Re: what is the maximum value for ntopng --max-num-host and --max-num-flow options
Simone Mainardi <[email protected]> Wed, 20 Mar 2019 15:19:06 +0100
| Newsgroups | gmane.linux.ntop.general |
|---|---|
| Message-ID | <[email protected]> |
--===============1231032145392087136== Content-Type: multipart/alternative; boundary="Apple-Mail=_7D72AE8C-35C2-4187-9CEC-E2CA9B07813E" --Apple-Mail=_7D72AE8C-35C2-4187-9CEC-E2CA9B07813E Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Hi, > On 19 Mar 2019, at 09:40, azeez razaq <[email protected]> wrote: >=20 > Hi. >=20 > I am trying to increase the --max-num-host value. >=20 > Each time i increase it to 500,000 ntopng serbice restarts every 20 = seconds. >=20 Increasing the --max-num-host has an impact on the RAM used. My guess is = that if you bring it to 500k, all the RAM available is exhausted and the = OS kills ntopng. What's the amount of RAM available? What are the specs of the machine = you are using? > If i take it down to 350,000 the ntopng service is stable. >=20 > Is there a limit to the value i can input to this switch? >=20 > If yes, what's the maximum value. >=20 >=20 >=20 > Azeez Razaq > Networking, Web and Programming expert. > (Enterprise Networking,Information Security,Server = Administration,VOIP,and Technical Support ) > (HTML,PHP,CSS,SQL,Busineness Solutions,Java Programming ) > +971582603893 > COMPTIA A+ Certified. > Microsoft Certified Professional. > Microsoft Certified Solutions Associate (Windows Server 2012). > Microsoft Certified Solutions Expert : Cloud Platform and = Infrastructure > Cisco Certified Network Associate (R & S). > Cisco Certified Network Professional (R & S). > ITIL Foundation Certificate in IT Service Management (EXIN). > Cisco Certified Network Associate (Cyber security Operations) > Certified Computer Hacking and Forensic Investigator (Eco-Council). > Certificates in Information Security Testing and Assessment. > Cyber Security Practitioner (DeVry University). > Certificates in Communications and Network Security . > Certificates in Intrusion Detection and Prevention System Specialist. > Ossidian Datacomms Certified (MTN ACADEMY). > Malicious Codes and Information Security (MTN ACADEMY). > Information Security and Internetworking (MTN ACADEMY). > Linux Administrative Tasks (MTN ACADEMY). > _______________________________________________ > Ntop mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop --Apple-Mail=_7D72AE8C-35C2-4187-9CEC-E2CA9B07813E Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii <html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; = charset=3Dus-ascii"></head><body style=3D"word-wrap: break-word; = -webkit-nbsp-mode: space; line-break: after-white-space;" = class=3D"">Hi,<br class=3D""><div><br class=3D""><blockquote type=3D"cite"= class=3D""><div class=3D"">On 19 Mar 2019, at 09:40, azeez razaq <<a = href=3D"mailto:[email protected]" = class=3D"">[email protected]</a>> wrote:</div><br = class=3D"Apple-interchange-newline"><div class=3D""><div dir=3D"ltr" = class=3D""><div class=3D"gmail_default" style=3D"font-family:trebuchet = ms,sans-serif">Hi.</div><div class=3D"gmail_default" = style=3D"font-family:trebuchet ms,sans-serif"><br class=3D""></div><div = class=3D"gmail_default" style=3D"font-family:trebuchet ms,sans-serif">I = am trying to increase the --max-num-host value.</div><div = class=3D"gmail_default" style=3D"font-family:trebuchet = ms,sans-serif"><br class=3D""></div><div class=3D"gmail_default" = style=3D"font-family:trebuchet ms,sans-serif">Each time i increase it to = 500,000 ntopng serbice restarts every 20 seconds.</div><div = class=3D"gmail_default" style=3D"font-family:trebuchet = ms,sans-serif"><br class=3D""></div></div></div></blockquote><div><br = class=3D""></div><div>Increasing the --max-num-host has an impact on the = RAM used. My guess is that if you bring it to 500k, all the RAM = available is exhausted and the OS kills ntopng.</div><div>What's the = amount of RAM available? What are the specs of the machine you are = using?</div><br class=3D""><blockquote type=3D"cite" class=3D""><div = class=3D""><div dir=3D"ltr" class=3D""><div class=3D"gmail_default" = style=3D"font-family:trebuchet ms,sans-serif">If i take it down to = 350,000 the ntopng service is stable.</div><div class=3D"gmail_default" = style=3D"font-family:trebuchet ms,sans-serif"><br class=3D""></div><div = class=3D"gmail_default" style=3D"font-family:trebuchet ms,sans-serif">Is = there a limit to the value i can input to this switch?</div><div = class=3D"gmail_default" style=3D"font-family:trebuchet = ms,sans-serif"><br class=3D""></div><div class=3D"gmail_default" = style=3D"font-family:trebuchet ms,sans-serif">If yes, what's the maximum = value.</div><div class=3D"gmail_default" style=3D"font-family:trebuchet = ms,sans-serif"><br class=3D""></div><div class=3D"gmail_default" = style=3D"font-family:trebuchet ms,sans-serif"><br class=3D""></div><div = class=3D"gmail_default" style=3D"font-family:trebuchet = ms,sans-serif"><br class=3D""></div><div class=3D""><div dir=3D"ltr" = class=3D"gmail_signature" data-smartmail=3D"gmail_signature"><div = dir=3D"ltr" class=3D""><div class=3D""><div dir=3D"ltr" class=3D""><div = class=3D""><div dir=3D"ltr" class=3D""><div dir=3D"ltr" class=3D""><div = dir=3D"ltr" class=3D""><div dir=3D"ltr" class=3D""><div dir=3D"ltr" = class=3D""><div dir=3D"ltr" class=3D""><div dir=3D"ltr" class=3D""><div = dir=3D"ltr" class=3D""><div dir=3D"ltr" class=3D""><div dir=3D"ltr" = class=3D""><div dir=3D"ltr" class=3D""><div dir=3D"ltr" class=3D""><div = dir=3D"ltr" class=3D""><div dir=3D"ltr" class=3D""><div = class=3D""></div><div dir=3D"ltr" class=3D""><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><span style=3D"color:rgb(0,0,255)" = class=3D""><font size=3D"1" class=3D""><span = style=3D"font-family:"trebuchet ms",sans-serif" class=3D""><b = class=3D""><div style=3D"display:inline" class=3D""><div = style=3D"display:inline" class=3D""></div>Azeez Razaq<br = class=3D""></div><div style=3D"display:inline" class=3D"">Networking, = Web and Programming expert.