Hi,
Please don't try to recall messages sent on a mailing list.  That won't work
and will spam everyone.
On Tue, Feb 08, 2022 at 11:36:19AM +0000, Ram Pratap Maurya wrote:
> 
> We are using Postgres -11 version and current PG DB size is 450 GB .
> 
> Archive log enable in Database and we are running Full PG_Base backup and it
> will take 8 to 9 Hrs to complete the backup ,
> 
> Please suggest  how to reduce the full DB backup time.
That's ~16MB/s, so many times slower than a single old 7200RPM drive.  The
problem is likely not with postgres, you should get a better storage or a
better network.