<div dir="ltr"><div>It looks like ndb is listening (netstat shows this), but not receiving anything (log is empty).<br></div><div>This looks like a connectivity issue.<br></div><div>Can the provider host ping the ovn host?<br></div><div>Is firewalld/iptables disabled on both hosts?<br><br></div><div>Let's make sure that OVN is working fine.<br></div><div>I attach a short python script that checks the connection from the localhost.<br></div><div>Please check if it can connect to ovn from localhost (just execute this on the host with ovn: "python tcp_connection_test.py" ).<br></div><div>It should connect and print out all the OVN networks.<br></div><div>Does this work?<br></div><div><br><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Apr 24, 2017 at 11:23 PM, Gianluca Cecchi <span dir="ltr"><<a href="mailto:gianluca.cecchi@gmail.com" target="_blank">gianluca.cecchi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Mon, Apr 24, 2017 at 10:03 PM, Marcin Mirecki <span dir="ltr"><<a href="mailto:mmirecki@redhat.com" target="_blank">mmirecki@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><div>Looks like the south db works properly. The north db uses the same mechanism, just a different schema and port.<br><br></div>Looking at the netstat output it looks like ovn north db is not even listening, or is there anything for 6641?<br><br><br></div><span class="m_7781346744447444904gmail-m_-8974875138491732481gmail-im"></span></div><br></blockquote><div><br></div></span><div>Actually yes... it seems that the switch "-t" with the "-p" doesn't catch the 6641 and 6642 "LISTEN" lines, while if I use "-a" instead of "-t" I get them too...<br><br>with "-a"<br>root@ovmgr1 ~]# netstat -apn | grep 664<br>tcp 0 0 <a href="http://0.0.0.0:6641" target="_blank">0.0.0.0:6641</a> 0.0.0.0:* LISTEN 6691/ovsdb-server <br>tcp 0 0 <a href="http://0.0.0.0:6642" target="_blank">0.0.0.0:6642</a> 0.0.0.0:* LISTEN 6699/ovsdb-server <br>tcp 0 0 <a href="http://10.4.192.43:6642" target="_blank">10.4.192.43:6642</a> <a href="http://10.4.168.76:38882" target="_blank">10.4.168.76:38882</a> ESTABLISHED 6699/ovsdb-server <br><span class="">tcp 0 0 <a href="http://10.4.192.43:6642" target="_blank">10.4.192.43:6642</a> <a href="http://10.4.168.75:45486" target="_blank">10.4.168.75:45486</a> ESTABLISHED 6699/ovsdb-server <br></span>tcp 0 0 <a href="http://10.4.192.43:6642" target="_blank">10.4.192.43:6642</a> <a href="http://10.4.168.74:59176" target="_blank">10.4.168.74:59176</a> ESTABLISHED 6699/ovsdb-server <br>unix 3 [ ] STREAM CONNECTED 14119 664/vmtoolsd <br><br>with "-t"<br>[root@ovmgr1 ~]# netstat -tpn | grep 664<span class=""><br>tcp 0 0 <a href="http://10.4.192.43:6642" target="_blank">10.4.192.43:6642</a> <a href="http://10.4.168.76:38882" target="_blank">10.4.168.76:38882</a> ESTABLISHED 6699/ovsdb-server <br>tcp 0 0 <a href="http://10.4.192.43:6642" target="_blank">10.4.192.43:6642</a> <a href="http://10.4.168.75:45486" target="_blank">10.4.168.75:45486</a> ESTABLISHED 6699/ovsdb-server <br></span>tcp 0 0 <a href="http://10.4.192.43:6642" target="_blank">10.4.192.43:6642</a> <a href="http://10.4.168.74:59176" target="_blank">10.4.168.74:59176</a> ESTABLISHED 6699/ovsdb-server <br><br></div></div><br></div></div>
</blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>
<p style="font-weight:bold;margin:0;padding:0;font-size:14px;text-transform:uppercase;margin-bottom:0">MARCIN mIRECKI<br></p>
<p style="font-weight:normal;margin:0;font-size:10px;color:#999"><a style="color:#0088ce;font-size:10px;margin:0;text-decoration:none;font-family:'overpass',sans-serif" href="https://www.redhat.com" target="_blank">Red Hat <span><br><br></span></a></p>
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