<div dir="ltr"><div><div><div>Sziasztok!<br><br></div>Az SVN alatt a users/vpetya/t4p4s_async_crypto alatt ott a legutolsó verzió.<br></div><br>Üdv,<br></div>Peti<br><div><div><br></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Dániel Horpácsi <<a href="mailto:daniel-h@elte.hu">daniel-h@elte.hu</a>> ezt írta (időpont: 2019. júl. 12., P, 10:08):<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF">
    <p>Mindent Peti felhasználója alatt csináltunk a benti gépeken.</p>
    <p>Dani<br>
    </p>
    <div class="gmail-m_4212723505398273247moz-cite-prefix">On 2019. 07. 12. 8:47, Sándor Laki
      wrote:<br>
    </div>
    <blockquote type="cite">
      
      <p>@Dani, @Peter: A tegnapi utolsó változások is bent vannak az
        SVN-ben?</p>
      <p>Üdv.<br>
        Sanyi<br>
      </p>
      <div class="gmail-m_4212723505398273247moz-cite-prefix">2019.07.11. 9:55 keltezéssel, Sándor
        Laki írta:<br>
      </div>
      <blockquote type="cite">
        
        <p>Próbáltam növelni a mempoolok méretét, és a szindrómák jöttek
          elő:</p>
        <p>* egyszer belefutottam a korábbi "file not found"-os context
          hibába</p>
        <p>* a lenti SEGFAULT elő jön pár ezer csomag átvitele után.
          Változó, hogy mikor. Elsőre arra gondoltam, hogy leakel
          valahol a dolog és nem rakjuk vissza a poolba a területet.</p>
        <p>Röviden ennyi, még nyomozok...<br>
        </p>
        <p>Üdv.<br>
          Sanyi<br>
        </p>
        <p><br>
        </p>
        <div class="gmail-m_4212723505398273247moz-cite-prefix">2019.07.10. 12:05 keltezéssel,
          Horpácsi Dániel írta:<br>
        </div>
        <blockquote type="cite">
          
          <p>Annak most már mempoolból kellene jönnie:</p>
          <p>struct async_op *op;<br>
            rte_mempool_get(async_pool, (void**)&op);</p>
          <p>A niconban is inicializálva van ez a mempool, az
            init_storage() függvényben:</p>
          <p>async_pool = rte_mempool_create("async_pool",
            (unsigned)1023, sizeof(struct async_op), MEMPOOL_CACHE_SIZE,
            0, NULL, NULL, NULL, NULL, 0, 0);</p>
          <p>Lehet, hogy nem elég nagy a mempool? Mi történik, ha
            duplázod a méretét?</p>
          <p>Dani<br>
          </p>
          <div class="gmail-m_4212723505398273247moz-cite-prefix">On 2019. 07. 10. 11:34, Sándor
            Laki wrote:<br>
          </div>
          <blockquote type="cite">
            
            <p>Egy magnál is előjön.</p>
            <p>Üdv.<br>
              Sanyi<br>
            </p>
            <div class="gmail-m_4212723505398273247moz-cite-prefix">2019.07.10. 11:30 keltezéssel,
              Sándor Laki írta:<br>
            </div>
            <blockquote type="cite">
              
              <p>Hi,</p>
              <p>olyan, mintha egy csomag átmenne, de utána segfault:</p>
              <p>Thread 4 "lcore-slave-1" received signal SIGSEGV,
                Segmentation fault.<br>
                [Switching to Thread 0x7ffff51e1700 (LWP 84599)]<br>
                enqueue_packet_for_async (pd=pd@entry=0x7ffff51df3e0,
                op_type=op_type@entry=ASYNC_OP_ENCRYPT,
                context=context@entry=0x108dfdc00)<br>
                    at
                /home/lakis/cnl/hdani/t4p4s/src/hardware_dep/dpdk/main_async.c:136<br>
                136         op->op = op_type;<br>
                (gdb) bt<br>
                #0  enqueue_packet_for_async
                (pd=pd@entry=0x7ffff51df3e0,
                op_type=op_type@entry=ASYNC_OP_ENCRYPT,
                context=context@entry=0x108dfdc00)<br>
                    at
                /home/lakis/cnl/hdani/t4p4s/src/hardware_dep/dpdk/main_async.c:136<br>
                #1  0x00000000004873b0 in do_async_op
                (pd=pd@entry=0x7ffff51df3e0,
                op=op@entry=ASYNC_OP_ENCRYPT)<br>
                    at
                /home/lakis/cnl/hdani/t4p4s/src/hardware_dep/dpdk/main_async.c:178<br>
                #2  0x0000000000482fd7 in async_encrypt
                (pd=pd@entry=0x7ffff51df3e0,
                tables=tables@entry=0xf87080 <lcore_conf+20224>,
                pstate=<optimized out>)<br>
                    at
/home/lakis/cnl/hdani/t4p4s/src/hardware_dep/dpdk/data_plane/dpdkx_crypto.c:155<br>
              </p>
              <p>az "op" null pointer.<br>
              </p>
              <p>Üdv.<br>
                Sanyi<br>
              </p>
              <div class="gmail-m_4212723505398273247moz-cite-prefix">2019.07.09. 17:13
                keltezéssel, Dániel Horpácsi írta:<br>
              </div>
              <blockquote type="cite">
                
