Hi Kanedb, OK, I'm going to do, thank you for your help. On Tuesday, 30 July 2019 17:23:06 UTC+2, kanedb wrote: > > My production server uses CAS 5.3 with over 30k users and no high CPU > usage. > Apache (load balancer) with 3 JBoss instances, ldap auth and hazelcast for > web and ticket registry cache. > > I recommend you to start your jvm with CPU profiling tools (i like to use > JProfiler). With it, you can evaluate which methods are consuming your CPU > time and try to resolve your problem. > > []'s, > kanedb > > Em ter, 30 de jul de 2019 às 08:59, David Curry <[email protected] > <javascript:>> escreveu: > >> Well, sure, that could explain it. But I wouldn't say it's positively the >> reason. >> >> -- >> >> DAVID A. CURRY, CISSP >> *DIRECTOR • INFORMATION SECURITY & PRIVACY* >> THE NEW SCHOOL • INFORMATION TECHNOLOGY >> >> 71 FIFTH AVE., 9TH FL., NEW YORK, NY 10003 >> +1 646 909-4728 • [email protected] <javascript:> >> >> >> On Tue, Jul 30, 2019 at 6:44 AM abdelrahman halawa <[email protected] >> <javascript:>> wrote: >> >>> Hi David, >>> >>> Thank you for cooperation. >>> Kindly, Could you tell me what is the maximum concurrent users can your >>> own CAS server (one CAS server) service them without any kind of errors? >>> >>> >>> On Tue, Jul 30, 2019 at 10:36 AM abdelrahman halawa < >>> [email protected] <javascript:>> wrote: >>> >>>> Sorry, there is something I have to clarify it. The picture above is >>>> taken from load testing by Jmeter tool at 200 concurrent users for 5 >>>> minutes. >>>> My question was about, Is the high number of transactions/s explains >>>> why the CPU utilization is so high? >>>> >>>> >>>> On Mon, Jul 29, 2019 at 8:47 PM David Curry <[email protected] >>>> <javascript:>> wrote: >>>> >>>>> Did you say 75 concurrent users? That does seem kind of high to me >>>>> unless they're all logging in at exactly the same time. You'll see >>>>> several >>>>> back-and-forths with the client each time someone logs in, but by >>>>> "several" >>>>> I mean 5 or 10 (depending on different conditions), not tens or hundreds. >>>>> >>>>> >>>>> -- >>>>> >>>>> DAVID A. CURRY, CISSP >>>>> *DIRECTOR • INFORMATION SECURITY & PRIVACY* >>>>> THE NEW SCHOOL • INFORMATION TECHNOLOGY >>>>> >>>>> 71 FIFTH AVE., 9TH FL., NEW YORK, NY 10003 >>>>> +1 646 909-4728 • [email protected] <javascript:> >>>>> >>>>> >>>>> On Mon, Jul 29, 2019 at 10:39 AM abdelrahman halawa < >>>>> [email protected] <javascript:>> wrote: >>>>> >>>>>> OK. Thanks for helping. >>>>>> >>>>>> Is the number of transactions in the picture is high, if yes, Does >>>>>> this explains the CPU utilization? >>>>>> [image: image.png] >>>>>> >>>>>> >>>>>> On Mon, Jul 29, 2019 at 2:32 PM David Curry <[email protected] >>>>>> <javascript:>> wrote: >>>>>> >>>>>>> At the moment we're using Tomcat 8.5.x and Java 1.8.x (OpenJDK). >>>>>>> >>>>>>> I don't have Tomcat settings like the ones you show (property file >>>>>>> style), because I use an external Tomcat and it's configured with XML >>>>>>> files. The settings are the same as what's documented here: >>>>>>> >>>>>>> >>>>>>> https://dacurry-tns.github.io/deploying-apereo-cas/setup_tomcat_overview.html >>>>>>> >>>>>>> >>>>>>> The only performance-related changes there would be enabling >>>>>>> resource caching, enabling asynchronous requests (I don't believe CAS >>>>>>> will >>>>>>> work without this), and making sure that asynchronous logging is >>>>>>> enabled. >>>>>>> >>>>>>> The SSL configuration