<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=""><br class=""></div><div class="">Hi Kasturi,</div><div class=""><br class=""></div><div class="">I just tried to set, using the oVirt Engine UI, a fake gateway (different from the real one) for the ovirtmgmt network attached to the hosts.</div><div class="">After that, I set again the old and real gateway: it seems that, at the end, the new configuration has been stored correctly in the oVirt Engine environment.</div><div class=""><br class=""></div><div class=""><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">[root@glu01 ~]# route</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Kernel IP routing table</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">Destination Gateway Genmask Flags Metric Ref Use Iface</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">default gateway 0.0.0.0 UG 0 0 0 ens33</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1002 0 0 ens33</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1003 0 0 ens34</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">192.168.152.0 0.0.0.0 255.255.255.0 U 0 0 0 ens34</span></div><div style="margin: 0px; line-height: normal; font-family: 'Courier New'; color: rgb(184, 180, 59); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures" class="">192.168.213.0 0.0.0.0 255.255.255.0 U 0 0 0 ens33</span></div></div><div class=""><br class=""></div><div class="">It seems that, finally, the ovirtmgmt network configuration has been updated with the right gateway value.</div><div class=""><br class=""></div><div class="">Thanks for your feedback.</div><div class="">Mauro</div><br class=""><div><blockquote type="cite" class=""><div class="">Il giorno 04 set 2017, alle ore 09:48, Kasturi Narra <<a href="mailto:knarra@redhat.com" class="">knarra@redhat.com</a>> ha scritto:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Hi Mauro,<div class=""><br class=""></div><div class=""> yes, i do know this problem of gateway disappearing but i am not sure why that happens because in my case it was happening on only on one server. I used to add the gateway again on that node. I am just waiting for some one to reply.</div><div class=""><br class=""></div><div class="">Thanks</div><div class="">kasturi</div></div><div class="gmail_extra"><br class=""><div class="gmail_quote">On Mon, Sep 4, 2017 at 1:02 PM, Mauro Tridici <span dir="ltr" class=""><<a href="mailto:mauro.tridici@cmcc.it" target="_blank" class="">mauro.tridici@cmcc.it</a>></span> wrote:<br class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word" class=""><div class="">Hi Kasturi,</div><div class=""><br class=""></div><div class="">thank you very much for your support and for the useful explanation.</div><div class="">If possible, I would ask you if you know a way to correct the “missing gateway” problem that I described in my previous message.</div><div class=""><br class=""></div><div class="">Thanks a lot,</div><div class="">Mauro</div><div class=""><div class="h5"><div class=""><br class=""></div><br class=""><div class=""><blockquote type="cite" class=""><div class="">Il giorno 04 set 2017, alle ore 08:51, Kasturi Narra <<a href="mailto:knarra@redhat.com" target="_blank" class="">knarra@redhat.com</a>> ha scritto:</div><br class="m_1649254751145046074Apple-interchange-newline"><div class=""><div dir="ltr" class="">Hi Mauro,<div class=""><br class=""></div><div class=""> Creating distributed dispersed volumes are not supported from ovirt UI yet but you should be able to sync them if cluster is imported into the UI. same holds true for add / remove bricks on disperse and distribute disperse volumes.</div><div class=""><br class=""></div><div class=""> you wont be able to see bricks created because ovirt excepts them to be mounted at /rhgs/<brick-name>. What you could simply do is uncheck the check box in the 'Add brick' dialog and type in the path or you could mount your bricks at above said location and that would show all the available bricks on the host.</div><div class=""><br class=""></div><div class=""> Hope this helps.</div><div class=""><br class=""></div><div class="">Thanks</div><div class="">kasturi.</div></div><div class="gmail_extra"><br class=""><div class="gmail_quote">On Sat, Sep 2, 2017 at 7:16 PM, Mauro Tridici <span dir="ltr" class=""><<a href="mailto:mauro.tridici@cmcc.it" target="_blank" class="">mauro.tridici@cmcc.it</a>></span> wrote:<br class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word" class="">Hi all,<div class=""><br class=""></div><div class="">I just started my first Ovirt Engine deploy using a dedicated (and separated) virtual machine.</div><div class="">I’m trying to create and manage a test Gluster cluster using 3 “virtual” hosts (hostnames are glu01, glu02, glu03)</div><div class="">2 different networks have been defined on the hosts (<a href="http://192.168.213.0/24" target="_blank" class="">192.168.213.0/24</a> for management network and <a href="http://192.168.152.0/24" target="_blank" class="">192.168.152.0/24</a> for gluster network).</div><div class="">Ovirt engine deploy completed without any problem, the hosts have been added easily using ovirtmgmt network (bridgeless mgmt network) and ovirtgluster (bridgeless gluster network).</div><div class=""><br class=""></div><div class="">Everything seems to be ok for this first deploy, but I just noticed that the gateway is missing on the target hosts:</div><div class=""><br class=""></div><div class=""><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">[root@glu01 ~]# route</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">Kernel IP routing table</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">Destination Gateway Genmask Flags Metric Ref Use Iface</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1002 0 0 ens33</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1003 0 0 ens34</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">192.168.152.0 0.0.0.0 255.255.255.0 U 0 0 0 ens34</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">192.168.213.0 0.0.0.0 255.255.255.0 U 0 0 0 ens33</span></div><div class="">
