Clion调试pg

./configure --enable-depend --enable-cassert --enable-debug CFLAGS="-ggdb -O0"

echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
 
/etc/sysctl.d/10-ptrace.conf
kernel.yama.ptrace_scope = 0

新增Run/Debug configuration
Exectuable src/backend/postgres

psql postgres
select pg_backend_pid();