the postgres process is not killed when the postmaster is killed - Mailing list pgsql-bugs

From 范国腾
Subject the postgres process is not killed when the postmaster is killed
Date
Msg-id 9444e7902dbb495ba7640a9636bf069b@EX01.highgo.com
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Responses Re: the postgres process is not killed when the postmaster is killed
List pgsql-bugs

Hi,

 

Start a psql client to connect the postgres.  Now we have the postmaster process and the postgres process as below:

postgres  2184     1  0 02:59 ?        00:00:00 /opt/HighGo/db/bin/postgres

postgres  2268  2184  0 04:08 ?        00:00:00 postgres: postgres highgo [local] idle

 

then run the “kill -9 2184” to kill the postmaster, all of the subprocess are killed except the postgres (PID 2268).

 

I could reproduce this issue every time.

 

If the process 2268 is still alive, pg_ctl start and pg_ctl stop will fail.

 

Is it a bug? What should I configure if I want all of the subprocess are killed?

 

Thanks

Steven

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