The dropped messages thread pull information from the API, in various
scenario it can face a connection problem (specifically on startup and
shutdown) or other related exception, when scylla shutds down. It shold
ignore the connection problem, as it is been taken care of by another
thread that check the status and will shutdown when needed.
For other exception, it logs them while continue to connect.
Fixesscylladb/scylla#902
Signed-off-by: Amnon Heiman <amnon@scylladb.com>
Message-Id: <1455799819-17957-1-git-send-email-amnon@scylladb.com>