Re: Bigip v4.6 benchmark problem

Cristian Rojas <[email protected]> Mon, 17 May 2010 15:36:47 -0700 (PDT)
Newsgroups gmane.comp.programming.load-balancing.general
Message-ID <[email protected]>
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Hi Andrew,=0A=0AI am using Apache AB as the benchmarking tool. This is the =
command and the options:=0A=0A[root@box~]# ab -n 50000 -c 1000 -k http://10=
.1.1.182/index.html=0A=0A-n 50000 =3D Open 50.000 connections=0A-c 1000 =3D=
 by batches of 1000 connections=0A-k =3D use keepalive=0A=0AOn the F5 side =
I have a VIP and a Pool with 4 Nodes, no connection limit configured. And R=
oundRobin.=0A=0AOn your comment, how would I know if the F5 is throwing awa=
y handshakes?=0A=0AAnd if it thinks its been DOS'd theres nothing I could d=
o, other than admit its for its benefit.=0A=0AThanks!=0A=0ACris=0A=0A=0A___=
_____________________________=0AFrom: Andrew Cook <[email protected]>=
=0ATo: Load Balancing Mailing List <[email protected]>=0ASent: Mon, May 17, 20=
10 7:00:37 PM=0ASubject: Re: [load balancing] Bigip v4.6 benchmark problem=
=0A=0A =0AHey Cris,=0A =0AWhat sort of connection rates are you using? And =
what=E2=80=99s=0Athe length of each connection? =0A =0AHow=E2=80=99s the Bi=
gIP setup? What profiles are you using?=0A =0AI=E2=80=99m wondering if ther=
e=E2=80=99s issues with lots of=0Ahalf-open/ queued handshakes that the Big=
IP is throwing away? Or if the BigIP=0Athinks it=E2=80=99s being DoS=E2=80=
=99d.=0A =0A4.6 was such a long time ago....  I think those brain cells=0Aw=
ere fried some time back... ;-)=0A =0ACheers,=0A =0AAndrew=0A =0A=0A=0AAndr=
ew Cook - Director=0ASmartworx - creating synergies between networks and ap=
plications.=0A65 Hume Street, Crows Nest. NSW. 2065 Australia=0At: +612 901=
6 2880  f: +612 9016 2881  m: +61=0A419 253 347=0Aemail: [email protected]=
t.au   =0Aweb: www.smartworx.net.au=0A =0A =0A =0AFrom:[email protected]=
et [mailto:[email protected]] On Behalf Of Cristian Rojas=0ASent: Tues=
day, 18 May 2010 3:27 AM=0ATo: Load Balancing Mailing List=0ASubject: [load=
 balancing] Bigip v4.6 benchmark problem=0A =0AHi=0Alist,=0A=0AIm running a=
 benchmark against a pool of 4 apaches behing a VIP. =0A=0AWhen i run the t=
est, generating 50.000 connections against each apache, works=0Agreat.=0A=
=0AWhen I run the test, generating 50.000 connections against the VIP i get=
:=0A=0ACompleted 5000 requests=0ACompleted 10000 requests=0Aapr_socket_recv=
: Connection reset by peer (104)=0ATotal of 11469 requests completed=0A=0AL=
ooks like F5 resets connections after 10.000 connections.=0A=0APlease note =
I am using keepalive on the benchmark test.=0A=0AAny hint would be greatly =
appreciated.=0A=0AThanks=0ACris=0A =0ANo virus=0Afound in this incoming mes=
sage.=0AChecked by AVG - www.avg.com=0AVersion: 9.0.819 / Virus Database: 2=
71.1.1/2878 - Release Date: 05/17/10=0A04:26:00=0A=0A=0A      
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<html><head><style type=3D"text/css"><!-- DIV {margin:0px;} --></style></he=
ad><body><div style=3D"font-family:verdana,helvetica,sans-serif;font-size:1=
0pt"><div>Hi Andrew,<br><br>I am using Apache AB as the benchmarking tool. =
This is the command and the options:<br><br><span>[root@box~]# ab -n 50000 =
-c 1000 -k <a target=3D"_blank" href=3D"http://10.1.1.182/index.html">http:=
//10.1.1.182/index.html</a></span><br></div><div style=3D"font-family: verd=
ana,helvetica,sans-serif; font-size: 10pt;">-n 50000 =3D Open 50.000 connec=
tions<br>-c 1000 =3D by batches of 1000 connections<br>-k =3D use keepalive=
<br><br>On the F5 side I have a VIP and a Pool with 4 Nodes, no connection =
