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>> How about: >> http://www.freedesktop.org/software/systemd/man/systemd.kill.html >> Would setting KillMode=process for the listener service have the required >> effect: on service stop, only kill the main process, leaving the child >> processes and cgroup running? >Yes, that probably will work around this problem. No, that's not how it works. The listener is forked from the "listener control" utility, so a child process then spawns all database client children for all instances. This is the procedure (at the risk of infuriating those with heightened sensitivities): -bash-4.2$ export ORACLE_HOME=/home/oracle/Ora12c/db -bash-4.2$ $ORACLE_HOME/bin/lsnrctl LSNRCTL for Linux: Version 12.1.0.2.0 - Production on 31-OCT-2014 10:13:44 Copyright (c) 1991, 2014, Oracle. All rights reserved. Welcome to LSNRCTL, type "help" for information. LSNRCTL> -bash-4.2$ ps -ef | grep lsnr oracle 24564 24491 0 10:13 pts/0 00:00:00 /home/oracle/Ora12c/db/bin/lsnrctl oracle 24585 24534 0 10:15 pts/1 00:00:00 grep --color=auto lsnr LSNRCTL> start Starting /home/oracle/Ora12c/db/bin/tnslsnr: please wait... TNSLSNR for Linux: Version 12.1.0.2.0 - Production Log messages written to /home/oracle/Ora12c/diag/tnslsnr/localhost/listener/alert/log.xml Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521))) Connecting to (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521)) STATUS of the LISTENER ------------------------ Alias LISTENER Version TNSLSNR for Linux: Version 12.1.0.2.0 - Production Start Date 31-OCT-2014 10:15:34 Uptime 0 days 0 hr. 0 min. 0 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Log File /home/oracle/Ora12c/diag/tnslsnr/localhost/listener/alert/log.xml Listening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=localhost)(PORT=1521))) The listener supports no services The command completed successfully LSNRCTL> -bash-4.2$ ps -ef | egrep '(lsnr|tns)' root 26 2 0 Oct30 ? 00:00:00 [netns] oracle 24564 24491 0 10:13 pts/0 00:00:00 /home/oracle/Ora12c/db/bin/lsnrctl oracle 24599 1 0 10:15 ? 00:00:00 /home/oracle/Ora12c/db/bin/tnslsnr LISTENER -inherit _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
