in hot standby database execute select * from pg_class indicate error

Lists: pgsql-bugs
From: leo xu <leoxu8703(at)gmail(dot)com>
To: pgsql-bugs(at)postgresql(dot)org
Subject: in hot standby database execute select * from pg_class indicate error
Date: 2012-05-10 05:41:53
Message-ID: 1336628513527-5699182.post@n5.nabble.com
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Lists: pgsql-bugs

hello:
i execute any operation in hot standby database,it indicates that index
pg_class_relname_nsp_index contains unexpected zero page at block 0,please
reindex it.but hot standby server ,it only allow read,not write,
i connect to primary server,i can execute any operation.
standby connects to primary using streaming replication,it has
synchronous.
my database server is:9.1.2
machine is :linux 5.4 64bit.
i know that i can recreate standby database,it can work.
is there others ways!
thanks!

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From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: leo xu <leoxu8703(at)gmail(dot)com>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: in hot standby database execute select * from pg_class indicate error
Date: 2012-05-10 15:25:52
Message-ID: CA+U5nMKkY3vs9==Ld_P_vhsYG3AD=XBxwTacMYC1N1V_HUob5g@mail.gmail.com
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On 10 May 2012 06:41, leo xu <leoxu8703(at)gmail(dot)com> wrote:
> hello:
>   i execute any operation in hot standby database,it indicates that index
> pg_class_relname_nsp_index contains unexpected zero page at block 0,please
> reindex it.but hot standby server ,it only allow read,not write,
>  i connect to primary server,i can execute any operation.
>  standby connects to primary using streaming replication,it has
> synchronous.
>  my database server is:9.1.2
>  machine is :linux 5.4 64bit.
> i know that i can recreate standby database,it can work.
> is there  others ways!

Run REINDEX on the primary server.

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 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services