Re: [GENERAL] Postgres logs showing error after replication - Mailing list pgsql-general

From Vijay Chaudhery
Subject Re: [GENERAL] Postgres logs showing error after replication
Date
Msg-id SG2PR0401MB21753639B8BF8D6052415A4C83970@SG2PR0401MB2175.apcprd04.prod.outlook.com
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In response to Re: [GENERAL] Postgres logs showing error after replication  (Tatsuo Ishii <ishii@sraoss.co.jp>)
Responses Re: [GENERAL] Postgres logs showing error after replication  (Tatsuo Ishii <ishii@sraoss.co.jp>)
List pgsql-general
Ok thank you,

I have promoted slave server as master in postgres streaming replication , howerver application is working fine after
promotion, but getting some error messages in the postgres log (slave which promoted to master)  

what does it mean?

<tag>
>ERROR: could not obtain lock on row in relation "main_instance"
< 2017-09-05 13:08:45.434 UTC >STATEMENT: SELECT "main_instance"."id", "main_instance"."uuid",
"main_instance"."hostname","main_instance"."created", "main_instance"."modified", "main_instance"."version",
"main_instance"."capacity"FROM "main_instance" LIMIT 1 FOR UPDATE NOWAIT 

</tag>

-----Original Message-----
From: Tatsuo Ishii [mailto:ishii@sraoss.co.jp]
Sent: 06 September 2017 10:02 AM
To: Vijay Chaudhery <vijay_c@hcl.com>
Cc: pgsql-general@postgresql.org
Subject: Re: [GENERAL] Postgres logs showing error after replication

> I am not sure if the sending email is the right way to get the forum help. Could you please let me know how to open
forumquery to ask postgres questions. 

Sending email to this mailing list regarding your questions is the perfect way to get help.

Other than this, there's an IRC channel for PostgreSQL.
https://www.postgresql.org/community/irc/

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp


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