| From: | Andy Fan <zhihuifan1213(at)163(dot)com> |
|---|---|
| To: | Alexander Korotkov <aekorotkov(at)gmail(dot)com> |
| Cc: | Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, Kartyshov Ivan <i(dot)kartyshov(at)postgrespro(dot)ru>, Euler Taveira <euler(at)eulerto(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Peter Eisentraut <peter(at)eisentraut(dot)org>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: [HACKERS] make async slave to wait for lsn to be replayed |
| Date: | 2024-04-02 03:25:57 |
| Message-ID: | 87le5wa1dw.fsf@163.com |
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| Lists: | pgsql-hackers |
Alexander Korotkov <aekorotkov(at)gmail(dot)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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