<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">After installing the undercloud based on mitaka, the deploy of the overcloud in baremetal servers is not working. When the servers are trying to PXE boot, they don’t get any responses back. I’ve used tcpdump on several parts of the undercloud to see what was going on when the baremetal servers were PXE booting and this is what I obtained:</div><div class=""><br class=""></div><div class="">------------------- </div><span class="">[stack@undercloud ~]$ sudo ovs-dpctl show<br class="">system@ovs-system:<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>lookups: hit:7971 missed:512 lost:0<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>flows: 2<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>masks: hit:14405 total:2 hit/pkt:1.70<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>port 0: ovs-system (internal)<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>port 1: br-int (internal)<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>port 2: br-ctlplane (internal)<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>port 3: eth1<br class=""><span class="Apple-tab-span" style="white-space:pre"> </span>port 4: tap77898498-bf (internal)<br class=""></span><span class=""><br class=""></span><span class="">[stack@undercloud ~]$ sudo tcpdump -i eth1<br class=""></span><span class="">tcpdump: WARNING: eth1: no IPv4 address assigned<br class=""></span><span class="">tcpdump: verbose output suppressed, use -v or -vv for full protocol decode<br class=""></span><span class="">listening on eth1, link-type EN10MB (Ethernet), capture size 65535 bytes<br class=""></span><span class="">13:43:30.962477 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:33.269272 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:37.553341 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:45.847061 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class=""><br class=""><br class=""></span><span class="">[stack@undercloud ~]$ sudo tcpdump -i br-ctlplane<br class=""></span><span class="">tcpdump: verbose output suppressed, use -v or -vv for full protocol decode<br class=""></span><span class="">listening on br-ctlplane, link-type EN10MB (Ethernet), capture size 65535 bytes<br class=""></span><span class="">13:43:30.962758 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:33.269272 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:37.553341 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:45.847061 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class=""><br class=""></span><span class="">[stack@undercloud ~]$ sudo ip netns exec qdhcp-a98f8425-c458-4db4-befe-807055f7a8e8 tcpdump -i tap77898498-bf<br class=""></span><span class="">tcpdump: verbose output suppressed, use -v or -vv for full protocol decode<br class=""></span><span class="">listening on tap77898498-bf, link-type EN10MB (Ethernet), capture size 65535 bytes<br class=""></span><span class="">13:43:30.962761 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:33.269272 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:37.553341 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class="">13:43:45.847061 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from b4:b5:2f:58:61:a8 (oui Unknown), length 548<br class=""></span><span class=""><br class=""></span><div class="">------------------- </div><span class=""><br class=""><br class=""></span><div class="">I deployed the undercloud using the default network configuration (192.0.2.x) and I can see that dnsmasq is running:</div><div class=""><br class=""></div><span class="">[stack@undercloud ~]$ ps aux | grep dnsmasq<br class="">nobody 1452 0.0 0.0 15524 396 ? S May02 0:00 /sbin/dnsmasq --conf-file=/etc/ironic-inspector/dnsmasq.conf<br class="">stack 3409 0.0 0.0 112648 964 pts/2 S+ 13:58 0:00 grep --color=auto dnsmasq<br class="">nobody 4015 0.0 0.0 15552 956 ? S May02 0:00 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/a98f8425-c458-4db4-befe-807055f7a8e8/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/a98f8425-c458-4db4-befe-807055f7a8e8/host --addn-hosts=/var/lib/neutron/dhcp/a98f8425-c458-4db4-befe-807055f7a8e8/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/a98f8425-c458-4db4-befe-807055f7a8e8/opts --dhcp-leasefile=/var/lib/neutron/dhcp/a98f8425-c458-4db4-befe-807055f7a8e8/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=tap77898498-bf --dhcp-range=set:tag0,192.0.2.0,static,86400s --dhcp-option-force=option:mtu,1500 --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf<br class=""></span><span class=""><br class=""></span><div class=""><br class=""></div><div class="">Ideas?</div><div class=""><br class=""></div><br class=""><div class="">
<div style="color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">__</div><div class="">Ignacio Bravo<br class="">LTG Federal, Inc</div><div class=""><a href="http://www.ltgfederal.com" class="">www.ltgfederal.com</a></div><div class=""><br class=""></div></div></div></body></html>