In upgrading to MKE 3.6.x, be aware that MKE versions 3.6.0 to 3.6.3 run a version of etcd that is older than the version Mirantis includes with MKE 3.5.9. As such, MKE 3.5.9 can only be upgraded to MKE 3.6.4 or later.

The etcd component, by design, will not accept a downgrade of itself.

Release date




MKE 3.5.9

Patch release for MKE 3.5 introducing the following key features:

  • Enablement of read-only root filesystem for select MKE containers

  • Addition of option to limit kernel capabilities in Interlock 3.3.10

  • Calico components metrics collection

  • Addition of SAML proxy configuration to auth settings in MKE web UI

  • Addition of option to disable LDAP referral URL chasing