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RE: (ITS#9088) Concurrency not seen in OpenLDAP 2.4.44



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Hi,

The FTP "ftp://ftp.openldap.org/incoming/"; is not working. Hence pasted the=
 pcap details, hope this helps

As you can see, 9 requests from a single AAA server to LDAP server were ini=
tiated at the same time (concurrent request). But from the LDAP, our unders=
tanding is the 'searchRequest' is sequential..after every 'searchRequest' t=
here is "searchResDone" before handling the subsequent request "searchReque=
st'



No   Time       Source          Destination     Protocol        Length     =
     Info

1    0.000000000     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D2, l=3D71)

2    0.000359909     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D7, l=3D71)

3    0.000512919     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D8, l=3D71)

4    0.001219680     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D9, l=3D71)

5    0.001228416     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D10, l=3D71)

6    0.001359636     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D11, l=3D71)

7    0.002419581     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D5, l=3D71)

8    0.002432108     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D6, l=3D71)

9    0.002435112     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D4, l=3D71)

10   0.002511929     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(52) "dc=3Dexample,dc=3Dcom" wholeSubtree

11   0.002637421     10.212.10.218   10.212.10.120   RADIUS     115  Access=
-Request(1) (id=3D3, l=3D71)

12   0.004109740     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(52) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

13   0.004146613     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(52) success  [2 results]

14   0.004348866     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(55) "dc=3Dexample,dc=3Dcom" wholeSubtree

15   0.004781891     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D7, l=3D76)

16   0.004952000     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(55) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

17   0.004962643     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(55) success  [0 results]

18   0.005087014     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(57) "dc=3Dexample,dc=3Dcom" wholeSubtree

19   0.005153658     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D8, l=3D76)

20   0.005698130     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(57) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

21   0.005723767     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(57) success  [1 result]

22   0.005915500     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D5, l=3D76)

23   0.006033219     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(59) "dc=3Dexample,dc=3Dcom" wholeSubtree

24   0.006566138     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(59) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

25   0.006578873     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(59) success  [1 result]

26   0.006740243     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D6, l=3D76)

27   0.006831740     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(61) "dc=3Dexample,dc=3Dcom" wholeSubtree

28   0.007507468     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(61) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

29   0.007519658     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(61) success  [1 result]

30   0.007650375     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(53) "dc=3Dexample,dc=3Dcom" wholeSubtree

31   0.007733127     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D4, l=3D76)

32   0.008406756     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(53) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

33   0.008418925     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(53) success  [1 result]

34   0.008554053     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(54) "dc=3Dexample,dc=3Dcom" wholeSubtree

35   0.008629869     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D10, l=3D76)

36   0.008978083     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(54) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

37   0.008988019     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(54) success  [1 result]

38   0.009107220     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(60) "dc=3Dexample,dc=3Dcom" wholeSubtree

39   0.009172870     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D9, l=3D76)

40   0.009654133     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(60) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

41   0.009667685     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(60) success  [1 result]

42   0.009783997     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(56) "dc=3Dexample,dc=3Dcom" wholeSubtree

43   0.009882004     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D3, l=3D76)

44   0.010270458     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(56) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

45   0.010280926     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(56) success  [1 result]

46   0.010400940     10.212.10.120   10.212.10.220   LDAP 124     searchReq=
uest(58) "dc=3Dexample,dc=3Dcom" wholeSubtree

47   0.010474219     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D2, l=3D76)

48   0.010881808     10.212.10.220   10.212.10.120   LDAP 378     searchRes=
Entry(58) "cn=3Dtest,dc=3Dexample,dc=3Dcom"

49   0.010891960     10.212.10.220   10.212.10.120   LDAP 82     searchResD=
one(58) success  [1 result]

50   0.011050696     10.212.10.120   10.212.10.218   RADIUS     120  Access=
-Accept(2) (id=3D11, l=3D76)







Thanks,

Raji







-----Original Message-----
From: Quanah Gibson-Mount <quanah@symas.com>
Sent: Thursday, September 26, 2019 6:52 PM
To: Rajalakshmi Jayaraman <jrajalakshmi@juniper.net>; openldap-its@OpenLDAP=
.org
Cc: Muthaiyan Vel <mvel@juniper.net>
Subject: RE: (ITS#9088) Concurrency not seen in OpenLDAP 2.4.44







--On Thursday, September 26, 2019 2:19 PM +0000 Rajalakshmi Jayaraman <jraj=
alakshmi@juniper.net<mailto:jrajalakshmi@juniper.net>> wrote:



>

>

> Hi,

>

> Thanks for sharing the inputs. We have tried with the unmodified

> release of OpenLDAP that was suggested. From the pcap, we have noticed

> the LDAP search requests are sequential. (pl. find attached the pcap)

> for reference



Please put your pcap file on the FTP server rather than sending it via the =
ITS system.  Then respond to the ITS with a link to the file.



