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From: Andy Fan <zhihuifan1213@163.com>
To: Alexander Korotkov <aekorotkov@gmail.com>
Cc: Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Cc: Kartyshov Ivan <i.kartyshov@postgrespro.ru>
Cc: Euler Taveira <euler@eulerto.com>
Cc: Thomas Munro <thomas.munro@gmail.com>
Cc: Peter Eisentraut <peter@eisentraut.org>
Cc: Amit Kapila <amit.kapila16@gmail.com>
Cc: Dilip Kumar <dilipbalaut@gmail.com>
Cc: Peter Smith <smithpb2250@gmail.com>
Cc: pgsql-hackers@lists.postgresql.org
Subject: Re: [HACKERS] make async slave to wait for lsn to be replayed
Date: Tue, 02 Apr 2024 11:25:57 +0800
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Alexander Korotkov <aekorotkov@gmail.com> writes:

Hello,

>  
>  Did you forget to attach the new patch?
>
> Yes, here it is. 
>
> ------
> Regards,
> Alexander Korotkov 
>
> [4. text/x-diff; v17-0001-Implement-pg_wal_replay_wait-stored-procedure.patch]...

+        </indexterm>
+        <function>pg_wal_replay_wait</function> (
+          <parameter>target_lsn</parameter> <type>pg_lsn</type>,
+          <parameter>timeout</parameter> <type>bigint</type> <literal>DEFAULT</literal> <literal>0</literal>)
+        <returnvalue>void</returnvalue>
+       </para>

Should we return the millseconds of waiting time?  I think this
information may be useful for customer if they want to know how long
time it waits for for minitor purpose. 

-- 
Best Regards
Andy Fan






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