this is the log:
Changes+: Notifying that "crystal-sync-db" changed (keys="{}") count=29862
2017-01-27T21:28:21.013Z Cache: Received #60499 after 854ms ("7cc2aa4fc38a2a0fc3aec387c363d53c" / "1-2cac91faf7b3f5e5fd56ff377bdb5466")
2017-01-27T21:28:21.013Z Cache: Deferring #60499 (1 now waiting for #60498...#60498)
2017-01-27T21:28:21.013Z Cache: Received #60498 after 854ms ("7cc2aa4fc38a2a0fc3aec387c3079ec8" / "1-2cac91faf7b3f5e5fd56ff377bdb5466")
2017-01-27T21:28:21.013Z Cache: #60498 ==> channel ""
2017-01-27T21:28:21.013Z Cache: #60499 ==> channel ""
2017-01-27T21:28:21.013Z Changes+: Notifying that "crystal-sync-db" changed (keys="{}") count=29863
2017-01-27T21:28:21.013Z Cache: Received #60501 after 848ms ("7cc2aa4fc38a2a0fc3aec387c37a7c37" / "1-2cac91faf7b3f5e5fd56ff377bdb5466")
2017-01-27T21:28:21.013Z Cache: Deferring #60501 (1 now waiting for #60500...#60500)
2017-01-27T21:28:21.013Z Cache: Received #60500 after 848ms ("7cc2aa4fc38a2a0fc3aec387c3665778" / "1-2cac91faf7b3f5e5fd56ff377bdb5466")
2017-01-27T21:28:21.013Z Cache: #60500 ==> channel ""
2017-01-27T21:28:21.013Z Cache: #60501 ==> channel ""
2017-01-27T21:28:21.013Z Changes+: Notifying that "crystal-sync-db" changed (keys="{}") count=29864
2017-01-27T21:28:21.014Z Cache: Received #60503 after 848ms ("7cc2aa4fc38a2a0fc3aec387c3a3ba1e" / "1-2cac91faf7b3f5e5fd56ff377bdb5466")
2017-01-27T21:28:21.014Z Cache: Deferring #60503 (1 now waiting for #60502...#60502)
2017-01-27T21:28:21.014Z Cache: Received #60502 after 848ms ("7cc2aa4fc38a2a0fc3aec387c392a19a" / "1-2cac91faf7b3f5e5fd56ff377bdb5466")
2017-01-27T21:28:21.014Z Cache: #60502 ==> channel ""
2017-01-27T21:28:21.014Z Cache: #60503 ==> channel "*"