[dhcp-server] Change the kea-dhcp4 PID file directory to tmpfs. (sonic-net#17974)

oleksandrivantsiv · sonic-otn · commit bf3bb3da90ce · 2024-03-11T16:35:20.000+08:00
diff --git a/dockers/docker-dhcp-server/supervisord.conf b/dockers/docker-dhcp-server/supervisord.conf
@@ -61,3 +61,4 @@ stdout_logfile=syslog
 stderr_logfile=syslog
 dependent_startup=true
 dependent_startup_wait_for=dhcpservd:running
+environment=KEA_PIDFILE_DIR=/tmp/