limit configured. And RoundRobin.<br><br>On your comment, how would I know =
if the F5 is throwing away handshakes?<br><br>And if it thinks its been DOS=
'd theres nothing I could do, other than admit its for its benefit.<br><br>=
Thanks!<br><br>Cris<br><div style=3D"font-family: times new roman,new
 york,times,serif; font-size: 12pt;"><font face=3D"Tahoma" size=3D"2"><hr s=
ize=3D"1"><b><span style=3D"font-weight: bold;">From:</span></b> Andrew Coo=
k &lt;[email protected]&gt;<br><b><span style=3D"font-weight: bold;">T=
o:</span></b> Load Balancing Mailing List &lt;[email protected]&gt;<br><b><spa=
n style=3D"font-weight: bold;">Sent:</span></b> Mon, May 17, 2010 7:00:37 P=
M<br><b><span style=3D"font-weight: bold;">Subject:</span></b> Re: [load ba=
lancing] Bigip v4.6 benchmark problem<br></font><br>=0A=0A=0A=0A =0A =0A<st=
yle>=0A<!--=0A =0A _filtered {font-family:"Cambria Math";panose-1:2 4 5 3 5=
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4;}=0A _filtered {font-family:Tahoma;panose-1:2 11 6 4 3 5 4 4 2 4;}=0A _fi=
ltered {font-family:Verdana;panose-1:2 11 6 4 3 5 4 4 2 4;}=0A =0Ap.MsoNorm=
al, li.MsoNormal, div.MsoNormal=0A=09{margin:0cm;margin-bottom:.0001pt;font=
-size:12.0pt;font-family:"serif";}=0Aa:link, span.MsoHyperlink=0A=09{color:=
blue;text-decoration:underline;}=0Aa:visited, span.MsoHyperlinkFollowed=0A=
=09{color:purple;text-decoration:underline;}=0Ap=0A=09{margin-right:0cm;mar=
gin-left:0cm;font-size:12.0pt;font-family:"serif";}=0Aspan.EmailStyle18=0A=
=09{font-family:"sans-serif";color:#1F497D;}=0A.MsoChpDefault=0A=09{font-si=
ze:10.0pt;}=0A _filtered {margin:72.0pt 72.0pt 72.0pt 72.0pt;}=0Adiv.Sectio=
n1=0A=09{}=0A-->=0A</style>=0A=0A=0A=0A<div class=3D"Section1">=0A=0A<p cla=
ss=3D"MsoNormal"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);">=
Hey Cris,</span></p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-size: =
11pt; color: rgb(31, 73, 125);">&nbsp;</span></p>=0A=0A<p class=3D"MsoNorma=
l"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);">What sort of c=
onnection rates are you using? And what=E2=80=99s=0Athe length of each conn=
ection? </span></p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-size: 1=
1pt; color: rgb(31, 73, 125);">&nbsp;</span></p>=0A=0A<p class=3D"MsoNormal=
"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);">How=E2=80=99s t=
he BigIP setup? What profiles are you using?</span></p>=0A=0A<p class=3D"Ms=
oNormal"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);">&nbsp;</=
span></p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-size: 11pt; color=
: rgb(31, 73, 125);">I=E2=80=99m wondering if there=E2=80=99s issues with l=
ots of=0Ahalf-open/ queued handshakes that the BigIP is throwing away? Or i=
f the BigIP=0Athinks it=E2=80=99s being DoS=E2=80=99d.</span></p>=0A=0A<p c=
lass=3D"MsoNormal"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);=
">&nbsp;</span></p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-size: 1=
1pt; color: rgb(31, 73, 125);">4.6 was such a long time ago....&nbsp; I thi=
nk those brain cells=0Awere fried some time back... ;-)</span></p>=0A=0A<p =
class=3D"MsoNormal"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125)=
;">&nbsp;</span></p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-size: =
11pt; color: rgb(31, 73, 125);">Cheers,</span></p>=0A=0A<p class=3D"MsoNorm=
al"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);">&nbsp;</span>=
</p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-size: 11pt; color: rgb=
(31, 73, 125);">Andrew</span></p>=0A=0A<p class=3D"MsoNormal"><span style=
=3D"font-size: 11pt; color: rgb(31, 73, 125);">&nbsp;</span></p>=0A=0A<p cl=
