foreach (@files) {
        chdir($fbbin);
        print "Tworze kopie bazy $_ \n";
        system('./gbak -user sysdba -password masterkey -BACKUP_DATABASE localhost:$bazy$_ $kopie$_.gbk') or print "Blad archiwizowania bazy $_ \n";
        print "Gotowa kopia bazy $_ \n";

}

##</code><code>##

gbak: ERROR:requires both input and output filenames
gbak:Exiting before completion due to errors
sh: 2: /mnt/storage/testy/simplemarketing.gdb: not found
sh: 3: .gbk: not found
Gotowa kopia bazy simplemarketing.gdb


##</code><code>##

./gbak -user sysdba -password masterkey -BACKUP_DATABASE localhost:/opt/databases/demo.gdb /mnt/storage/testy/demo.gdb.gbk