                <p>Köszi, feltöltöttem két apró módosítást, ami az
                  enyémből kimaradt.</p>
                <p>Dani<br>
                </p>
                <div class="gmail-m_4212723505398273247moz-cite-prefix">On 2019. 07. 09. 16:25,
                  Sándor Laki wrote:<br>
                </div>
                <blockquote type="cite">
                  
                  <p>Szia,</p>
                  <p>Túl sok lokális változás nem volt. Feltettem ide a
                    diff-eket: <a href="http://lakis.web.elte.hu/3/diff.txt" target="_blank">http://lakis.web.elte.hu/3/diff.txt</a></p>
                  <p>Üdv.<br>
                    Sanyi<br>
                  </p>
                  <div class="gmail-m_4212723505398273247moz-cite-prefix">2019.07.08. 21:53
                    keltezéssel, Sándor Laki írta:<br>
                  </div>
                  <blockquote type="cite">
                    
                    <p>Szia,</p>
                    <p>Most ÚNKP beszámolót írok, de holnap reggel
                      összeszedem a módosításokat és küldöm.</p>
                    <p>@Peter: holnap tudunk erről beszélni?</p>
                    <p>Üdv.<br>
                      Sanyi<br>
                    </p>
                    <div class="gmail-m_4212723505398273247moz-cite-prefix">2019.07.08. 21:43
                      keltezéssel, Dániel Horpácsi írta:<br>
                    </div>
                    <blockquote type="cite">
                      
                      <p>Sziasztok!</p>
                      <p>Töltöttem fel egy mai módosításcsomagot az
                        svn-be. Async queue-k most már magonként vannak
                        (nem globális, így nem kell ellenőrizni, hogy
                        jogosult-e az adott mag a művelet kezelésére), a
                        contextek és async műveletek mempoolból kerülnek
                        foglalásra (eltűntek a malloc hívások), és
                        visszaállítottam a queue id-k használatát a
                        crypto eszközön (így nem kell külön tárolnom,
                        hogy melyik mag küldte a device-ra az adatot).
                        Elvileg nem kavarodnak össze a magok között a
                        műveletek és az eredményeik, így több magon is
                        lehet futtatni, és remélhetőleg gyorsabb is lett
                        a kód. Rengeteget teszteltem, nekem ma estére
                        sok-sok alkalommal hibátlanul futott 2 magon.</p>
                      <p>Sanyi: lehet, hogy voltak olyan módosításaid,
                        amiket együtt írtuk Martonvásáron, de nem
                        vezettünk át az én könyvtáramba. Kérlek írd majd
                        meg ezeket, hogy frissíthessem velük az svn-es
                        verziómat (automatikusan merge-ölni most már
                        nehéz lesz, mert sok ponton módosult a kód).</p>
                      <p> Jó lenne mielőbb kipróbálni, hogy mit csinál a
                        benti gépeken ez a friss verzió. Peti, Sanyi,
                        várom a visszajelzéseket!<br>
                      </p>
                      <p>Dani<br>
                      </p>
                      <div class="gmail-m_4212723505398273247moz-cite-prefix">On 2019. 07. 05.
                        13:20, Péter Vörös wrote:<br>
                      </div>
                      <blockquote type="cite">
                        