<br class=3D""></div><div = style=3D"display:inline" class=3D"">(Enterprise = Networking,</div></b></span></font></span><b class=3D""><div = style=3D"display:inline" class=3D""><font size=3D"1" class=3D""><b = class=3D""><font color=3D"#0000ff" face=3D"trebuchet ms, sans-serif" = class=3D"">Information Security,</font></b></font></div></b><b = style=3D"font-family:"trebuchet = ms",sans-serif;font-size:x-small;color:rgb(0,0,255)" class=3D""><div = style=3D"display:inline" class=3D"">Server Administration,<font size=3D"1"= class=3D""><b class=3D"">VOIP</b></font>,and <font size=3D"1" = class=3D""><b class=3D"">Technical Support = )</b></font></div></b></div><div dir=3D"ltr" style=3D"font-size:12.8px" = class=3D""><font size=3D"1" class=3D""><b class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" = class=3D"">(HTML,PHP,CSS,SQL,Busineness Solutions,<font size=3D"1" = class=3D""><b class=3D"">Java Programming</b></font> )<br = class=3D"">+971582603893<br class=3D""></div></b></font><b = style=3D"font-size:x-small" class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">COMPTIA A+ = Certified.</div></b><font size=3D"1" class=3D""><b class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><br = class=3D""></div></b></font></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><font size=3D"1" class=3D""><b = class=3D""><div style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">Microsoft Certified = Professional.<br class=3D""></div><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">Microsoft Certified = Solutions Associate (Windows Server 2012).</div></b></font></div><div = dir=3D"ltr" style=3D"font-size:12.8px" class=3D""><font size=3D"1" = class=3D""><b class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">Microsoft Certified = Solutions Expert : Cloud Platform and Infrastructure<br = class=3D""></div><div style=3D"display:inline" class=3D""><font = color=3D"#0000ff" face=3D"trebuchet ms, sans-serif" class=3D"">Cisco = Certified Network Associate (R & = S).</font></div></b></font></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><font size=3D"1" class=3D""><b = class=3D""><div style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">Cisco Certified Network = Professional (R & S).</div></b></font></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><font size=3D"1" class=3D""><b = class=3D""><div style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">ITIL Foundation = Certificate in IT Service Management (EXIN).</div></b></font></div><div = dir=3D"ltr" style=3D"font-size:12.8px" class=3D""><b = style=3D"font-size:x-small" class=3D""><div style=3D"display:inline" = class=3D""><font color=3D"#0000ff" face=3D"trebuchet ms, sans-serif" = class=3D"">Cisco Certified Network Associate (Cyber security = Operations)</font></div></b></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><font size=3D"1" class=3D""><b = class=3D""><div style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">Certified Computer = Hacking and Forensic Investigator = (Eco-Council).</div></b></font></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><b style=3D"font-size:x-small" = class=3D""><div style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><div = style=3D"display:inline" class=3D"">Certificates in</div></div></b><font = size=3D"1" class=3D""><b class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><font size=3D"1" = class=3D""><b class=3D""><div style=3D"display:inline" = class=3D""> Information Security Testing and = Assessment.</div></b></font></div></b></font><font size=3D"1" = class=3D""><b class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><br class=3D""></div><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D"">Cyber Security = Practitioner (DeVry University).</div></b></font></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><font size=3D"1" class=3D""><b = class=3D""><div style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><div = style=3D"display:inline" class=3D"">Certificates in </div>Communications = and Network Security .<br class=3D""></div><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><div = style=3D"display:inline" class=3D""></div></div></b></font><b = style=3D"font-size:x-small" class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><div = style=3D"display:inline" class=3D"">Certificates in</div></div></b><font = size=3D"1" class=3D""><b class=3D""><div = style=3D"color:rgb(0,0,255);font-family:"trebuchet = ms",sans-serif;display:inline" class=3D""><div = style=3D"display:inline" class=3D""> </div>Intrusion Detection and = Prevention System Specialist.</div></b></font></div><div dir=3D"ltr" = style=3D"font-size:12.8px" class=3D""><b style=3D"font-size:x-small" = class=3D""><div style=3D"display:inline" class=3D""><font = color=3D"#0000ff" face=3D"trebuchet ms, sans-serif" class=3D"">Ossidian = Datacomms Certified (MTN 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