[yz@test openGauss]$ export GAUSSHOME=/opt/openGauss/openGauss-server/dest/
[yz@test openGauss]$ gdb --args /opt/openGauss/openGauss-server/dest/bin/gaussdb -D /opt/openGauss/gauss_data
……
(gdb) b main
Breakpoint 1 at 0x165ab1a: file main.cpp, line 79.
(gdb) r