Backup /restore fdb

i dont see foundationdb under /usr/local
we have /etc/foundationdb

[root@ip-10-148-41-166 local]# ls -ltr
total 4
drwxr-xr-x. 2 root root 6 Apr 11 2018 src
drwxr-xr-x. 2 root root 6 Apr 11 2018 libexec
drwxr-xr-x. 2 root root 6 Apr 11 2018 lib64
drwxr-xr-x. 2 root root 6 Apr 11 2018 include
drwxr-xr-x. 2 root root 6 Apr 11 2018 games
drwxr-xr-x. 2 root root 6 Apr 11 2018 etc
drwxr-xr-x. 5 root root 49 May 16 2018 share
drwxr-xr-x. 3 root root 23 Aug 23 18:37 lib
drwxr-xr-x. 2 root root 29 Aug 23 18:38 sbin
drwxr-xr-x. 2 root root 4096 Aug 23 18:38 bin
[root@ip-10-148-41-166 local]# pwd
/usr/local

If fdbmonitor can run it, it exists somewhere on your machine. You can either just sudo find / -name backup_agent or let fdbmonitor start the backup agent, and then use ps or ls -l /proc/<pid>/exe to figure out where it lives