2017/05/30 16:42:44 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:44 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:44 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:44 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:45 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:45 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:45 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:45 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:45 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:45 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:45 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:45 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:45 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:45 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:45 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:45 Client closed local connection on 127.0.0.1:33062017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 277.184µs ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 1.194005ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 1.644907ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 382.94776ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 383.939371ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 384.954228ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 385.11944ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 388.399746ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 389.191251ms ago2017/05/30 16:42:46 couldn't connect to "teak-clarity-132123:us-central1:diningzoodatabase": Post https://www.googleapis.com/sql/v1beta4/projects/teak-clarity-132123/instances/diningzoodatabase/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR2017/05/30 16:42:46 New connection for "teak-clarity-132123:us-central1:diningzoodatabase"2017/05/30 16:42:46 Thottling refreshCfg(teak-clarity-132123:us-central1:diningzoodatabase): it was only called 497.448221ms ago
2017/05/30 13:28:07 New connection for "project-id-1234:us-central1:sql_instance"
2017/05/30 13:28:07 couldn't connect to "project-id-1234:us-central1:sql_instance": Post https://www.googleapis.com/sql/v1beta4/projects/project-id-1234/instances/sql_instance/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR
2017/05/30 13:28:41 New connection for "project-id-1234:us-central1:sql_instance"
2017/05/30 13:28:41 Thottling refreshCfg(project-id-1234:us-central1:sql_instance): it was only called 33.490705951s ago
2017/05/30 13:28:41 couldn't connect to "project-id-1234:us-central1:sql_instance": Post https://www.googleapis.com/sql/v1beta4/projects/project-id-1234/instances/sql_instance/createEphemeral?alt=json: stream error: stream ID 1; PROTOCOL_ERROR
This worked: we updated the version of Cloud Proxy we were using from v1.05 to v1.09 and the problem appears to have gone away.