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<p class="MsoNormal"><span style="color:#1F497D">Can somebody help please?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><br>
Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Virendra</span><span style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Kumar, Virendra
<br>
<b>Sent:</b> Wednesday, September 05, 2018 1:14 PM<br>
<b>To:</b> 'pgpool-general@pgpool.net'<br>
<b>Subject:</b> PGPOOL Error with DEALLOCATE<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hi PGPOOL Developers,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">When we run a simple deallocate command using pgpool as loadbalancer in master-slave mode while the connection is on standby server we are getting below error. I read it somewhere that it is fixed but surprisingly this is not the case.
We are using pgpool 3.7.1:<o:p></o:p></p>
<p class="MsoNormal">--<o:p></o:p></p>
<p class="MsoNormal">ap_sit_db=# PREPARE usrrptplan (int) AS select count(*) from ap.site_exposure_p1;<o:p></o:p></p>
<p class="MsoNormal">PREPARE<o:p></o:p></p>
<p class="MsoNormal">ap_sit_db=# select * from pg_prepared_statements;<o:p></o:p></p>
<p class="MsoNormal"> name | statement | prepare_time | parameter_types | from_sql<o:p></o:p></p>
<p class="MsoNormal">------------+-----------------------------------------------------------------------+-------------------------------+-----------------+----------<o:p></o:p></p>
<p class="MsoNormal">usrrptplan | PREPARE usrrptplan (int) AS select count(*) from ap.site_exposure_p1; | 2018-09-04 12:12:28.449465-05 | {integer} | t<o:p></o:p></p>
<p class="MsoNormal">(1 row)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">ap_sit_db=#<o:p></o:p></p>
<p class="MsoNormal">ap_sit_db=# EXECUTE usrrptplan(2);<o:p></o:p></p>
<p class="MsoNormal">count<o:p></o:p></p>
<p class="MsoNormal">--------<o:p></o:p></p>
<p class="MsoNormal">171721<o:p></o:p></p>
<p class="MsoNormal">(1 row)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">ap_sit_db=# DEALLOCATE usrrptplan;<o:p></o:p></p>
<p class="MsoNormal">WARNING: packet kind of backend 1 ['E'] does not match with master/majority nodes packet kind ['C']<o:p></o:p></p>
<p class="MsoNormal">FATAL: failed to read kind from backend<o:p></o:p></p>
<p class="MsoNormal">DETAIL: kind mismatch among backends. Possible last query was: "DEALLOCATE usrrptplan;" kind details are: 0[C] 1[E: prepared statement "usrrptplan" does not ex<o:p></o:p></p>
<p class="MsoNormal">ist]<o:p></o:p></p>
<p class="MsoNormal">HINT: check data consistency among db nodes<o:p></o:p></p>
<p class="MsoNormal">server closed the connection unexpectedly<o:p></o:p></p>
<p class="MsoNormal"> This probably means the server terminated abnormally<o:p></o:p></p>
<p class="MsoNormal"> before or while processing the request.<o:p></o:p></p>
<p class="MsoNormal">The connection to the server was lost. Attempting reset: Succeeded.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal">Virendra<span style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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