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boundary="_008_DU2PR04MB8631002517CF55E7E48B6FB1E3A6ADU2PR04MB8631eurp_"; type="multipart/alternative" MIME-Version: 1.0 X-OriginatorOrg: axa.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DU2PR04MB8631.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: e7b2cbcc-36b3-4811-3db3-08de3302b924 X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Dec 2025 06:59:52.1678 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 396b38cc-aa65-492b-bb0e-3d94ed25a97b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: qxiaNgePeE3LrSkYttlkzXWwDkK5iYuTgYfGjHLexfjQ40hLIudJ33mY0t6KgtYlXaBEneCu94RxyRlYxyxzIw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: GVXPR04MB9830 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 malwarescore=0 adultscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512040055 X-Proofpoint-ORIG-GUID: MRawkaKq2eyhnlHvFuB7auSPWoJPeAB2 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjA0MDA1NCBTYWx0ZWRfXwmd1dAlZELTz yAsBlndxv3nEfVUkLJsDMFA+U0Le96sqB2XURon9ZLEbIfVwsPxvLI2642Yc+klBF8qzsRiIrZC 4lCD4ldVYlqXjCkr8+a9O7Kh/px0tJW5ZtXYm22zxzmilzZ7FZgFRj8eP/ECA1wx4Q+YKlIskIR JpnF6mYNt161R0c3fVomGk7YQmQcDzKFjo1fXVwhYx0he4qHdY2T+FA/QTnhmjuU6OfvcC6w0ag DYWkfqEhKnlpxKj5dFmsMTO9Bq/iSh6bzDFkCZn0J8HaQJ5az9Hlx2S2GPClRgyLJxs5XV4Svkm v4vrZJiPiYiXINOP1AF/OChvcWm1LJgI1kDxpcUSbJOoFsuRm4P35EHNrOW0jiQUXRYZxm85Y5R IpqDXV7PZ8LWu8y+I7eZox3K+JB9vQ== X-Authority-Analysis: v=2.4 cv=PLsCOPqC c=1 sm=1 tr=0 ts=6931316e cx=c_pps a=Ur/iAArgom5tsqusD3rEyQ==:117 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=xqWC_Br6kY4A:10 a=wP3pNCr1ah4A:10 a=t8tJ8vP2iM8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=MBEStX6XAAAA:8 a=PS_2eQIoAAAA:8 a=3j4BkbkPAAAA:8 a=JqEG_dyiAAAA:8 a=T97JPWIHAAAA:8 a=BkpHzsgbAAAA:8 a=XzpG8lhjqF1brJoLZEgA:9 a=lqcHg5cX4UMA:10 a=wPNLvfGTeEIA:10 a=s5zKW874KtQA:10 a=yMhMjlubAAAA:8 a=SSmOFEACAAAA:8 a=vQw5mofqhW_Xsu1rZdYA:9 a=SFOeXh7e-nIhMZ5h:21 a=gKO2Hq4RSVkA:10 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10 a=frz4AuCg-hUA:10 a=KQqxNPgzF0kA:10 a=VEiTNn8F7TgA:10 a=HXjIzolwW10A:10 a=T6a71-JsGAwA:10 a=PU6O2v1YO7ydR2M5Xty6:22 a=isFtapg70lPq0RtyWImY:22 a=0sYOL6PXo-pY7d44FPgk:22 X-Proofpoint-GUID: MRawkaKq2eyhnlHvFuB7auSPWoJPeAB2 X-Proofpoint-Virus-Version: X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 clxscore=1011 adultscore=0 phishscore=0 spamscore=0 priorityscore=1501 bulkscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=-50 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512040054 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --_008_DU2PR04MB8631002517CF55E7E48B6FB1E3A6ADU2PR04MB8631eurp_ Content-Type: multipart/alternative; boundary="_000_DU2PR04MB8631002517CF55E7E48B6FB1E3A6ADU2PR04MB8631eurp_" --_000_DU2PR04MB8631002517CF55E7E48B6FB1E3A6ADU2PR04MB8631eurp_ Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" Hi All, I'm fairly new to postgresql and I have a question concerning upgrading a 2= node failover physical replication cluster. I'm automating the cluster ins= tallation and maintenance by using Puppet. All runs good so far. When it comes to an upgrade scenario, let's say upgrading from rel. 16.x to= 17.x, I'm unsure if it is required to upgrade primary first and then repli= ca or if order doesn't matter. I've read different statements in some artic= les on internet about it. One said it's possible to upgrade replica first b= y using pg_upgrade or rebuilding replica from primary by pg_basebackup and = others are telling me primary first. What is the recommended/most stable path to upgrade a cluster? I would appr= eciate if you could shed some light on this? Thanks beforehand. Regards, [http://intranet/pb/site/intranet/get/documents/intraxa/PB7-Datenquelle/Res= sorts/Vorstandsvorsitzender/Grafiken-Bilder/KK/allgemein/Signatur/AXA-Logo-= E-Mail.png] Martin BUBACZ Database Administrator (Oracle) Global Intermediate Products Oracle Global Service Operations AXA Group Operations AXA Group Operations Colonia-Allee 10-20 51067 K=F6ln Germany Tel.: +49 221 148 21934 Fax: +49 221 148 44 21934 martin.bubacz@axa.com axa.de / axa.be [http://intranet/pb/site/intranet/get/documents/intraxa/PB7-Datenquelle/Res= sorts/Vorstandsvorsitzender/Grafiken-Bilder/KK/allgemein/Signatur/Facebook.= png] [http://intranet/pb/site/intranet/get= /documents/intraxa/PB7-Datenquelle/Ressorts/Vorstandsvorsitzender/Grafiken-= Bilder/KK/allgemein/Signatur/Twitter.png] [http://intranet/pb/site/intranet/get/documents/intraxa/PB7-Datenquell= e/Ressorts/Vorstandsvorsitzender/Grafiken-Bilder/KK/allgemein/Signatur/Xing= .png] [http://intranet/pb/site/intran= et/get/documents/intraxa/PB7-Datenquelle/Ressorts/Vorstandsvorsitzender/Gra= fiken-Bilder/KK/allgemein/Signatur/Instagram.png] Please consider the environment before printing this e-mail. Thank you. Scheduled Absence: 22.12.2025-11.01.2026 Internal =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D AXA Group Operations Germany GmbH Sitz der Gesellschaft: K=F6ln Handelsregister: K=F6ln HR B Nr. 22372 Gesch=E4ftsf=FChrer: Helmut Schmidt ------------------------------------------------------------------------- Der Inhalt dieser E-Mail ist vertraulich und ausschliesslich fuer den bezeichneten Adressaten oder dessen Vertreter bestimmt. Sollten Sie nicht der vorgesehene Adressat dieser E-Mail oder dessen Vertreter sein, so bitten wir Sie, sich mit dem Absender der E-Mail in Verbindung zu setzen. Beachten Sie bitte, dass jede Form der unautorisierten Nutzung, Veroeffentlichung, Vervielfaeltigung oder Weitergabe des Inhaltes dieser E-Mail nicht gestattet ist. ------------------------------------------------------------------------- This message contains confidential information and is exclusively for the person addressed or their representative. If you are not the intended recipient of this message and its contents, please notify the sender immediately. Any form of unauthorised use, publication, reproduction, copying or disclosure of the content of the e-mail is not permitted. =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --_000_DU2PR04MB8631002517CF55E7E48B6FB1E3A6ADU2PR04MB8631eurp_ Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset="iso-8859-1"