--Quanah



--



Quanah Gibson-Mount

Product Architect

Symas Corporation

Packaged, certified, and supported LDAP solutions powered by OpenLDAP:

<https://urldefense.com/v3/__http://www.symas.com__;!8WoA6RjC81c!R398Hvv4fW=
btEY6cojq9Y7NDCOui0Wmtxg3ZIwwbs-vEdcC_Ir4Odx8wrsWJSPM5qmj9$ <https://urldef=
ense.com/v3/__http:/www.symas.com__;!8WoA6RjC81c!R398Hvv4fWbtEY6cojq9Y7NDCO=
ui0Wmtxg3ZIwwbs-vEdcC_Ir4Odx8wrsWJSPM5qmj9$%20> >


Juniper Business Use Only

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<p class=3D"MsoPlainText">Hi,<o:p></o:p></p>
<p class=3D"MsoPlainText">The FTP &quot;<a href=3D"ftp://ftp.openldap.org/i=
ncoming/">ftp://ftp.openldap.org/incoming/</a>&quot; is not working. Hence =
pasted the pcap details, hope this helps
<o:p></o:p></p>
<p class=3D"MsoPlainText">As you can see, 9 requests from a single AAA serv=
er to LDAP server were initiated at the same time (concurrent request). But=
 from the LDAP, our understanding is the &#8216;<span style=3D"font-family:=
&quot;Courier New&quot;">searchRequest&#8217;</span> is sequential..after
 every &#8216;<span style=3D"font-family:&quot;Courier New&quot;">searchReq=
uest&#8217;</span> there is &#8220;<span style=3D"font-family:&quot;Courier=
 New&quot;">searchResDone</span>&#8221; before handling the subsequent requ=
est &#8220;<span style=3D"font-family:&quot;Courier New&quot;">searchReques=
t&#8217;</span><o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><b><span style=3D"font-family:&quot;Courier New&q=
uot;">No&nbsp;&nbsp; Time&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Source&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Destination&nbsp;&nbsp;&nbs=
p;&nbsp; Protocol&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Length&nbsp;&nb=
sp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; Info<o:p></o:p></span></b></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">1&nbsp;&nbsp;&nbsp; 0.000000000&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D2, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">2&nbsp;&nbsp;&nbsp; 0.000359909&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D7, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">3&nbsp;&nbsp;&nbsp; 0.000512919&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D8, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">4&nbsp;&nbsp;&nbsp; 0.001219680&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D9, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">5&nbsp;&nbsp;&nbsp; 0.001228416&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D10, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">6&nbsp;&nbsp;&nbsp; 0.001359636&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D11, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">7&nbsp;&nbsp;&nbsp; 0.002419581&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D5, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">8&nbsp;&nbsp;&nbsp; 0.002432108&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D6, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">9&nbsp;&nbsp;&nbsp; 0.002435112&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nb=
sp;&nbsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp=
; Access-Request(1) (id=3D4, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">10&nbsp;&nbsp; 0.002511929&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(52) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">11&nbsp;&nbsp; 0.002637421&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.218&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 115&nbsp; Acc=
ess-Request(1) (id=3D3, l=3D71)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">12&nbsp;&nbsp; 0.004109740&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(52) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">13&nbsp;&nbsp; 0.004146613&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(52) success&nbsp; [2 results]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">14&nbsp;&nbsp; 0.004348866&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(55) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">15&nbsp;&nbsp; 0.004781891&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D7, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">16&nbsp;&nbsp; 0.004952000&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(55) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">17&nbsp;&nbsp; 0.004962643&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(55) success&nbsp; [0 results]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">18&nbsp;&nbsp; 0.005087014&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(57) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">19&nbsp;&nbsp; 0.005153658&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D8, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">20&nbsp;&nbsp; 0.005698130&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(57) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">21&nbsp;&nbsp; 0.005723767&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(57) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">22&nbsp;&nbsp; 0.005915500&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D5, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">23&nbsp;&nbsp; 0.006033219&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(59) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">24&nbsp;&nbsp; 0.006566138&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(59) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">25&nbsp;&nbsp; 0.006578873&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(59) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">26&nbsp;&nbsp; 0.006740243&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D6, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">27&nbsp;&nbsp; 0.006831740&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(61) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">28&nbsp;&nbsp; 0.007507468&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(61) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">29&nbsp;&nbsp; 