Shibboleth SP clustering using shared database

[Peter Schober]

William,

* William Lee <wlee007-m at yahoo.com> [2018-02-20 20:49]:
> Besides RAC, we also tried memcached as StorageService, similar
> results: when one of memcached is offline, SP would just error out,
> doesn't seem to skip the bad one and try the other memcached.

I tried to reply to your issues here but mixed this up with another
(only tangentially related) thread.
Here are the suggestions for a replicated memcache replacement:
http://shibboleth.net/pipermail/users/2018-February/039420.html

I'd be interested in whether/how this works with the Shib SP.
-peter