Hi All,

 

I’m fairly new to postgre= sql and I have a question concerning upgrading a 2 node failover physical r= eplication cluster. I’m automating the cluster installation and maint= enance by using Puppet. All runs good so far.

 

When it comes to an upgrade sce= nario, let’s say upgrading from rel. 16.x to 17.x, I’m unsure i= f it is required to upgrade primary first and then replica or if order does= n’t matter. I’ve read different statements in some articles on internet about it. One said it’s possible to upgrade rep= lica first by using pg_upgrade or rebuilding replica from primary by pg_bas= ebackup and others are telling me primary first.

 

What is the recommended/most st= able path to upgrade a cluster? I would appreciate if you could shed some l= ight on this? Thanks beforehand.

 

Regards,

 

 

Martin BUBACZ
Da= tabase Administrator (Oracle)

Global Intermediate Products Oracle=

Global Service Operations

AXA Group Operations

 

AXA Group Operations

Colonia-Allee 10-20

51067 K=F6ln

Germany

 

Tel.: +49 221 148 21934

Fax: +49 221 148 44 21934

martin.bubacz@axa.com

 

 

axa.de / axa.be

3D"http://intranet/pb/site/intranet/get/documents/intraxa/PB7-Datenqu= 3D"http://intranet/pb/= 3D"http://intranet/pb/site/intranet/get/documents/in= 

Please consider the environment before pri= nting this e-mail. Thank you.

 

Scheduled Abs= ence: 22.12.2025-11.01.2026

 


Internal

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AXA Group Operations Germany GmbH
Sitz der Gesellschaft: Köln
Handelsregister: Köln HR B Nr. 22372
Geschäftsführer: Helmut Schmidt
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