Comment 4 for bug 1358972

Cannot reproduce it yet. In logs attached there are the signs of internal nailgun 500 errors could be an rc:
2014-08-20 00:15:15 ./docker-logs/nailgun/api.log:2014-08-20 00:15:15.297 ERROR [7f66546bb740] (logger) Response code '500 Internal Server Error' for PUT /api/clusters/1/changes from 172.17.42.1:54075
2014-08-20 00:15:15 ./docker-logs/nailgun/app.log:2014-08-20 00:15:15.213 ERROR [7f66546bb740] (base) Error during execution of deployment task on environment '1': Socket closed
2014-08-20 00:20:33 ./docker-logs/nailgun/api.log:2014-08-20 00:20:33.875 ERROR [7f66546bb740] (logger) Response code '500 Internal Server Error' for PUT /api/v1/clusters/1/reset/ from 23.105.89.2:54402
2014-08-20 00:32:42 ./docker-logs/nailgun/api.log:2014-08-20 00:32:42.569 ERROR [7f66546bb740] (logger) Response code '500 Internal Server Error' for PUT /api/clusters/2/changes from 172.17.42.1:55715
2014-08-20 00:32:42 ./docker-logs/nailgun/app.log:2014-08-20 00:32:42.568 ERROR [7f66546bb740] (base) Error during execution of deployment task on environment '2': Socket closed
2014-08-20 01:34:42 ./docker-logs/nailgun/api.log:2014-08-20 01:34:42.931 ERROR [7f66546bb740] (logger) Response code '500 Internal Server Error' for GET /api/tasks/20?_=1408492798379 from 172.17.42.1:36479
2014-08-20 01:34:50 ./docker-logs/nailgun/api.log:2014-08-20 01:34:50.118 ERROR [7f66546bb740] (logger) Response code '500 Internal Server Error' for GET /api/tasks/12?_=1408492798383 from 172.17.42.1:54268