Return-Path: X-Original-To: apmail-ambari-user-archive@www.apache.org Delivered-To: apmail-ambari-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id D004810528 for ; Fri, 21 Mar 2014 18:06:39 +0000 (UTC) Received: (qmail 38276 invoked by uid 500); 21 Mar 2014 18:06:39 -0000 Delivered-To: apmail-ambari-user-archive@ambari.apache.org Received: (qmail 38187 invoked by uid 500); 21 Mar 2014 18:06:38 -0000 Mailing-List: contact user-help@ambari.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@ambari.apache.org Delivered-To: mailing list user@ambari.apache.org Received: (qmail 38172 invoked by uid 99); 21 Mar 2014 18:06:37 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 21 Mar 2014 18:06:37 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of smohanty@hortonworks.com designates 209.85.213.44 as permitted sender) Received: from [209.85.213.44] (HELO mail-yh0-f44.google.com) (209.85.213.44) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 21 Mar 2014 18:06:33 +0000 Received: by mail-yh0-f44.google.com with SMTP id f10so2736354yha.17 for ; Fri, 21 Mar 2014 11:06:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=td0fn6fHxDWYNq0gtII57JAKO7sMBz5lHfGfFvh83Fs=; b=Czl0cH7Ictsgq7MeY+QAF7Qtb9ev18vuH1jjWDdCGfXdrvHJ2jDve9oNH8LlE8Bu2H rKmM+dLx2PAiO/4ToAPZkPZUKoTS6ZcUMho0QpkWZrLVg54ZXyomKIi9wYiNMA/5f7Xr 5KcXBre9gp3kB68dnN07dv2mPgAbfEvlK1Ii/spzQgrC3kj+Dz53vI9/eT4UaltH6Det HfCiwnVY6CooBFeRf1HDA95I8ByZWoMXaqJnmewGT0pzAT6Ne1jpztQR7mFAb4GTTgqU pcRHi22+bDJguUmx0RAVOutby3aotpRRN5hw2WKth6Ki4TMKwJS0zubvKCVaTifOs/f6 MBPw== X-Gm-Message-State: ALoCoQl9Dtk8niumNV0lAXO9MpMDKxU8EfNNxxGzAI9zk5C3ppGgjV4ai6q4uFXUC89K7hwzf07tWYvHI0ZG82pUHID1uCjOqpO660XBzA04icU+x1Y/za0= MIME-Version: 1.0 X-Received: by 10.236.175.161 with SMTP id z21mr28982392yhl.80.1395425172516; Fri, 21 Mar 2014 11:06:12 -0700 (PDT) Received: by 10.170.173.23 with HTTP; Fri, 21 Mar 2014 11:06:12 -0700 (PDT) In-Reply-To: References: Date: Fri, 21 Mar 2014 11:06:12 -0700 Message-ID: Subject: Re: Host re-installation From: Sumit Mohanty To: "user@ambari.apache.org" Content-Type: multipart/alternative; boundary=20cf303f672eb8072704f521bd89 X-Virus-Checked: Checked by ClamAV on apache.org --20cf303f672eb8072704f521bd89 Content-Type: text/plain; charset=US-ASCII Oh! so I assume, after OS re-install, you installed/started the agent manually. What components are on this host? On Fri, Mar 21, 2014 at 10:59 AM, Anoop Rajendra wrote: > 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 > 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 < > anoop.rajendra@gmail.com> > > 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 > >> 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 > >> > > >> > 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. > -- 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. --20cf303f672eb8072704f521bd89 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Oh! so I assume, after OS re-install, you installed/starte= d the agent manually.

What components are on this host?<= /div>


On= Fri, Mar 21, 2014 at 10:59 AM, Anoop Rajendra <anoop.rajendra@gmai= l.com> wrote:
Actually, I solved the problem without delet= ing the host.

I stopped the service, and restarted it, and apparently that was
enough to get the components installed =A0on the newly reinstalled host.
-a

On Fri, Mar 21, 2014 at 10:52 AM, Sumit Mohanty
<smohanty@hortonworks.com> 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 ta= ken out, Ambari
> still thinks that the components are deployed on the host. It is react= ing 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 "Ho= st" UI page
> - it will give me a good idea of the current state.
>
>
> On Fri, Mar 21, 2014 at 10:47 AM, Anoop Rajendra <anoop.rajendra@gmail.com>
> wrote:
>>
>> Does this mean that I have to re-associate the services to the hos= t?
>>
>> -a
>>
>> On Fri, Mar 21, 2014 at 10:39 AM, Sumit Mohanty
>> <smohanty@hortonwor= ks.com> 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 "hos= ts" and add the host back.
>> > "Add Host" will install agent and install component= s based on what you
>> > choose.
>> >
>> >
>> >
>> > On Fri, Mar 21, 2014 at 10:32 AM, Anoop Rajendra
>> > <anoop.rajendr= a@gmail.com>
>> > wrote:
>> >>
>> >> Hi,
>> >>
>> >> I had to take down a host from a running cluster for main= tenance. Once
>> >> I re-installed the OS on it. I'd like to bring it bac= k to the same
>> >> state as the host was before reinstallation.
>> >>
>> >> I can't seem to find hooks in Ambari to bring the hos= t 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 individua= l or entity
>> > to
>> > which it is addressed and may contain information that is con= fidential,
>> > privileged and exempt from disclosure under applicable law. I= f the
>> > reader of
>> > this message is not the intended recipient, you are hereby no= tified that
>> > any
>> > printing, copying, dissemination, distribution, disclosure or= forwarding
>> > of
>> > this communication is strictly prohibited. If you have receiv= ed 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 enti= ty to
> which it is addressed and may contain information that is confidential= ,
> privileged and exempt from disclosure under applicable law. If the rea= der of
> this message is not the intended recipient, you are hereby notified th= at any
> printing, copying, dissemination, distribution, disclosure or forwardi= ng of
> this communication is strictly prohibited. If you have received this > communication in error, please contact the sender immediately and dele= te 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 a= nd 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, dis= semination, distribution, disclosure or forwarding of this communication is= strictly prohibited. If you have received this communication in error, ple= ase contact the sender immediately and delete it from your system. Thank Yo= u. --20cf303f672eb8072704f521bd89--