                        <div dir="ltr">
                          <div>
                            <div>A baj az volt hogy a switch oldalon
                              csak a VFIO működik...<br>
                            </div>
                            <div>Most az l2fwd example jól fut.<br>
                            </div>
                            <div><br>
                              A miénknél az a helyzet, hogy már látszik
                              hogy a crypto-t is inicializálja, de ettől
                              függetlenül változatlanul nem fogad
                              csomagot.<br>
                              CRYPTODEV: Creating cryptodev
                              crypto_openssl0<br>
                              CRYPTODEV: Initialisation parameters -
                              name: crypto_openssl0,socket id: 0, max
                              queue pairs: 8<br>
                            </div>
                          </div>
                          <div><br>
                          </div>
                          Peti<br>
                        </div>
                        <br>
                        <div class="gmail_quote">
                          <div dir="ltr" class="gmail_attr">LAKI Sandor
                            <<a href="mailto:lakis@inf.elte.hu" target="_blank">lakis@inf.elte.hu</a>>
                            ezt írta (időpont: 2019. júl. 5., P, 12:25):<br>
                          </div>
                          <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                            <div bgcolor="#FFFFFF">
                              <p>Nyomok a pktgenre egy rebootot. A
                                dpdk-switch-et én fogtam az előbb.</p>
                              <p>Üdv.</p>
                              <p>S<br>
                              </p>
                              <div class="gmail-m_4212723505398273247gmail-m_-124743509782913189moz-cite-prefix">2019.07.05.
                                12:24 keltezéssel, Péter Vörös írta:<br>
                              </div>
                              <blockquote type="cite">
                                <div dir="ltr">
                                  <div>Sanyi, lehet rebootolni a
                                    dpdk-switch gépet?<br>
                                  </div>
                                  Beakadt valami dpdk dolog és kiirtani
                                  nem tudom, mert a processek között nem
                                  találok semmit.<br>
                                </div>
                                <br>
                                <div class="gmail_quote">
                                  <div dir="ltr" class="gmail_attr">Dániel
                                    Horpácsi <<a href="mailto:daniel-h@elte.hu" target="_blank">daniel-h@elte.hu</a>>
                                    ezt írta (időpont: 2019. júl. 5., P,
                                    11:57):<br>
                                  </div>
                                  <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
                                    <div bgcolor="#FFFFFF">
                                      <p>Hozzáírtunk még pár dolgot a
                                        niconhoz, eddig esélyed sem lett
                                        volna használni... Most mit
                                        produkál?</p>
                                      <p>Dani</p>
                                      <div class="gmail-m_4212723505398273247gmail-m_-124743509782913189gmail-m_-1551257105279541030moz-cite-prefix">On
                                        2019. 07. 05. 11:49, Dániel
                                        Horpácsi wrote:<br>
                                      </div>
                                      <blockquote type="cite">
                                        <p>Feltöltöttem pár apró
                                          módosítást, esetleg frissítsd
                                          a kódot, amit tesztelsz. <br>
                                        </p>
                                        <p>Dani<br>
                                        </p>
                                        <div class="gmail-m_4212723505398273247gmail-m_-124743509782913189gmail-m_-1551257105279541030moz-cite-prefix">On
                                          2019. 07. 05. 11:08, Péter
                                          Vörös wrote:<br>
                                        </div>
                                        <blockquote type="cite">
                                          <div dir="ltr">
                                            <div>
                                              <div>
                                                <div>
                                                  <div>Köszi!<br>
                                                    <br>
                                                  </div>
                                                  Valóban, most fordul
                                                  és el is indul.<br>
                                                  Forgalom viszont nem
                                                  megy át rajta.
                                                  Nyomozom mi okozza, de
                                                  egyelőre úgy tűnik már
                                                  a
                                                  do_handle_packet()-be
                                                  se fut bele. Hiába
                                                  hajtom meg
                                                  csomagokkal.<br>
                                                </div>
                                                <br>
                                              </div>
                                              Üdv,<br>
                                            </div>
                                            Peti<br>
                                          </div>
                                          <br>
                                          <div class="gmail_quote">
                                            <div dir="ltr" class="gmail_attr">Dániel
                                              Horpácsi <<a href="mailto:daniel-h@elte.hu" target="_blank">daniel-h@elte.hu</a>>
                                              ezt írta (időpont: 2019.
                                              júl. 5., P, 10:18):<br>
                                            </div>
                                            <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Szia!<br>
                                              <br>
                                              A gyökérben van egy
                                              módosított v1model.p4, azt
                                              másold oda, ahonnan a <br>
                                              core-t include-olod az
                                              l2fwd-be (nálam
                                              ../p4c/p4include). A
                                              módosított <br>
                                              v1modelbe beleírtam extern
                                              függvényként az
                                              async_encrypt és <br>
                                              async_decrypt műveletet,
                                              azt hiányolja.<br>
                                              <br>
                                              Dani<br>
                                              <br>
                                              On 2019. 07. 05. 9:50,
                                              Péter Vörös wrote:<br>
                                              > Sziasztok!<br>
                                              ><br>
                                              > Próbálom a
                                              dpdk-switch gépen életre
                                              kelteni a kódot egyelőre
                                              kevés <br>
