What is the status of hosts, are rest of the hosts are showing in “UP” state in ACS GUI?
> On 08-Apr-2021, at 12:07 PM, Дикевич Евгений Александрович > <evgeniy.dikev...@becloud.by> wrote: > > Hello. Thx for answer. I configured compute offering with HA enabled in it > and with host tag "HA", in global setting I configured ha.tag = HA, on hosts > I placed tag HA. When I shutdown host (via IPMI) I see in XCP-NG Center than > VMs goes down, in ACS WEB UI VMs still in status running but I can't connect > them via console. VMs didn't migrate. > I have 4 hosts. > > -----Original Message----- > From: Vivek Kumar [mailto:vivek.ku...@indiqus.com.INVALID] > Sent: Wednesday, April 7, 2021 9:17 PM > To: users@cloudstack.apache.org > Subject: [!!Mass Mail]Re: Few questions about HA and IPv6 > > Hello, > > So in case of XenServer or XCP-NG, When we configure HA on XenServer pool, > it’s not only migrate VMs when hosts goes offline but it’s also nominate a > new master in pool whenever your master server goes down. So cloudStack > connect to the pool master, So You should enable HA on XenServer pool so that > if your host goes down, it will nominate the master again. > > For VM HA, you should configure compute offering with HA enabled in it, So > whenever your VM or host goes down, CloudStack keep on checking the status of > VM and it will trigger HA on failed host and will restart VM on another > available host. > > Regards > Vivek Kumar > Manager - Cloud & DevOps > > > >> On 07-Apr-2021, at 6:42 PM, Дикевич Евгений Александрович >> <evgeniy.dikev...@becloud.by> wrote: >> >> Thx Wido for explaining about IPv6. Now MB someone can help me with HA in >> XCP-NG + ACS? >> >> -----Original Message----- >> From: Wido den Hollander [mailto:w...@widodh.nl] >> Sent: Tuesday, April 6, 2021 1:09 PM >> To: users@cloudstack.apache.org; Дикевич Евгений Александрович >> <evgeniy.dikev...@becloud.by> >> Subject: Re: Few questions about HA and IPv6 >> >> >> >> On 05/04/2021 16:27, Дикевич Евгений Александрович wrote: >>> Hi all! >>> I am testing ACS 4.14 with XCP-NG hypervisor in my test environment and I >>> have few questions. >>> I have ACS 4.14 with XCP-NG 7.6 with presetup ISCSi storage. 1st question >>> is how to configure VM HA? I created Service Offering with "HA offer" and >>> enabled HA on pool but when I create VM I see in VM properties in Start >>> options "Do not restart" (HA restart priority: Do not restart). I can >>> change it but when I reboot/stop VM it reverts back to "Do not restart". I >>> tried to configure ha.tag but it didn't help me. Mb I should smth to do >>> else? >>> 2nd question is how to configure IPv6 on VM? I tried to create shared >>> network with both IPv4 and IPv6. After I created VM I saw only IPv4 >>> address and I couldn't get IPv6 via DHCP. Same question - Mb I >>> should smth to do else?) >> >> IPv6 does not work with DHCPv6. >> >> You need to make sure that the Router(s) in the network are sending >> out >> IPv6 Router Advertisements. This will make the VMs configure their NIC using >> SLAAC. Make sure they use the MAC address. (EUI-64). >> >> Now CloudStack only needs to know the IPv6 subnet (/64) for the shared >> network and then it should just work. >> >> Wido >> >>> >>> Внимание! >>> Это электронное письмо и все прикрепленные к нему файлы являются >>> конфиденциальными и предназначены исключительно для использования лицом >>> (лицами), которому (которым) оно предназначено. Если Вы не являетесь лицом >>> (лицами), которому (которым) предназначено это письмо, не копируйте и не >>> разглашайте его содержимое и удалите это сообщение и все вложения из Вашей >>> почтовой системы. Любое несанкционированное использование, распространение, >>> раскрытие, печать или копирование этого электронного письма и прикрепленных >>> к нему файлов, кроме как лицом (лицами) которому (которым) они >>> предназначены, является незаконным и запрещено. Принимая во внимание, что >>> передача данных посредством Интернет не является безопасной, мы не несем >>> никакой ответственности за любой потенциальный ущерб, причиненный в >>> результате ошибок при передаче данных или этим сообщением и прикрепленными >>> к нему файлами. >>> >>> Attention! >>> This email and all attachments to it are confidential and are intended >>> solely for use by the person (or persons) referred to (mentioned) as the >>> intended recipient (recipients). If you are not the intended recipient of >>> this email, do not copy or disclose its contents and delete the message and >>> any attachments to it from your e-mail system. Any unauthorized use, >>> dissemination, disclosure, printing or copying of this e-mail and files >>> attached to it, except by the intended recipient, is illegal and is >>> prohibited. Taking into account that data transmission via Internet is not >>> secure, we assume no responsibility for any potential damage caused by data >>> transmission errors or this message and the files attached to it. >>> >
