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multiple process of PostgreSQL running on the same port and same directory 3+ messages / 2 participants [nested] [flat]
* multiple process of PostgreSQL running on the same port and same directory @ 2015-07-28 06:23 wenhang.pan <wenhang.pan@qunar.com> 0 siblings, 0 replies; 3+ messages in thread From: wenhang.pan @ 2015-07-28 06:23 UTC (permalink / raw) To: pgsql-admin This is the processes I catched: postgres 5260 0.0 0.0 1224332 37232 ? S Jul13 0:13 \ /opt/pg94/bin/postgres -D /export/pg940_data postgres 31193 0.0 0.0 1224332 976 ? Ss 00:20 0:00 \ /opt/pg94/bin/postgres -D /export/pg940_data I found the similar question: ps output shows multiple instances of PostgreSQL running on the same port <http://www.postgresql.org/message-id/27699.1347932194@sss.pgh.pa.us; , but I wanna konw when to fork a postmaster process, and what does it do. PostgreSQL version: postgres=# select version(); version -------------------------------------------------------------------------------------------------------------- PostgreSQL 9.4.4 on x86_64-unknown-linux-gnu, compiled by gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3), 64-bit (1 row) Thanks. ^ permalink raw reply [nested|flat] 3+ messages in thread
* multiple process of PostgreSQL running on the same port and same directory @ 2015-07-28 06:27 aven pan <avenpan92@gmail.com> 2015-07-28 06:43 ` Fwd: multiple process of PostgreSQL running on the same port and same directory aven pan <avenpan92@gmail.com> 0 siblings, 1 reply; 3+ messages in thread From: aven pan @ 2015-07-28 06:27 UTC (permalink / raw) To: pgsql-admin This is the processes I catched: postgres 5260 0.0 0.0 1224332 37232 ? S Jul13 0:13 \ /opt/pg94/bin/postgres -D /export/pg940_data postgres 31193 0.0 0.0 1224332 976 ? Ss 00:20 0:00 \ /opt/pg94/bin/postgres -D /export/pg940_data I found the similar question: ps output shows multiple instances of PostgreSQL running on the same port <http://www.postgresql.org/message-id/27699.1347932194@sss.pgh.pa.us; , but I wanna konw when to fork a postmaster process, and what does it do. PostgreSQL version: postgres=# select version(); version -------------------------------------------------------------------------------------------------------------- PostgreSQL 9.4.4 on x86_64-unknown-linux-gnu, compiled by gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3), 64-bit (1 row) Thanks. ^ permalink raw reply [nested|flat] 3+ messages in thread
* Fwd: multiple process of PostgreSQL running on the same port and same directory 2015-07-28 06:27 multiple process of PostgreSQL running on the same port and same directory aven pan <avenpan92@gmail.com> @ 2015-07-28 06:43 ` aven pan <avenpan92@gmail.com> 0 siblings, 0 replies; 3+ messages in thread From: aven pan @ 2015-07-28 06:43 UTC (permalink / raw) To: pgsql-admin This is the processes I catched: postgres 5260 0.0 0.0 1224332 37232 ? S Jul13 0:13 \ /opt/pg94/bin/postgres -D /export/pg940_data postgres 31193 0.0 0.0 1224332 976 ? Ss 00:20 0:00 \ /opt/pg94/bin/postgres -D /export/pg940_data I found the similar question: ps output shows multiple instances of PostgreSQL running on the same port <http://www.postgresql.org/message-id/27699.1347932194@sss.pgh.pa.us; , but I wanna konw when to fork a postmaster process, and what does it do. PostgreSQL version: postgres=# select version(); version -------------------------------------------------------------------------------------------------------------- PostgreSQL 9.4.4 on x86_64-unknown-linux-gnu, compiled by gcc (GCC) 4.4.7 20120313 (Red Hat 4.4.7-3), 64-bit (1 row) Thanks. ^ permalink raw reply [nested|flat] 3+ messages in thread
end of thread, other threads:[~2015-07-28 06:43 UTC | newest] Thread overview: 3+ messages (download: mbox mbox.gz follow: Atom feed) -- links below jump to the message on this page -- 2015-07-28 06:23 multiple process of PostgreSQL running on the same port and same directory wenhang.pan <wenhang.pan@qunar.com> 2015-07-28 06:27 multiple process of PostgreSQL running on the same port and same directory aven pan <avenpan92@gmail.com> 2015-07-28 06:43 ` aven pan <avenpan92@gmail.com>
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