Re: waiting for client write

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On Wed, Jun 9, 2021 at 4:47 PM Ayub Khan <ayub.hp@xxxxxxxxx> wrote:
>
> attached is the screenshot of RDS performance insights for AWS and it shows high waiting client writes. The api performance is slow. I read that this might be due to IOPS on RDS. However we have 80k IOPS on this test RDS.
>

ClientWrite means Postgres is waiting on the *network* sending the
reply back to the client, it is unrelated to I/O. So either your
client isn't consuming the response fast enough, or the network
between them is too slow or shaped.

-- 
 Magnus Hagander
 Me: https://www.hagander.net/
 Work: https://www.redpill-linpro.com/





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