ass=3D"MsoNormal"><span style=3D"font-size: 10pt; color: black;"><br>=0A<br=
>=0AAndrew Cook <b>-</b> Director</span><span style=3D"font-size: 10pt; col=
or: rgb(31, 73, 125);"><br>=0A<b>Smartworx&nbsp;- </b></span><span style=3D=
"font-size: 10pt; color: blue;">creating synergies between networks and app=
lications.<br>=0A</span><span style=3D"font-size: 10pt; color: gray;">65 Hu=
me Street, Crows Nest. NSW. 2065 Australia</span><span style=3D"font-size: =
10pt; color: rgb(31, 73, 125);"></span></p>=0A=0A<p class=3D"MsoNormal"><sp=
an style=3D"font-size: 10pt; color: gray;">t: +612 9016 2880&nbsp; f:&nbsp;=
+612 9016 2881&nbsp; m:&nbsp;+61=0A419 253 347<br>=0Aemail: </span><span st=
yle=3D"font-size: 10pt; color: rgb(31, 73, 125);"><a rel=3D"nofollow" ymail=
to=3D"mailto:[email protected]" target=3D"_blank" href=3D"mailto:acook=
@smartworx.net.au"><span style=3D"color: gray;">[email protected]</spa=
n></a></span><span style=3D"font-size: 10pt; color: gray;">&nbsp;&nbsp;&nbs=
p;=0Aweb: </span><span style=3D"font-size: 10pt; color: rgb(31, 73, 125);">=
<a rel=3D"nofollow" target=3D"_blank" href=3D"http://www.smartworx.net.au/"=
><span style=3D"color: gray;">www.smartworx.net.au</span></a></span></p>=0A=
=0A<p class=3D"MsoNormal"><span style=3D"font-size: 11pt; color: rgb(31, 73=
, 125);">&nbsp;</span></p>=0A=0A<p class=3D"MsoNormal"><span style=3D"font-=
size: 11pt; color: rgb(31, 73, 125);">&nbsp;</span></p>=0A=0A<p class=3D"Ms=
oNormal"><span style=3D"font-size: 11pt; color: rgb(31, 73, 125);">&nbsp;</=
span></p>=0A=0A<div>=0A=0A<div style=3D"border-style: solid none none; bord=
er-color: rgb(181, 196, 223) -moz-use-text-color -moz-use-text-color; borde=
r-width: 1pt medium medium; padding: 3pt 0cm 0cm;">=0A=0A<p class=3D"MsoNor=
mal"><b><span style=3D"font-size: 10pt;" lang=3D"EN-US">From:</span></b><sp=
an style=3D"font-size: 10pt;" lang=3D"EN-US"> <a rel=3D"nofollow" ymailto=
=3D"mailto:[email protected]" target=3D"_blank" href=3D"mailto:lb-l-bo=
[email protected]">[email protected]</a>=0A[mailto:<a rel=3D"nofollow" y=
mailto=3D"mailto:[email protected]" target=3D"_blank" href=3D"mailto:l=
[email protected]">[email protected]</a>] <b>On Behalf Of </b>Cris=
tian Rojas<br>=0A<b>Sent:</b> Tuesday, 18 May 2010 3:27 AM<br>=0A<b>To:</b>=
 Load Balancing Mailing List<br>=0A<b>Subject:</b> [load balancing] Bigip v=
4.6 benchmark problem</span></p>=0A=0A</div>=0A=0A</div>=0A=0A<p class=3D"M=
soNormal">&nbsp;</p>=0A=0A<div>=0A=0A<p class=3D"MsoNormal"><span style=3D"=
font-size: 10pt;">Hi=0Alist,<br>=0A<br>=0AIm running a benchmark against a =
pool of 4 apaches behing a VIP. <br>=0A<br>=0AWhen i run the test, generati=
ng 50.000 connections against each apache, works=0Agreat.<br>=0A<br>=0AWhen=
 I run the test, generating 50.000 connections against the VIP i get:<br>=
=0A<br>=0ACompleted 5000 requests<br>=0ACompleted 10000 requests<br>=0Aapr_=
socket_recv: Connection reset by peer (104)<br>=0ATotal of 11469 requests c=
ompleted<br>=0A<br>=0ALooks like F5 resets connections after 10.000 connect=
ions.<br>=0A<br>=0APlease note I am using keepalive on the benchmark test.<=
br>=0A<br>=0AAny hint would be greatly appreciated.<br>=0A<br>=0AThanks<br>=
=0ACris</span></p>=0A=0A</div>=0A=0A<p class=3D"MsoNormal">&nbsp;</p>=0A=0A=
<p><span style=3D"font-size: 10pt;">No virus=0Afound in this incoming messa=
ge.<br>=0AChecked by AVG - <a rel=3D"nofollow" target=3D"_blank" href=3D"ht=
tp://www.avg.com">www.avg.com</a><br>=0AVersion: 9.0.819 / Virus Database: =
271.1.1/2878 - Release Date: 05/17/10=0A04:26:00</span></p>=0A=0A</div>=0A=
=0A</div></div>=0A</div><br>=0A=0A      </body></html>
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