<div dir="ltr">Hi Tatsuo, <div>as you said i have tested with synchronous_commit = remote_apply and also with 2 node & 3 node cluster also, but still i see the same kind error</div><div><br></div><div>Error in Virtual User 1: Error: Connection to database failed<br>connection to server at "10.35.8.34", port 9999 failed: ERROR: unable to read message kind<br>DETAIL: kind does not match between main(53) slot[2] (45)</div><div><br></div><div>What could be the problem here? </div><div><br></div><div>Regards</div><div>Mukesh Tanuku</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Wed, Dec 25, 2024 at 11:11 AM Mukesh Tanuku <<a href="mailto:mukesh.postgres@gmail.com">mukesh.postgres@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><h1 style="font-size:1.4em;margin-top:0em;margin-bottom:0em;color:rgb(236,88,0);font-family:verdana,sans-serif"><a name="m_-6094480392427973633_RELEASE-4-5-2" style="color:rgb(0,0,0)">pgpool - II 4.5.2</a></h1></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Dec 25, 2024 at 9:50 AM Tatsuo Ishii <<a href="mailto:ishii@postgresql.org" target="_blank">ishii@postgresql.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">> I revalidated everything and now the connection is established successfully<br>
> to the DB via pgpool, but falling with the actual error. I have tried<br>
> using remote_apply, still seeing the same error.<br>
> <br>
> Error in Virtual User 1: Error: Connection to database failed<br>
> connection to server at "10.35.8.30", port 9999 failed: ERROR: unable to<br>
> read message kind<br>
> DETAIL: kind does not match between main(53) slot[1] (45)<br>
> <br>
> here are my parameters<br>
> <br>
> <br>
> *pgpool.conf*<br>
> listen_addresses = '*'<br>
> port = 9999<br>
> pcp_listen_addresses = '*'<br>
> backend_hostname0 = '10.35.8.30'<br>
> backend_port0 = 5432<br>
> backend_weight0 = 1<br>
> backend_hostname1 = '10.35.8.31'<br>
> backend_port1 = 5432<br>
> backend_weight1 = 1<br>
> load_balance_mode = 'on'<br>
> master_slave_mode = 'on'<br>
> master_slave_sub_mode = 'stream'<br>
<br>
What version of pgpool are you using?<br>
<br>
> master_slave_mode = 'on'<br>
> master_slave_sub_mode = 'stream'<br>
<br>
These parameters are no longer valid in the supported versions of<br>
pgpool.<br>
<br>
Best reagards,<br>
--<br>
Tatsuo Ishii<br>
SRA OSS K.K.<br>
English: <a href="http://www.sraoss.co.jp/index_en/" rel="noreferrer" target="_blank">http://www.sraoss.co.jp/index_en/</a><br>
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</blockquote></div>
</blockquote></div>