Actually, I solved the problem without deleting the host. I stopped the service, and restarted it, and apparently that was enough to get the components installed on the newly reinstalled host.
-a On Fri, Mar 21, 2014 at 10:52 AM, Sumit Mohanty <[email protected]> wrote: > When you do add host, you can install components on the host. > > Assuming you did not do a "Delete Host" when the host was taken out, Ambari > still thinks that the components are deployed on the host. It is reacting to > the fact that there is no agent heartbeat and thus has marked those > components to be in Unknown state. > > What were deployed on the host before? Can you also share the "Host" UI page > - it will give me a good idea of the current state. > > > On Fri, Mar 21, 2014 at 10:47 AM, Anoop Rajendra <[email protected]> > wrote: >> >> Does this mean that I have to re-associate the services to the host? >> >> -a >> >> On Fri, Mar 21, 2014 at 10:39 AM, Sumit Mohanty >> <[email protected]> wrote: >> > You can use Ambari support for add/remove host. >> > >> > For example, if you have not removed (using Ambari) the host already you >> > can >> > do so now in the "host" page through Delete Host. >> > >> > After that you can do a "Add Host" on the "hosts" and add the host back. >> > "Add Host" will install agent and install components based on what you >> > choose. >> > >> > >> > >> > On Fri, Mar 21, 2014 at 10:32 AM, Anoop Rajendra >> > <[email protected]> >> > wrote: >> >> >> >> Hi, >> >> >> >> I had to take down a host from a running cluster for maintenance. Once >> >> I re-installed the OS on it. I'd like to bring it back to the same >> >> state as the host was before reinstallation. >> >> >> >> I can't seem to find hooks in Ambari to bring the host back into the >> >> HDP cluster. How do I do this? >> >> >> >> I'm using Ambari 1.4.4.32 and HDP 2.0.6.1 >> >> >> >> -a >> > >> > >> > >> > CONFIDENTIALITY NOTICE >> > NOTICE: This message is intended for the use of the individual or entity >> > to >> > which it is addressed and may contain information that is confidential, >> > privileged and exempt from disclosure under applicable law. If the >> > reader of >> > this message is not the intended recipient, you are hereby notified that >> > any >> > printing, copying, dissemination, distribution, disclosure or forwarding >> > of >> > this communication is strictly prohibited. If you have received this >> > communication in error, please contact the sender immediately and delete >> > it >> > from your system. Thank You. > > > > CONFIDENTIALITY NOTICE > NOTICE: This message is intended for the use of the individual or entity to > which it is addressed and may contain information that is confidential, > privileged and exempt from disclosure under applicable law. If the reader of > this message is not the intended recipient, you are hereby notified that any > printing, copying, dissemination, distribution, disclosure or forwarding of > this communication is strictly prohibited. If you have received this > communication in error, please contact the sender immediately and delete it > from your system. Thank You.
