<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi,<div class="">I have problem with neutron vpnaas - after enabling vpnaas plugin everything was ok at first. I was able to create VPN connection and communication is correct. But after a week of running vpnaas (only one VPN connection created/working!) I’ve noticed, that neutron-vpnaas takes more and more memory. I have 5 processes on each controller (there should be always five? Or it is changing dynamically?):</div><div class=""><br class=""></div><div class=""><div class=""><font face="Courier" class="">42435 1545384 0.6 8.6 5802516 5712412 ? S Jun15 110:50 /var/lib/kolla/venv/bin/python3.8 /var/lib/kolla/venv/bin/neutron-server --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file /etc/neutron/neutron_vpnaas.conf</font></div><div class=""><font face="Courier" class="">42435 1545389 0.6 8.5 5735832 5645856 ? S Jun15 112:16 /var/lib/kolla/venv/bin/python3.8 /var/lib/kolla/venv/bin/neutron-server --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file /etc/neutron/neutron_vpnaas.conf</font></div><div class=""><font face="Courier" class="">42435 1545378 0.5 8.5 5734192 5643620 ? S Jun15 108:09 /var/lib/kolla/venv/bin/python3.8 /var/lib/kolla/venv/bin/neutron-server --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file /etc/neutron/neutron_vpnaas.conf</font></div><div class=""><font face="Courier" class="">42435 1545372 0.5 8.5 5731128 5641436 ? S Jun15 109:07 /var/lib/kolla/venv/bin/python3.8 /var/lib/kolla/venv/bin/neutron-server --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file /etc/neutron/neutron_vpnaas.conf</font></div><div class=""><font face="Courier" class="">42435 1545369 0.6 8.4 5637084 5547392 ? S Jun15 114:21 /var/lib/kolla/venv/bin/python3.8 /var/lib/kolla/venv/bin/neutron-server --config-file /etc/neutron/neutron.conf --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file /etc/neutron/neutron_vpnaas.conf</font></div></div><div class=""><font face="Courier" class=""><br class=""></font></div><div class="">now neutron_server takes over 27G of RAM on each controller:</div><div class=""><font face="Courier" class=""><br class=""></font></div><div class=""><font face="Courier" class="">neutron_server running 10.2 27.2G</font></div><div class=""><font face="Courier" class=""><br class=""></font></div><div class="">After stopping all neutron containers and starting it again neutron takes a lot less memory:</div><div class=""><font face="Courier" class=""><br class=""></font></div><div class=""><font face="Courier" class="">neutron_server running 0.5 583M</font></div><div class=""><font face="Courier" class=""><br class=""></font></div><div class="">but memory usage keeps growing (about 5-6 M every minute).</div><div class="">What’s wrong? When I disable vpnaas globally there’s no problem with excessive memory usage, so it’s vpnaas for sure…</div><div class=""><br class=""></div><div class="">Best regards</div><div class="">Adam Tomas</div></body></html>