Yong Li

TCP bufferbloat if WebSocket server keeps pushing data quickly to a slow client

8

This may be able to be solved by registering a twisted producer and when twisted calls pauseProducing, daphne can just disconnect the client. Autobahn exports this interface through WebSocket protocols.

Could write_changes_to_disk be called twice?

4

Just noticed this while reading the source code. When `HAVE_LIBRADOS` is true and `HAVE_MMAP` is false, `write_changes_to_disk` could be called twice? ``` #ifdef HAVE_LIBRADOS if (rrd_file->rados) write_changes_to_disk(&rrd, rrd_file, version); #endif...

roscpp service call doesn't return error message when service fails

5

In rospy, service providers can raise `rospy.ServiceException` with error messages. However roscpp clients cannot get the error message. When you work with some roscpp nodes and rospy nodes, this can...