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If I were to disable the health check "health_check_period=0", how does pgpool determine that a backend is down?</div>
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<font face="Arial, serif"><font color="#000000"><b><font color="#000000"><font size="2" style="font-size:10pt">Jon Schewe</font></font></b></font></font></p>
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<font face="Arial, serif"><font color="#000000"><font size="2" style="font-size:9pt">Principal Software Systems Technologist</font></font></font></p>
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</b></font></font></font><font color="#000000"><font size="2" style="font-size:9pt">C: +1 612.263.2718<br>
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<font face="Arial, serif"><font color="#000000"><font size="2" style="font-size:9pt">O: +1 952.545.5720</font></font></font></p>
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<font face="Arial, serif"><font color="#0563c1"><font size="2"><u>jon.schewe@raytheon.com</u></font></font></font></p>
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<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font size="2" style="font-size:9pt">Raytheon Intelligence & Space</font></font></font></font></p>
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<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font size="2" style="font-size:9pt">5775 Wayzata Blvd. Suite 630</font></font></font></font></p>
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<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font size="2" style="font-size:9pt">St. Louis Park, MN 55416</font></font></font></font>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> pgpool-general <pgpool-general-bounces@pgpool.net> on behalf of Jon SCHEWE <jon.schewe@raytheon.com><br>
<b>Sent:</b> Tuesday, September 27, 2022 12:10<br>
<b>To:</b> Tatsuo Ishii <ishii@sraoss.co.jp><br>
<b>Cc:</b> pgpool-general@pgpool.net <pgpool-general@pgpool.net><br>
<b>Subject:</b> [External] [pgpool-general: 8427] Re: pgpool failing over on bad queries</font>
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Sorry, I missed that question.</div>
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I have changed the health check user to not require SSL in pg_hba.conf and still see the SSL error.</div>
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This is my pg_hba.conf:</div>
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host replication all 192.1.213.41/32 password
<div>host db_check db_check 192.1.213.41/32 password</div>
<div>hostssl all all 192.1.213.41/32 password</div>
<div>host replication all 192.1.213.42/32 password</div>
<div>host db_check db_check 192.1.213.42/32 password</div>
<div>hostssl all all 192.1.213.42/32 password</div>
<div>host replication all 192.1.213.43/32 password</div>
<div>host db_check db_check 192.1.213.43/32 password</div>
<div>hostssl all all 192.1.213.43/32 password</div>
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This is what I see from pgpool with these settings:</div>
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2022-09-27 12:51:04.962: health_check1 pid 1300221: LOG: pool_ssl: "SSL_read": "no SSL error reported"
<div>2022-09-27 12:51:04.962: health_check1 pid 1300221: LOG: received degenerate backend request for node_id: 1 from pid [1300221]</div>
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<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font color="#000000"><b><font color="#000000"><font size="2" style="font-size:10pt">Jon Schewe</font></font></b></font></font></p>
<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font color="#000000"><font size="2" style="font-size:9pt">Principal Software Systems Technologist</font></font></font></p>
<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font color="#000000"><font color="#c00000"><font size="2" style="font-size:9pt"><b><br>
</b></font></font></font><font color="#000000"><font size="2" style="font-size:9pt">C: +1 612.263.2718<br>
</font></font></font></p>
<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font color="#000000"><font size="2" style="font-size:9pt">O: +1 952.545.5720</font></font></font></p>
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<font face="Arial, serif"><font color="#0563c1"><font size="2"><u>jon.schewe@raytheon.com</u></font></font></font></p>
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<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font color="#c00000"><font size="2" style="font-size:9pt"><span lang="fr-BE"><b><br>
</b></span></font></font></font><font color="#000000"><font color="#ce1126"><font size="2" style="font-size:10pt"><span lang="fr-BE"><b>Raytheon BBN</b></span></font></font></font></font></font></p>
<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font size="2" style="font-size:9pt">Raytheon Intelligence & Space</font></font></font></font></p>
<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font size="2" style="font-size:9pt">5775 Wayzata Blvd. Suite 630</font></font></font></font></p>
<p style="margin-top:0px; margin-bottom:0px; margin-bottom:0in; line-height:110%">
<font face="Arial, serif"><font size="3" style="font-size:12pt"><font color="#000000"><font size="2" style="font-size:9pt">St. Louis Park, MN 55416</font></font></font></font>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Tatsuo Ishii <ishii@sraoss.co.jp><br>
<b>Sent:</b> Monday, September 26, 2022 17:04<br>
<b>To:</b> Jon SCHEWE <jon.schewe@raytheon.com><br>
<b>Cc:</b> pgpool-general@pgpool.net <pgpool-general@pgpool.net><br>
<b>Subject:</b> [External] Re: [pgpool-general: 8401] Re: pgpool failing over on bad queries</font>
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<div class="x_PlainText">> Any updates on this? I have turned of SSL for replication, but I'm still getting errors on the health check. It's happening at least once a week right now.<br>
> <br>
> <br>
> Jon Schewe<br>
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I was waiting for your answer to my question.<br>
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> Have you checked PostgreSQL log so that the health check process does not request SSL connection?<br>
> You can check it by enabling log_connections in postgresql.conf.<br>
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Best reagards,<br>
--<br>
Tatsuo Ishii<br>
SRA OSS LLC<br>
English: <a href="http://www.sraoss.co.jp/index_en/">http://www.sraoss.co.jp/index_en/</a><br>
Japanese:http://www.sraoss.co.jp<br>
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