[Bucardo-general] Increasingly delayed target update

Enrique eps.lab at protonmail.com
Fri Jan 18 13:22:46 UTC 2019

Hi again list.

I dropped all DBs and started all over.
The issue is no longer reproducing, I'll assume it was my mistake and report
should I experience such issues again.

Cheers and happy weekend!


‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Tuesday, January 15, 2019 4:58 PM, Enrique <eps.lab at protonmail.com> wrote:

> Hello, list.
> I'm beginning to use Bucardo and I made a quick and dirty test:
> -   Databases test1 (locaslhost) and test2 (different host) created with pgbench.
> -   Sync "sync01" Relgroup "alpha"  DB group "sync01" test1:source test2:target
> -   pgbench -c 5 -j 5 -t $VERYVERYLARGENUMBER test1
>     I noticed a very fast update rate in test2, but then the more tests I ran, the
>     slower it was to show updates in test2 (most time spent 'counting all deltas').
>     I recorded the "time to run" from bucardo status sync01 each 10 seconds, and
>     here is a graph of what I obtained:
>     https://ibin.co/4TbrRIoOszRf.png
>     That's for the first hour or so, then it kept climbing until there was no space
>     left on the drive.
>     I have these questions:
> -   Is there anything I should specifically take into account beforehand so a kind
>     of purge is done? 'bucardo purge all' used to return 0 rows deleted. The count
>     in the delta tables was very large, as expected.
> -   How can I prevent the delta tables to grow indefinitely?
> -   Is there anything I'm missing completely? :D
> -   I didn't find much updated information in the website docs. How can I help?
>     Thank you so much beforehand :)
>     Best regards.
>     Enrique
> Bucardo-general mailing list
> Bucardo-general at bucardo.org
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