0.007519658&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(61) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">30&nbsp;&nbsp; 0.007650375&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(53) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">31&nbsp;&nbsp; 0.007733127&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D4, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">32&nbsp;&nbsp; 0.008406756&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(53) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">33&nbsp;&nbsp; 0.008418925&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(53) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">34&nbsp;&nbsp; 0.008554053&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(54) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">35&nbsp;&nbsp; 0.008629869&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D10, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">36&nbsp;&nbsp; 0.008978083&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(54) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">37&nbsp;&nbsp; 0.008988019&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(54) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">38&nbsp;&nbsp; 0.009107220&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(60) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">39&nbsp;&nbsp; 0.009172870&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D9, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">40&nbsp;&nbsp; 0.009654133&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(60) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">41&nbsp;&nbsp; 0.009667685&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(60) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">42&nbsp;&nbsp; 0.009783997&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(56) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">43&nbsp;&nbsp; 0.009882004&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D3, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">44&nbsp;&nbsp; 0.010270458&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(56) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">45&nbsp;&nbsp; 0.010280926&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(56) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">46&nbsp;&nbsp; 0.010400940&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.220&nbsp;&nbsp; LDAP 124&nbsp;&nbsp;&nbsp;&nbsp; searchReque=
st(58) &quot;dc=3Dexample,dc=3Dcom&quot; wholeSubtree
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">47&nbsp;&nbsp; 0.010474219&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D2, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">48&nbsp;&nbsp; 0.010881808&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 378&nbsp;&nbsp;&nbsp;&nbsp; searchResEn=
try(58) &quot;cn=3Dtest,dc=3Dexample,dc=3Dcom&quot;
<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">49&nbsp;&nbsp; 0.010891960&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.220&nbsp;&n=
bsp; 10.212.10.120&nbsp;&nbsp; LDAP 82&nbsp;&nbsp;&nbsp;&nbsp; searchResDon=
e(58) success&nbsp; [1 result]<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><span style=3D"font-family:&quot;Courier New&quot=
;">50&nbsp;&nbsp; 0.011050696&nbsp;&nbsp;&nbsp;&nbsp; 10.212.10.120&nbsp;&n=
bsp; 10.212.10.218&nbsp;&nbsp; RADIUS&nbsp;&nbsp;&nbsp;&nbsp; 120&nbsp; Acc=
ess-Accept(2) (id=3D11, l=3D76)<o:p></o:p></span></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">Thanks,<o:p></o:p></p>
<p class=3D"MsoPlainText">Raji<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">-----Original Message-----<br>
From: Quanah Gibson-Mount &lt;quanah@symas.com&gt; <br>
Sent: Thursday, September 26, 2019 6:52 PM<br>
To: Rajalakshmi Jayaraman &lt;jrajalakshmi@juniper.net&gt;; openldap-its@Op=
enLDAP.org<br>
Cc: Muthaiyan Vel &lt;mvel@juniper.net&gt;<br>
Subject: RE: (ITS#9088) Concurrency not seen in OpenLDAP 2.4.44<o:p></o:p><=
/p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">--On Thursday, September 26, 2019 2:19 PM &#43;00=
00 Rajalakshmi Jayaraman &lt;<a href=3D"mailto:jrajalakshmi@juniper.net";><s=
pan style=3D"color:windowtext;text-decoration:none">jrajalakshmi@juniper.ne=
t</span></a>&gt; wrote:<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">&gt;<o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">&gt;<o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">&gt; Hi,<o:p></o:p></p>
<p class=3D"MsoPlainText">&gt;<o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">&gt; Thanks for sharing the inputs. We have tried=
 with the unmodified
<o:p></o:p></p>
<p class=3D"MsoPlainText">&gt; release of OpenLDAP that was suggested. From=
 the pcap, we have noticed
<o:p></o:p></p>
<p class=3D"MsoPlainText">&gt; the LDAP search requests are sequential. (pl=
. find attached the pcap)
<o:p></o:p></p>
<p class=3D"MsoPlainText">&gt; for reference<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">Please put your pcap file on the FTP server rathe=
r than sending it via the ITS system.&nbsp; Then respond to the ITS with a =
link to the file.<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">--Quanah<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">--<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText">Quanah Gibson-Mount<o:p></o:p></p>
<p class=3D"MsoPlainText">Product Architect<o:p></o:p></p>
<p class=3D"MsoPlainText">Symas Corporation<o:p></o:p></p>
<p class=3D"MsoPlainText">Packaged, certified, and supported LDAP solutions=
 powered by OpenLDAP:<o:p></o:p></p>
<p class=3D"MsoPlainText">&lt;<a href=3D"https://urldefense.com/v3/__http:/=
www.symas.com__;!8WoA6RjC81c!R398Hvv4fWbtEY6cojq9Y7NDCOui0Wmtxg3ZIwwbs-vEdc=
C_Ir4Odx8wrsWJSPM5qmj9$%20"><span style=3D"color:windowtext;text-decoration=
:none">https://urldefense.com/v3/__http://www.symas.com__;!8WoA6RjC81c!R398=
Hvv4fWbtEY6cojq9Y7NDCOui0Wmtxg3ZIwwbs-vEdcC_Ir4Odx8wrsWJSPM5qmj9$
</span></a>&gt;<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
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