does enable a better-performing SSL library, >>>>>>> but I can't imagine that your problem lies there. (My reasons for >>>>>>> enabling >>>>>>> it were less for performance reasons and more for better support of >>>>>>> newer >>>>>>> ciphers, etc.) >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> >>>>>>> DAVID A. CURRY, CISSP >>>>>>> *DIRECTOR • INFORMATION SECURITY & PRIVACY* >>>>>>> THE NEW SCHOOL • INFORMATION TECHNOLOGY >>>>>>> >>>>>>> 71 FIFTH AVE., 9TH FL., NEW YORK, NY 10003 >>>>>>> +1 646 909-4728 • [email protected] <javascript:> >>>>>>> >>>>>>> >>>>>>> On Mon, Jul 29, 2019 at 7:33 AM abdelrahman halawa < >>>>>>> [email protected] <javascript:>> wrote: >>>>>>> >>>>>>>> Hi david.curry, >>>>>>>> How are youCould you tell me the Tomcat version you use? >>>>>>>> Also, If you don't mind, reply to the previous email >>>>>>>> >>>>>>>> >>>>>>>> On Sun, Jul 28, 2019 at 6:36 PM abdelrahman halawa < >>>>>>>> [email protected] <javascript:>> wrote: >>>>>>>> >>>>>>>>> Nice, I will try your JVM settings. >>>>>>>>> By the way, the CPU reaches about 100% only with Java (CAS). >>>>>>>>> Here my Tomcat configuration: >>>>>>>>> >>>>>>>>> server.max-http-header-size=2097152 >>>>>>>>> server.use-forward-headers=true >>>>>>>>> server.connection-timeout=20000 >>>>>>>>> server.error.include-stacktrace=NEVER >>>>>>>>> server.compression.enabled=true >>>>>>>>> >>>>>>>>> server.compression.mime-types=application/javascript,application/json,application/xml,text/html,text/xml,text/plain >>>>>>>>> server.tomcat.max-http-post-size=2097152 >>>>>>>>> server.tomcat.min-spare-threads=20 >>>>>>>>> server.tomcat.max-threads=200 >>>>>>>>> server.tomcat.accept-count=1024 >>>>>>>>> server.tomcat.max-connections=10000 >>>>>>>>> server.tomcat.port-header=X-Forwarded-Port >>>>>>>>> server.tomcat.protocol-header=X-Forwarded-Proto >>>>>>>>> server.tomcat.protocol-header-https-value=https >>>>>>>>> server.tomcat.remote-ip-header=X-FORWARDED-FOR >>>>>>>>> server.tomcat.uri-encoding=UTF-8 >>>>>>>>> >>>>>>>>> Could you share your Tomcat configuration with me? >>>>>>>>> I want to check if the CPU issue related to Tomcat >>>>>>>>> misconfiguration or not >>>>>>>>> >>>>>>>>> >>>>>>>>> On Sun, Jul 28, 2019 at 5:47 PM David Curry < >>>>>>>>> [email protected] <javascript:>> wrote: >>>>>>>>> >>>>>>>>>> Well, I'm not too knowledgeable about Windows Server, but that >>>>>>>>>> seems reasonable. Is the server in general at 90% CPU, or is it the >>>>>>>>>> actual >>>>>>>>>> Java process that's at 90%? >>>>>>>>>> >>>>>>>>>> I don't run the embedded server so don't know its defaults -- >>>>>>>>>> What's the Java heap size limited to? Should be less than the >>>>>>>>>> physical >>>>>>>>>> memory. What garbage collector is it using? On our 4-core 16GB Linux >>>>>>>>>> servers we run this: >>>>>>>>>> >>>>>>>>>> jsvc.exec -Dcatalina.home=/opt/tomcat/latest >>>>>>>>>> -Dcatalina.base=/opt/tomcat/latest -Djava.awt.headless=true >>>>>>>>>> -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager >>>>>>>>>> -Djava.util.logging.config.file=/opt/tomcat/latest/conf/logging.properties >>>>>>>>>> >>>>>>>>>> -cp >>>>>>>>>> /opt/tomcat/latest/bin/commons-daemon.jar:/opt/tomcat/latest/bin/bootstrap.jar:/opt/tomcat/latest/bin/tomcat-juli.jar >>>>>>>>>> >>>>>>>>>> -pidfile /var/run/tomcat.pid -java-home /usr/lib/jvm/java-openjdk >>>>>>>>>> -user >>>>>>>>>> tomcat -Xms512M -Xmx8192M -XX:+DisableExplicitGC >>>>>>>>>> -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:MaxGCPauseMillis=500 >>>>>>>>>> -server org.apache.catalina.startup.Bootstrap >>>>>>>>>> >>>>>>>>>> which is enough for CAS with Hazelcast ticket registry and the >>>>>>>>>> management webapp (all in the same Tomcat process). We're also >>>>>>>>>> running a >>>>>>>>>> small mongod (2gb cache size) on each server which handles the >>>>>>>>>> services >>>>>>>>>> registry. Most of the time, the servers are idle or very close to it. >>>>>>>>>> >>>>>>>>>> Could you have something that takes a (relatively) long time that >>>>>>>>>> causing the server to block? A slow LDAP, or slow database query, or >>>>>>>>>> something? We had problems like that when we were using MongoDB as >>>>>>>>>> our >>>>>>>>>> ticket registry; under heavy activity Mongo was too slow and the CAS >>>>>>>>>> threads would block waiting on it to complete. It wasn't pretty. >>>>>>>>>> >>>>>>>>>> --Dave >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> >>>>>>>>>> DAVID A. CURRY, CISSP >>>>>>>>>> *DIRECTOR • INFORMATION SECURITY & PRIVACY* >>>>>>>>>> THE NEW SCHOOL • INFORMATION TECHNOLOGY >>>>>>>>>> >>>>>>>>>> 71 FIFTH AVE., 9TH FL., NEW YORK, NY 10003 >>>>>>>>>> +1 646 909-4728 • [email protected] <javascript:> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Sun, Jul 28, 2019 at 11:00 AM abdelrahman halawa < >>>>>>>>>> [email protected] <javascript:>> wrote: >>>>>>>>>> >>>>>>>>>>> How many CPUs? >>>>>>>>>>> *4X* Intel(R) Xeon(R) @ 2.40GHz, 2400 Mhz, 2 Core(s) >>>>>>>>>>> How much memory? >>>>>>>>>>> 16G >>>>>>>>>>> What operating system? >>>>>>>>>>> Windows Server 2012 >>>>>>>>>>> What else is running on the server (nothing, hopefully)? >>>>>>>>>>> Nothing >>>>>>>>>>> Is the server paging or swapping (you don't want it to be)? >>>>>>>>>>> The default of Windows Server >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> On Sun, Jul 28, 2019 at 4:44 PM David Curry < >>>>>>>>>>> [email protected] <javascript:>> wrote: >>>>>>>>>>> >>>>>>>>>>>> How many CPUs? >>>>>>>>>>>> How much memory? >>>>>>>>>>>> What operating system? >>>>>>>>>>>> What else is running on the server (nothing, hopefully)? >>>>>>>>>>>> Is the server paging or swapping (you don't want it to be)? >>>>>>>>>>>> If you're running on Linux VMs, do you have an entropy source >>>>>>>>>>>> for the crypto (you should)? >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> >>>>>>>>>>>> DAVID A. CURRY, CISSP >>>>>>>>>>>> *DIRECTOR • INFORMATION SECURITY & PRIVACY* >>>>>>>>>>>> THE NEW SCHOOL • INFORMATION TECHNOLOGY >>>>>>>>>>>> >>>>>>>>>>>> 71 FIFTH AVE., 9TH FL., NEW YORK, NY 10003 >>>>>>>>>>>> +1 646 909-4728 • [email protected] <javascript:> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On Sun, Jul 28, 2019 at 7:51 AM abdelrahman halawa < >>>>>>>>>>>> [email protected] <javascript:>> wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Hello all, >>>>>>>>>>>>> >>>>>>>>>>>>> I noticed that the CPU utilization of my CAS server reaches >>>>>>>>>>>>> above 90% with only 75 concurrent users or maybe less. >>>>>>>>>>>>> >>>>>>>>>>>>> Has this happened with you as well? Any suggestions to >>>>>>>>>>>>> overcome this? >>>>>>>>>>>>> >>>>>>>>>>>>> I use embedded Tomcat with default settings. >>>>>>>>>>>>> >>>>>>>>>>>>> Thanks in advance. >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> - Website: https://apereo.github.io/cas >>>>>>>>>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>>>>>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>>>>>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>>>>>>>>> --- >>>>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>>>> Google Groups "CAS Community" group. >>>>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>>>> it, send an email to [email protected] <javascript:>. >>>>>>>>>>>>> To view this discussion on the web visit >>>>>>>>>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/fe73e941-cf70-4d77-a747-1f1c4d76a527%40apereo.org >>>>>>>>>>>>> >>>>>>>>>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/fe73e941-cf70-4d77-a747-1f1c4d76a527%40apereo.org?utm_medium=email&utm_source=footer> >>>>>>>>>>>>> . >>>>>>>>>>>>> >>>>>>>>>>>> -- >>>>>>>>>>>> - Website: https://apereo.github.io/cas >>>>>>>>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>>>>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>>>>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>>>>>>>> --- >>>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>>> Google Groups "CAS Community" group. >>>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>>> it, send an email to [email protected] <javascript:>. >>>>>>>>>>>> To view this discussion on the web visit >>>>>>>>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAPPO%3D_pb%3Dg7_f5T28aUWLWEkYpyTNn_p27cq5tZQqLcOw%40mail.gmail.com >>>>>>>>>>>> >>>>>>>>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAPPO%3D_pb%3Dg7_f5T28aUWLWEkYpyTNn_p27cq5tZQqLcOw%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>>>>>>> . >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> Best regards, >>>>>>>>>>> ------------------------------------ >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> [image: photo] >>>>>>>>>>> *Abdelrahman Halawa* >>>>>>>>>>> Teacher Assistant, Computer and Systems Department, Al-Azhar >>>>>>>>>>> University >>>>>>>>>>> +2 01008131693 | [email protected] <javascript:> | >>>>>>>>>>> Skype: abdelrahmanhalawa <https://mail.google.com/mail/u/0/#> | >>>>>>>>>>> Maadi, >>>>>>>>>>> Cairo, Egypt >>>>>>>>>>> <http://eg.linkedin.com/pub/abdelrahman-halawa/2b/689/886> >>>>>>>>>>> <http://twitter.com/Abdelrahman_S_H> >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> - Website: https://apereo.github.io/cas >>>>>>>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>>>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>>>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>>>>>>> --- >>>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>>> Google Groups "CAS Community" group. >>>>>>>>>>> To unsubscribe from this group and stop receiving emails from >>>>>>>>>>> it, send an email to [email protected] <javascript:>. >>>>>>>>>>> To view this discussion on the web visit >>>>>>>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEb5aaQ6-vNkqsC_XfZt8Y0HN5H%3D6iFwPC%3DeHsa9hPu2oA%40mail.gmail.com >>>>>>>>>>> >>>>>>>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEb5aaQ6-vNkqsC_XfZt8Y0HN5H%3D6iFwPC%3DeHsa9hPu2oA%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>>>>>> . >>>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> - Website: https://apereo.github.io/cas >>>>>>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>>>>>> --- >>>>>>>>>> You received this message because you are subscribed to the >>>>>>>>>> Google Groups "CAS Community" group. >>>>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>>>> send an email to [email protected] <javascript:>. >>>>>>>>>> To view this discussion on the web visit >>>>>>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAO2bPNFfUdz6BCgyjA8tqrYWrgy__JmKd2H0ocAySkVYQ%40mail.gmail.com >>>>>>>>>> >>>>>>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAO2bPNFfUdz6BCgyjA8tqrYWrgy__JmKd2H0ocAySkVYQ%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>>>>> . >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> Best regards, >>>>>>>>> ------------------------------------ >>>>>>>>> >>>>>>>>> >>>>>>>>> [image: photo] >>>>>>>>> *Abdelrahman Halawa* >>>>>>>>> Teacher Assistant, Computer and Systems Department, Al-Azhar >>>>>>>>> University >>>>>>>>> +2 01008131693 | [email protected] <javascript:> | >>>>>>>>> Skype: abdelrahmanhalawa <https://mail.google.com/mail/u/0/#> | >>>>>>>>> Maadi, >>>>>>>>> Cairo, Egypt >>>>>>>>> <http://eg.linkedin.com/pub/abdelrahman-halawa/2b/689/886> >>>>>>>>> <http://twitter.com/Abdelrahman_S_H> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> Best regards, >>>>>>>> ------------------------------------ >>>>>>>> >>>>>>>> >>>>>>>> [image: photo] >>>>>>>> *Abdelrahman Halawa* >>>>>>>> Teacher Assistant, Computer and Systems Department, Al-Azhar >>>>>>>> University >>>>>>>> +2 01008131693 | [email protected] <javascript:> | >>>>>>>> Skype: abdelrahmanhalawa <https://mail.google.com/mail/u/0/#> | Maadi, >>>>>>>> Cairo, Egypt >>>>>>>> <http://eg.linkedin.com/pub/abdelrahman-halawa/2b/689/886> >>>>>>>> <http://twitter.com/Abdelrahman_S_H> >>>>>>>> >>>>>>>> -- >>>>>>>> - Website: https://apereo.github.io/cas >>>>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>>>> --- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "CAS Community" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to [email protected] <javascript:>. >>>>>>>> To view this discussion on the web visit >>>>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEYHXukSCO6pSrPRhKAT4Tnx6tY9PhP2abp1k_o_snR2wg%40mail.gmail.com >>>>>>>> >>>>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEYHXukSCO6pSrPRhKAT4Tnx6tY9PhP2abp1k_o_snR2wg%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>>> . >>>>>>>> >>>>>>> -- >>>>>>> - Website: https://apereo.github.io/cas >>>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>>> --- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "CAS Community" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected] <javascript:>. >>>>>>> To view this discussion on the web visit >>>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAMqgtgwWQ_Awa%2B8L3K3kQpveMM_CLieicYK97YwPmv04Q%40mail.gmail.com >>>>>>> >>>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAMqgtgwWQ_Awa%2B8L3K3kQpveMM_CLieicYK97YwPmv04Q%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Best regards, >>>>>> ------------------------------------ >>>>>> >>>>>> >>>>>> [image: photo] >>>>>> *Abdelrahman Halawa* >>>>>> Teacher Assistant, Computer and Systems Department, Al-Azhar >>>>>> University >>>>>> +2 01008131693 | [email protected] <javascript:> | Skype: >>>>>> abdelrahmanhalawa <https://mail.google.com/mail/u/0/#> | Maadi, >>>>>> Cairo, Egypt >>>>>> <http://eg.linkedin.com/pub/abdelrahman-halawa/2b/689/886> >>>>>> <http://twitter.com/Abdelrahman_S_H> >>>>>> >>>>>> -- >>>>>> - Website: https://apereo.github.io/cas >>>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>>> - Contributions: https://goo.gl/mh7qDG >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "CAS Community" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected] <javascript:>. >>>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEbWcuqmJkmmk_aoWw4u1UKz-ibXoLyWeHRfv-oEBViU6Q%40mail.gmail.com >>>>>> >>>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEbWcuqmJkmmk_aoWw4u1UKz-ibXoLyWeHRfv-oEBViU6Q%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> -- >>>>> - Website: https://apereo.github.io/cas >>>>> - Gitter Chatroom: https://gitter.im/apereo/cas >>>>> - List Guidelines: https://goo.gl/1VRrw7 >>>>> - Contributions: https://goo.gl/mh7qDG >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "CAS Community" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected] <javascript:>. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAMyHUu1H%2B%3DTqJuQEXe%3DYp5tRmBKXsRzbKa%3D6905p%3DR%3D-g%40mail.gmail.com >>>>> >>>>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAMyHUu1H%2B%3DTqJuQEXe%3DYp5tRmBKXsRzbKa%3D6905p%3DR%3D-g%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> >>>> >>>> -- >>>> Best regards, >>>> ------------------------------------ >>>> >>>> >>>> [image: photo] >>>> *Abdelrahman Halawa* >>>> Teacher Assistant, Computer and Systems Department, Al-Azhar University >>>> +2 01008131693 | [email protected] <javascript:> | Skype: >>>> abdelrahmanhalawa <https://mail.google.com/mail/u/0/#> | Maadi, Cairo, >>>> Egypt >>>> <http://eg.linkedin.com/pub/abdelrahman-halawa/2b/689/886> >>>> <http://twitter.com/Abdelrahman_S_H> >>>> >>> >>> >>> -- >>> Best regards, >>> ------------------------------------ >>> >>> >>> [image: photo] >>> *Abdelrahman Halawa* >>> Teacher Assistant, Computer and Systems Department, Al-Azhar University >>> +2 01008131693 | [email protected] <javascript:> | Skype: >>> abdelrahmanhalawa <https://mail.google.com/mail/u/0/#> | Maadi, Cairo, >>> Egypt >>> <http://eg.linkedin.com/pub/abdelrahman-halawa/2b/689/886> >>> <http://twitter.com/Abdelrahman_S_H> >>> >>> -- >>> - Website: https://apereo.github.io/cas >>> - Gitter Chatroom: https://gitter.im/apereo/cas >>> - List Guidelines: https://goo.gl/1VRrw7 >>> - Contributions: https://goo.gl/mh7qDG >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "CAS Community" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected] <javascript:>. >>> To view this discussion on the web visit >>> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEa_CgFo1VcdBxDtmgDzFLy4%3DxXPRXz5A9h778oNao0Bng%40mail.gmail.com >>> >>> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CAMKQGEa_CgFo1VcdBxDtmgDzFLy4%3DxXPRXz5A9h778oNao0Bng%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- >> - Website: https://apereo.github.io/cas >> - Gitter Chatroom: https://gitter.im/apereo/cas >> - List Guidelines: https://goo.gl/1VRrw7 >> - Contributions: https://goo.gl/mh7qDG >> --- >> You received this message because you are subscribed to the Google Groups >> "CAS Community" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAOjjScfyKFfLCPZ25xNA64%3DHbXfhcHs1mTUYhW-dshOdg%40mail.gmail.com >> >> <https://groups.google.com/a/apereo.org/d/msgid/cas-user/CA%2Bd9XAOjjScfyKFfLCPZ25xNA64%3DHbXfhcHs1mTUYhW-dshOdg%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> >
-- - Website: https://apereo.github.io/cas - Gitter Chatroom: https://gitter.im/apereo/cas - List Guidelines: https://goo.gl/1VRrw7 - Contributions: https://goo.gl/mh7qDG --- You received this message because you are subscribed to the Google Groups "CAS Community" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/a/apereo.org/d/msgid/cas-user/a16be11b-0962-4902-92c1-648cb3698bc3%40apereo.org.
