.Ss Directors
Directors choose from different backends based on health status and a
per-director algorithm.
-There currently exists a round-robin and a random director.
+There currently exists a round-robin and a random director.
.Pp
Directors are defined using:
.Bd -literal -offset 4n
The round-robin does not take any options.
.Ss Backend probes
Backends can be probed to see whether they should be considered
-healthy or not. The return status can also be checked by using
+healthy or not. The return status can also be checked by using
.Fa req.backend.healthy
.
.Fa .window
pipe;
}
.Ed
-.Ss Grace
+.Ss Grace
If the backend takes a long time to generate an object there is a risk
of a thread pile up.
In order to prevent this you can enable grace.