<div dir="ltr"><div><div><div><div>Hi guys!<br><br></div>Is it a bug? I started local postgres as  <span style="color:rgb(0,0,255)">backend_hostname0 = '172.17.0.2'</span><br></div>And it is visitable:<br><span style="color:rgb(0,0,255)"># psql -h 172.17.0.2 -p 5432 -U checker template1<br>Password for user checker:<br>psql (13.10)<br>Type "help" for help.<br><br>template1=> \q</span><br><br></div>Although pgpool is listening on 9999:<br><span style="color:rgb(0,0,255)"># ss -tlnp<br>State        Recv-Q       Send-Q             Local Address:Port             Peer Address:Port       Process<br>LISTEN       0            244                      <a href="http://0.0.0.0:5432">0.0.0.0:5432</a>                  0.0.0.0:*           users:(("postgres",pid=8680,fd=6))<br>LISTEN       0            64                     <a href="http://127.0.0.1:9898">127.0.0.1:9898</a>                  0.0.0.0:*           users:(("pgpool",pid=8780,fd=11),("pgpool",pid=8773,fd=11),("pgpool",pid=8720,fd=11))<br>LISTEN       0            64                       <a href="http://0.0.0.0:9999">0.0.0.0:9999</a>                  0.0.0.0:*           users:(("pgpool",pid=8780,fd=5),("pgpool",pid=8773,fd=5),("pgpool",pid=8754,fd=5),("pgpool",pid=8753,fd=5),("pgpool",pid=8752,fd=5),("pgpool",pid=8751,fd=5),("pgpool",pid=8750,fd=5),("pgpool",pid=8749,fd=5),("pgpool",pid=8748,fd=5),("pgpool",pid=8747,fd=5),("pgpool",pid=8746,fd=5),("pgpool",pid=8745,fd=5),("pgpool",pid=8744,fd=5),("pgpool",pid=8742,fd=5),("pgpool",pid=8741,fd=5),("pgpool",pid=8740,fd=5),("pgpool",pid=8739,fd=5),("pgpool",pid=8738,fd=5),("pgpool",pid=8737,fd=5),("pgpool",pid=8736,fd=5),("pgpool",pid=8735,fd=5),("pgpool",pid=8734,fd=5),("pgpool",pid=8733,fd=5),("pgpool",pid=8732,fd=5),("pgpool",pid=8731,fd=5),("pgpool",pid=8730,fd=5),("pgpool",pid=8729,fd=5),("pgpool",pid=8728,fd=5),("pgpool",pid=8727,fd=5),("pgpool",pid=8726,fd=5),("pgpool",pid=8724,fd=5),("pgpool",pid=8723,fd=5),("pgpool",pid=8720,fd=5))<br>LISTEN       0            128                      <a href="http://0.0.0.0:22">0.0.0.0:22</a>                    0.0.0.0:*           users:(("sshd",pid=1395,fd=3))<br>LISTEN       0            244                         [::]:5432                     [::]:*           users:(("postgres",pid=8680,fd=7))<br>LISTEN       0            64                         [::1]:9898                     [::]:*           users:(("pgpool",pid=8780,fd=10),("pgpool",pid=8773,fd=10),("pgpool",pid=8720,fd=10))<br>LISTEN       0            64                          [::]:9999                     [::]:*           users:(("pgpool",pid=8780,fd=6),("pgpool",pid=8773,fd=6),("pgpool",pid=8754,fd=6),("pgpool",pid=8753,fd=6),("pgpool",pid=8752,fd=6),("pgpool",pid=8751,fd=6),("pgpool",pid=8750,fd=6),("pgpool",pid=8749,fd=6),("pgpool",pid=8748,fd=6),("pgpool",pid=8747,fd=6),("pgpool",pid=8746,fd=6),("pgpool",pid=8745,fd=6),("pgpool",pid=8744,fd=6),("pgpool",pid=8742,fd=6),("pgpool",pid=8741,fd=6),("pgpool",pid=8740,fd=6),("pgpool",pid=8739,fd=6),("pgpool",pid=8738,fd=6),("pgpool",pid=8737,fd=6),("pgpool",pid=8736,fd=6),("pgpool",pid=8735,fd=6),("pgpool",pid=8734,fd=6),("pgpool",pid=8733,fd=6),("pgpool",pid=8732,fd=6),("pgpool",pid=8731,fd=6),("pgpool",pid=8730,fd=6),("pgpool",pid=8729,fd=6),("pgpool",pid=8728,fd=6),("pgpool",pid=8727,fd=6),("pgpool",pid=8726,fd=6),("pgpool",pid=8724,fd=6),("pgpool",pid=8723,fd=6),("pgpool",pid=8720,fd=6))<br>LISTEN       0            128                         [::]:22                       [::]:*           users:(("sshd",pid=1395,fd=4))<br></span><br></div>It is not visitable:<br><span style="color:rgb(0,0,255)"># psql -h 127.0.0.1 -p 9999 -U checker template1<br>psql: error: server closed the connection unexpectedly<br>        This probably means the server terminated abnormally<br>        before or while processing the request.</span><div><div><div>Checking out the log, any pgpool subprocess is killed by segment fault.<br></div><div>And I run it again using debug mode, the same thing happens.<br></div><div>Attached is the pgpool log. Thanks in advance.<br></div></div></div></div>