic",serif'>年</span>8<span style='font-family:"MS Gothic",serif'>月</span>7<span style='font-family:"MS Gothic",serif'>日</span>(<span style='font-family:"MS Gothic",serif'>金</span>) 8:53 Amos Jeffries <<a href="mailto:squid3@treenet.co.nz">squid3@treenet.co.nz</a>>:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal style='margin-bottom:12.0pt'>On 6/08/20 5:28 pm, m k wrote:<br><br>> Eliezer,<br><br>> <br><br>> Squid's default setting is 1 core CPU, 16GB mem.<br><br>> How many URLs(Blacklist) will degrade Squid's performance?<br><br>> <br><br><br><br>Eliezer's answer covers that already, so I will skip here.<br><br><br><br><br><br>> Also, SSL-Bump.<br><br>> <br><br><br><br>This is "unknown" - as far as I am aware none has published numbers<br><br>recently about it. There are a lot of factors in the network traffic and<br><br>your servers internal state (eg the RNG engine) that multiply up to<br><br>cause varying amounts of delay - plus the volatile nature of this<br><br>feature set itself month by month changes the effects or relevance of<br><br>each factor.<br><br> So numbers from me today will be wrong in a few weeks, or may be wrong<br><br>for your network already. All that we can be sure of is that there is<br><br>extra work needed by Squid thus "slower" than plain-text HTTP is to be<br><br>expected.<br><br><br><br>For planning the consideration is just to be aware that the numbers we<br><br>can give you (for plain-text) will be over-estimates of capacity for<br><br>SSL-Bump traffic and allow some margins. Once you have an install<br><br>running you can test and measure the actual numbers for your traffic.<br><br><br><br><br><br>Amos<br><br>_______________________________________________<br><br>squid-users mailing list<br><br><a href="mailto:squid-users@lists.squid-cache.org" target="_blank">squid-users@lists.squid-cache.org</a><br><br><a href="http://lists.squid-cache.org/listinfo/squid-users" target="_blank">http://lists.squid-cache.org/listinfo/squid-users</a><o:p></o:p></p></blockquote></div></div></div></body></html>