Cherry-pick #6404 to 6.x: Log reconnect attempts#8145

Merged

urso merged 2 commits intoelastic:6.xfrom urso:backport_6404_6.x

Oct 22, 2018

+74-1

Commits on Oct 19, 2018

Log reconnect attempts (elastic#6404 )

recrsn
authored and
urso
committed
Add String() to redis backoff client to correctly impl. NetworkClient (elastic#7882 )

andrewvc
authored and
urso
committed