<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 Satish, <div class=""><br class=""></div><div class="">so the problem seems to be the following:</div><div class=""><br class=""></div><div class="">You are telling the under cloud to use these flavors with: </div><div class=""><br class=""></div><div class="">(undercloud) [stack@tripleo instance]$ openstack overcloud deploy</div>--templates   --control-scale 1 --compute-scale 1<font color="#ff2600" class=""> --control-flavor<br class="">control --compute-flavor compute</font><div class=""><br class=""></div><div class=""><div class="">Your flavor for control, compute etc. says it needs at leats 4GB of RAM,</div><div class=""> 40GB of Disk etc. but you only have instances providing 2GB of RAM.</div><div class="">This is way nova is complaining about not finding a valid host. </div><div class="">The scheduler simply can not fulfil your request for a host with those resources available. </div><div class=""><br class=""></div><div class="">To get around this you could either create VMs with a bit more ram etc, </div><div class="">or you need to change the flavors - but i’m afraid 2GB of ram is to little. </div><div class="">If you have the resources try to use at least 8GB per control or compute</div><div class=""> node if not you could try with 4GB and swap but i’m not sure if this works well enough. </div><div class=""><br class=""></div><div class=""><div><br class=""><blockquote type="cite" class=""><div class="">Am 01.02.2018 um 15:56 schrieb Satish Patel <<a href="mailto:satish.txt@gmail.com" class="">satish.txt@gmail.com</a>>:</div><br class="Apple-interchange-newline"><div class=""><div class="">Hi Lars,<br class=""><br class="">I am following this article<br class=""><a href="https://www.linuxtechi.com/deploy-tripleo-overcloud-controller-computes-centos-7/" class="">https://www.linuxtechi.com/deploy-tripleo-overcloud-controller-computes-centos-7/</a><br class=""><br class="">(undercloud) [root@tripleo ~]# openstack flavor list<br class="">+--------------------------------------+---------------+------+------+-----------+-------+-----------+<br class="">| ID                                   | Name          |  RAM | Disk |<br class="">Ephemeral | VCPUs | Is Public |<br class="">+--------------------------------------+---------------+------+------+-----------+-------+-----------+<br class="">| 0c8a1969-385c-4f93-b43f-7d68f22039f3 | compute       | 4096 |   40 |<br class="">        0 |     1 | True      |<br class="">| 26481980-ecc8-4262-91b1-83afac58f62f | control       | 4096 |   40 |<br class="">        0 |     1 | True      |<br class="">| 97a4b189-c743-4ca8-aaae-b33aebeb4470 | ceph-storage  | 4096 |   40 |<br class="">        0 |     1 | True      |<br class="">| 9bedb045-4a5a-423b-92d6-813cf3bb9b1b | baremetal     | 4096 |   40 |<br class="">        0 |     1 | True      |<br class="">| c3d26a13-430a-4db3-9f84-bf6ca6675629 | swift-storage | 4096 |   40 |<br class="">        0 |     1 | True      |<br class="">| cb5b3d9d-3b47-428c-a455-17650185b85f | block-storage | 4096 |   40 |<br class="">        0 |     1 | True      |<br class="">+--------------------------------------+---------------+------+------+-----------+-------+-----------+<br class="">(undercloud) [root@tripleo ~]#<br class=""><br class=""><br class="">I have created two VM on VMware Workstation with 2 CPU and 2GB memory,<br class="">but i didn't tell undercloud what type of instance i have, this is<br class="">what i have in my instance.json file, How does undercloud will know<br class="">what flavor i am going to deploy?<br class=""><br class=""><br class="">[stack@tripleo ~]$ cat instance/instance.json<br class="">{<br class="">    "nodes":[<br class="">        {<br class="">            "mac":[<br class="">                "00:0C:29:FE:72:97"<br class="">            ],<br class="">            "arch":"x86_64",<br class="">    "name": "overcloud-controller",<br class="">            "pm_type":"fake_pxe"<br class="">        },<br class="">        {<br class="">            "mac":[<br class="">                "00:0C:29:93:36:B2"<br class="">            ],<br class="">            "arch":"x86_64",<br class="">    "name": "overcloud-compute1",<br class="">            "pm_type":"fake_pxe"<br class="">        }<br class="">    ]<br class="">}<br class=""><br class="">On Thu, Feb 1, 2018 at 2:40 AM, Lars Brune <brune.lars@gmail.com> wrote:<br class=""><blockquote type="cite" class="">Hi Satish,<br class=""><br class="">could you provide some more information about the hosts and flavors?<br class=""> I’ve made the experience that it sometimes helps to create the flavors with a bit of a margin to the „real“ hardware to avoid nova complaining about this.<br class=""><br class=""><blockquote type="cite" class="">Am 01.02.2018 um 08:16 schrieb Remo Mattei <Remo@Italy1.com>:<br class=""><br class="">What are you running? Pike? Ocata?<br class=""><br class="">Pike option have changed so the flavor could be an issue now. You should look into that and see.<br class=""><br class="">Inviato da iPhone<br class=""><br class=""><blockquote type="cite" class="">Il giorno 01 feb 2018, alle ore 00:48, Tony Breeds <tony@bakeyournoodle.com> ha scritto:<br class=""><br class=""><blockquote type="cite" class="">On Wed, Jan 31, 2018 at 06:10:11PM -0500, Satish Patel wrote:<br class="">I am playing with tripleO and getting following error when deploying<br class="">overcloud, I doing all this on VMware Workstation with fake_pxe<br class="">driver, I did enable drive in ironic too.<br class=""><br class="">What could be wrong here?<br class=""></blockquote><br class="">There's lots that could be wrong sadly.  Testign under VMware is minimal<br class="">to none.  There are some good tips at:<br class="">  https://docs.openstack.org/tripleo-docs/latest/install/troubleshooting/troubleshooting.html<br class="">Specifically:<br class="">  https://docs.openstack.org/tripleo-docs/latest/install/troubleshooting/troubleshooting-overcloud.html#no-valid-host-found-error<br class=""><br class="">Yours Tony.<br class="">_______________________________________________<br class="">Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack<br class="">Post to     : openstack@lists.openstack.org<br class="">Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack<br class=""></blockquote><br class=""><br class="">_______________________________________________<br class="">Mailing list: http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack<br class="">Post to     : openstack@lists.openstack.org<br class="">Unsubscribe : http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack<br class=""></blockquote><br class=""></blockquote></div></div></blockquote></div><br class=""></div></div></body></html>