| From: | KK CHN <kkchn(dot)in(at)gmail(dot)com> |
|---|---|
| To: | Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at> |
| Cc: | Ron <ronljohnsonjr(at)gmail(dot)com>, pgsql-admin(at)lists(dot)postgresql(dot)org |
| Subject: | Re: [External] Re: WAL Replication query |
| Date: | 2022-11-02 08:40:21 |
| Message-ID: | CAKgGyB9bcXLHhqP=YYPZqeWKD70AUHdQENPdpszKk0kg_QRR2g@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-admin |
>
>
> Yes, in that case you can lose committed data. The normal way to avoid
> that is to use
> synchronous replication. That is easy to set up, but has some
> implications:
>
> - it will slow down data modifications considerably
> - you should have a low network latency between the machines
> - the whole system becomes unavailable if the standby goes down, so have at
> least two synchronous standbys if you want good availability
>
>
Thanking all for the prompt replies and guidance for clarifying the doubts
and queries.
Krishane
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