Hmm, i rebuild unbound without libevent, now in log too match errors : [1214846912] unbound[4145:3] error: recvfrom failed: Bad file number [1214846912] unbound[4145:3] error: recvfrom failed: Bad file number [1214846912] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846913] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:3] error: recvfrom failed: Bad file number [1214846914] unbound[4145:2] error: accept failed: Resource temporarily unavailable [1214846914] unbound[4145:1] error: accept failed: Resource temporarily unavailable [1214846914] unbound[4145:0] error: accept failed: Resource temporarily unavailable [1214846914] unbound[4145:2] info: remote address is 212.154.175.226 port 8955 [1214846914] unbound[4145:0] info: remote address is 212.154.175.226 port 8954 [1214846914] unbound[4145:1] info: remote address is (inet_ntop error) port 0 [1214846915] unbound[4145:3] error: recvfrom failed: Bad file number [1214846915] unbound[4145:3] error: recvfrom failed: Bad file number [1214846915] unbound[4145:3] error: accept failed: Resource temporarily unavailable [1214846915] unbound[4145:1] error: accept failed: Resource temporarily unavailable [1214846915] unbound[4145:3] info: remote address is (inet_ntop error) port 0 [1214846915] unbound[4145:1] info: remote address is (inet_ntop error) port 0 [1214846915] unbound[4145:0] error: accept failed: Resource temporarily unavailable [1214846915] unbound[4145:0] info: remote address is 212.154.175.226 port 8954 [1214846915] unbound[4145:3] error: recvfrom failed: Bad file number [1214846916] unbound[4145:2] error: accept failed: Resource temporarily unavailable [1214846916] unbound[4145:1] error: accept failed: Resource temporarily unavailable [1214846916] unbound[4145:2] info: remote address is (inet_ntop error) port 0 [1214846916] unbound[4145:1] info: remote address is (inet_ntop error) port 0 [1214846916] unbound[4145:2] error: accept failed: Resource temporarily unavailable [1214846916] unbound[4145:3] error: accept failed: Resource temporarily unavailable [1214846916] unbound[4145:2] info: remote address is (inet_ntop error) port 0 [1214846916] unbound[4145:3] info: remote address is (inet_ntop error) port 0 [1214846916] unbound[4145:1] error: accept failed: Resource temporarily unavailable [1214846916] unbound[4145:3] error: accept failed: Resource temporarily unavailable [1214846916] unbound[4145:1] info: remote address is (inet_ntop error) port 0 [1214846916] unbound[4145:3] info: remote address is (inet_ntop error) port 0 [1214846916] unbound[4145:3] error: recvfrom failed: Bad file number [1214846916] unbound[4145:3] error: recvfrom failed: Bad file number [1214846917] unbound[4145:3] error: recvfrom failed: Bad file number [1214846917] unbound[4145:1] error: accept failed: Resource temporarily unavailable [1214846917] unbound[4145:2] error: accept failed: Resource temporarily unavailable [1214846917] unbound[4145:1] info: remote address is (inet_ntop error) port 0 [1214846917] unbound[4145:2] info: remote address is (inet_ntop error) port 0 [1214846917] unbound[4145:0] error: accept failed: Resource temporarily unavailable [1214846917] unbound[4145:0] info: remote address is 212.154.175.226 port 8954 [1214846917] unbound[4145:3] error: recvfrom failed: Bad file number [1214846917] unbound[4145:3] error: recvfrom failed: Bad file number [1214846917] unbound[4145:3] error: recvfrom failed: Bad file number [1214846917] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846918] unbound[4145:3] error: recvfrom failed: Bad file number [1214846919] unbound[4145:3] error: recvfrom failed: Bad file number [1214846919] unbound[4145:3] error: recvfrom failed: Bad file number [1214846919] unbound[4145:3] error: recvfrom failed: Bad file number [1214846919] unbound[4145:3] error: recvfrom failed: Bad file number