<span class="m_1649254751145046074m_4260940041547391985Apple-style-span" style="border-collapse:separate;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;line-height:normal;border-spacing:0px"><span class="m_1649254751145046074m_4260940041547391985Apple-style-span" style="border-collapse:separate;font-family:Helvetica;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:-webkit-auto;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><div class=""><br class=""></div><div class=""><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">[root@glu02 ~]# route</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">Kernel IP routing table</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">Destination Gateway Genmask Flags Metric Ref Use Iface</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1002 0 0 ens33</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1003 0 0 ens34</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">192.168.152.0 0.0.0.0 255.255.255.0 U 0 0 0 ens34</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">192.168.213.0 0.0.0.0 255.255.255.0 U 0 0 0 ens33</span></div></div><div class=""><br class=""></div><div class=""><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">[root@glu03 ~]# route</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">Kernel IP routing table</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">Destination Gateway Genmask Flags Metric Ref Use Iface</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1002 0 0 ens33</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">link-local 0.0.0.0 255.255.0.0 U 1003 0 0 ens34</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">192.168.152.0 0.0.0.0 255.255.255.0 U 0 0 0 ens34</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">192.168.213.0 0.0.0.0 255.255.255.0 U 0 0 0 ens33</span></div></div><div class=""><br class=""></div><div class="">Due to this problem I cannot reach internet from ens33 nic (management network).</div><div class="">I just tried to add the gateway in ifcfg-ens33 configuration file but gateway disappear after host reboot.<span style="text-align:-webkit-auto" class=""> </span></div><div class=""><br class=""></div><div class=""><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">[root@glu01 ~]# cat /etc/sysconfig/network-scripts<wbr class="">/ifcfg-ens33</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class=""># Generated by VDSM version 4.19.28-1.el7.centos</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">DEVICE=ens33</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">ONBOOT=yes</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">IPADDR=192.168.213.151</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">NETMASK=255.255.255.0</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">BOOTPROTO=none</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">MTU=1500</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">DEFROUTE=no</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">NM_CONTROLLED=no</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">IPV6INIT=yes</span></div><div style="margin:0px;line-height:normal;font-family:'Courier New';color:rgb(184,180,59);background-color:rgb(0,0,0)" class=""><span style="font-variant-ligatures:no-common-ligatures" class="">IPV6_AUTOCONF=yes</span></div></div><div class=""><br class=""></div><div class="">The oVirt Engine network configuration is the following one:</div><div class=""><br class=""></div><div class="">[host glu01]</div><div class="">ens33 -> ovirtmgmt (192.168.213.151, 255.255.255.0, 192.168.213.2)</div><div class="">ens34 -> ovirtgluster (192.168.152.151, 255.255.255.0)</div><div class=""><br class=""></div><div class="">[host glu02]</div><div class=""><div class="">ens33 -> ovirtmgmt (192.168.213.152, 255.255.255.0, 192.168.213.2)</div><div class="">ens34 -> ovirtgluster (192.168.152.152, 255.255.255.0)</div></div><div class=""><br class=""></div><div class="">[host glu03]</div><div class=""><div class="">ens33 -> ovirtmgmt (192.168.213.153, 255.255.255.0, 192.168.213.2)</div><div class="">ens34 -> ovirtgluster (192.168.152.153, 255.255.255.0)</div></div><div class=""><br class=""></div><div class="">Do you know the right way to set the gateway IP on all hosts?</div><div class=""><br class=""></div><div class="">Just two last questions: I was able to import an existing gluster cluster using oVirt Engine, but I’m not able to create a new volume because:</div><div class=""><br class=""></div><div class="">- I can’t select a distributed disperse volume configuration from oVirt Engine volume creation window</div><div class="">- i can’t see the bricks to be used to create a new volume (but I can import an existing volume without problem).</div><div class=""><br class=""></div><div class="">Is there something that I can do to resolve the issues and complete my first experience with oVirt?</div><div class=""><br class=""></div><div class="">Thank you very much,</div><div class="">Mauro T.</div></span></span>
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<span class="m_1649254751145046074Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-position: normal; font-variant-caps: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;"><span class="m_1649254751145046074Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-position: normal; font-variant-caps: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px;"><div class=""><br class="m_1649254751145046074Apple-interchange-newline"></div></span></span></div></div></div></div></blockquote></div><br class=""></div>
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<span class="Apple-style-span" style="border-collapse: separate; font-variant-ligatures: normal; font-variant-position: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; line-height: normal; border-spacing: 0px;"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class=""><br class="Apple-interchange-newline">-------------------------</div><div class="">Mauro Tridici</div><div class=""><br class=""></div><div class="">Fondazione CMCC</div><div class="">CMCC Supercomputing Center</div><div class="">presso Complesso Ecotekne - Università del Salento -</div><div class="">Strada Prov.le Lecce - Monteroni sn</div><div class="">73100 Lecce IT</div><div class=""><a href="http://www.cmcc.it" class="">http://www.cmcc.it</a></div><div class=""><br class=""></div><div class="">mobile: (+39) 327 5630841</div><div class="">email: <a href="mailto:mauro.tridici@cmcc.it" class="">mauro.tridici@cmcc.it</a></div></span></span>
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