Re: Problems starting slave

On 10/2/23 09:38, Douglas Reed wrote:
> Hi guys
>
> The servers are virtual running on Nutanix
>
> We are running Pg version 12 (12.10)
>
> On Linux km-data1.rs.fsbtech.com 5.4.191-1.el7.elrepo.x86_64 #1 SMP Tue
> Apr 26 12:14:16 EDT 2022 x86_64 x86_64 x86_64 GNU/Linux
>
> 48G/16 x CPU (Master and slave)
>
> Timeline
>
> System had a number of issues due to kafka and slots, would not always
> shut down correctly. Several incidents where it had to be forced.
> Found corruption on a number of indexes and tables. Decided to recover
> from a backup (barman). Due to missing wal file restored data up
> to about three hours prior to expectation but it's working.
>
> Attempts to build a slave;
>
> On the slave at first we got error messages from pg_basebackup stating
> that the target directory was not empty;
>
>     pg_basebackup: error: directory "/var/lib/pgsql/12/data" exists but is
> not empty
>
> Although the directory /var/lib/pgsql/12/data was empty (using rm -r
> ....). Finally deleted the data directory and re-created ensuring that
> perms were same. Restore started successfully and completed with error=0.
>

What was the full pg_basebackup command, including all options?

--
Born in Arizona, moved to Babylonia.