オプション [-qr] を付与すればいい。
diff -qr [dir-1] [dir-2]以下、コマンド実行例。
[root@hoge work]# diff -qr pj.9 pj.9_1 Files pj.9/zbx_env/var/lib/mysql/binlog.000006 and pj.9_1/zbx_env/var/lib/mysql/binlog.000006 differ Files pj.9/zbx_env/var/lib/mysql/#ib_16384_0.dblwr and pj.9_1/zbx_env/var/lib/mysql/#ib_16384_0.dblwr differ Files pj.9/zbx_env/var/lib/mysql/ibdata1 and pj.9_1/zbx_env/var/lib/mysql/ibdata1 differ Files pj.9/zbx_env/var/lib/mysql/ib_logfile0 and pj.9_1/zbx_env/var/lib/mysql/ib_logfile0 differ Files pj.9/zbx_env/var/lib/mysql/ib_logfile1 and pj.9_1/zbx_env/var/lib/mysql/ib_logfile1 differ Files pj.9/zbx_env/var/lib/mysql/mysql.ibd and pj.9_1/zbx_env/var/lib/mysql/mysql.ibd differ Files pj.9/zbx_env/var/lib/mysql/undo_001 and pj.9_1/zbx_env/var/lib/mysql/undo_001 differ Files pj.9/zbx_env/var/lib/mysql/undo_002 and pj.9_1/zbx_env/var/lib/mysql/undo_002 differ Files pj.9/zbx_env/var/lib/mysql/zabbix/history.ibd and pj.9_1/zbx_env/var/lib/mysql/zabbix/history.ibd differ Files pj.9/zbx_env/var/lib/mysql/zabbix/history_uint.ibd and pj.9_1/zbx_env/var/lib/mysql/zabbix/history_uint.ibd differ Files pj.9/zbx_env/var/lib/mysql/zabbix/httptest.ibd and pj.9_1/zbx_env/var/lib/mysql/zabbix/httptest.ibd differ Files pj.9/zbx_env/var/lib/mysql/zabbix/sessions.ibd and pj.9_1/zbx_env/var/lib/mysql/zabbix/sessions.ibd differ [root@hoge work]#