                                              > sikerrel. Az SVN-ben
                                              lévő
                                              daniel-h/t4p4s_async_crypto
                                              alatti fájlottal <br>
                                              > felülcsaptam egy
                                              kicheckoutolt t4p4s
                                              fájljait. Hivatalosan kell
                                              még <br>
                                              > valami ahhoz hogy
                                              működhessen a dolog?<br>
                                              ><br>
                                              > A gondom az, hogy
                                              valamiért nem találja az
                                              async encrypt/decrypt <br>
                                              > függvényeket. A
                                              makefile amennyire értek
                                              hozzá jónak tűnik és a <br>
                                              > dpdkx_crypto.c is jó
                                              helyen van.<br>
                                              ><br>
                                              > Alul látható a
                                              hibaüzenet.<br>
                                              > Köszi!<br>
                                              ><br>
                                              > Üdv,<br>
                                              > Peti<br>
                                              ><br>
                                              >
                                              vpetya@dpdk-switch:~/t4p4s-root/t4p4s-async$
                                              ./t4p4s.sh launch <br>
                                              > :l2fwd-gen[COMPILE
                                               P4-16]
                                              ./examples/l2fwd-gen.p4
                                              @std<br>
                                              >
                                              ./examples/l2fwd-gen.p4(75):
                                              [--Werror=not-found]
                                              error: <br>
                                              > async_encrypt: Not
                                              found declaration<br>
                                              >            
                                              async_encrypt();<br>
                                              >            
                                              ^^^^^^^^^^^^^<br>
                                              > ....<br>
                                            </blockquote>
                                          </div>
                                        </blockquote>
                                        <br>
                                        <fieldset class="gmail-m_4212723505398273247gmail-m_-124743509782913189gmail-m_-1551257105279541030mimeAttachmentHeader"></fieldset>
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                              </blockquote>
                              <pre class="gmail-m_4212723505398273247gmail-m_-124743509782913189moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247gmail-m_-124743509782913189moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
                            </div>
                          </blockquote>
                        </div>
                        <br>
                        <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
                        <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
                      </blockquote>
                      <br>
                      <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
                      <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
                    </blockquote>
                    <pre class="gmail-m_4212723505398273247moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
                    <div id="gmail-m_4212723505398273247DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br>
                      <table style="border-top:1px solid rgb(211,212,222)">
                        <tbody>
                          <tr>
                            <td style="width:55px;padding-top:18px"><a href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient" target="_blank"><img src="https://ipmcdn.avast.com/images/icons/icon-envelope-tick-round-orange-animated-no-repeat-v1.gif" alt="" style="width: 46px; height: 29px;" width="46" height="29"></a></td>
                            <td style="width:470px;padding-top:17px;color:rgb(65,66,78);font-size:13px;font-family:Arial,Helvetica,sans-serif;line-height:18px">Mentes a vírusoktól. <a href="https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient" style="color:rgb(68,83,234)" target="_blank">www.avast.com</a>
                            </td>
                          </tr>
                        </tbody>
                      </table>
                      <a href="#m_4212723505398273247_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2" width="1" height="1"> </a></div>
                    <br>
                    <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
                    <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
                  </blockquote>
                  <pre class="gmail-m_4212723505398273247moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
                  <br>
                  <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
                  <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
                </blockquote>
                <br>
                <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
                <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
              </blockquote>
              <pre class="gmail-m_4212723505398273247moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
              <br>
              <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
              <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
            </blockquote>
            <pre class="gmail-m_4212723505398273247moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
            <br>
            <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
            <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
          </blockquote>
          <br>
          <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
          <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
        </blockquote>
        <pre class="gmail-m_4212723505398273247moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
        <br>
        <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
        <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
      </blockquote>
      <pre class="gmail-m_4212723505398273247moz-signature" cols="72">-- 
Sándor Laki, PhD
Assistant professor
Department of Information Systems
Eötvös Loránd University
Pázmány Péter stny. 1/C
H-1117, Budapest, Hungary
Room 2.506
Web: <a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="http://lakis.web.elte.hu" target="_blank">http://lakis.web.elte.hu</a>
Phone: +36 1 372 2869 / 8477
Cell: +36 70 374 2646</pre>
      <br>
      <fieldset class="gmail-m_4212723505398273247mimeAttachmentHeader"></fieldset>
      <pre class="gmail-m_4212723505398273247moz-quote-pre">_______________________________________________
P4 mailing list
<a class="gmail-m_4212723505398273247moz-txt-link-abbreviated" href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a>
<a class="gmail-m_4212723505398273247moz-txt-link-freetext" href="https://plc.inf.elte.hu/mailman/listinfo/p4" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a>
</pre>
    </blockquote>
  </div>

_______________________________________________<br>
P4 mailing list<br>
<a href="mailto:P4@plc.inf.elte.hu" target="_blank">P4@plc.inf.elte.hu</a><br>
<a href="https://plc.inf.elte.hu/mailman/listinfo/p4" rel="noreferrer" target="_blank">https://plc.inf.elte.hu/mailman/listinfo/p4</a><br>
</blockquote></div>