There is a slow query on Monitoring -> Dashboard

Time:13.607584 LONG SQL: SELECT COUNT(DISTINCT t.triggerid) as cnt FROM triggers t, functions f, items i, hosts h WHERE t.triggerid=f.triggerid AND f.itemid=i.itemid AND i.status=0 AND i.hostid=h.hostid AND h.status=0
Time:7.479625 LONG SQL: SELECT COUNT(DISTINCT t.triggerid) as cnt FROM triggers t, functions f, items i, hosts h WHERE t.triggerid=f.triggerid AND f.itemid=i.itemid AND i.status=0 AND i.hostid=h.hostid AND h.status=0 AND t.status=0
Time:1.071415 LONG SQL: SELECT COUNT(DISTINCT t.triggerid) as cnt FROM triggers t, functions f, items i, hosts h WHERE t.triggerid=f.triggerid AND f.itemid=i.itemid AND i.status=0 AND i.hostid=h.hostid AND h.status=0 AND t.status=1
Time:4.856498 LONG SQL: SELECT COUNT(DISTINCT t.triggerid) as cnt FROM triggers t, functions f, items i, hosts h WHERE t.triggerid=f.triggerid AND f.itemid=i.itemid AND i.status=0 AND i.hostid=h.hostid AND h.status=0 AND t.status=0 AND t.value=0
Time:4.508996 LONG SQL: SELECT COUNT(DISTINCT t.triggerid) as cnt FROM triggers t, functions f, items i, hosts h WHERE t.triggerid=f.triggerid AND f.itemid=i.itemid AND i.status=0 AND i.hostid=h.hostid AND h.status=0 AND t.status=0 AND t.value=2
Time:2.020471 LONG SQL: SELECT COUNT(DISTINCT i.itemid) as cnt FROM items i, hosts h WHERE i.hostid=h.hostid AND h.status=0
Time:4.234738 LONG SQL: SELECT COUNT(DISTINCT i.itemid) as cnt FROM items i, hosts h WHERE i.hostid=h.hostid AND h.status=0 AND i.status=0
Time:3.350426 LONG SQL: SELECT sum(1.0/i.delay) as qps FROM items i,hosts h WHERE i.status=0 AND i.hostid=h.hostid AND h.status=0 AND i.delay<>0