Title: #390: NSS: Add option to disable memcache
Hmm. I like @sumit-bose and @simo5 idea. We just have to be crystal clear that setting the
new option to zero will disable the memcache (or any really small value) and that will
have a strong deficit in the performance (and, of course, that it's not
@mzidek-rh, do you agree with the suggestion?
See the full comment at https://github.com/SSSD/sssd/pull/390#issuecomment-333053469