Improvements

Rook v1.6.1 is a patch release limited in scope and focusing on small feature additions and bug fixes.

Ceph

• Disable host networking by default in the CSI plugin with option to enable (#7356, @Rakshith-R)
• Fix the schema for erasure-coded pools so replication size is not required (#7662, @travisn)
• Improve node watcher for adding new OSDs (#7568, @parth-gr)
• Operator base image updated to v16.2.1 (#7713, @leseb)
• Deployment examples updated to Ceph v15.2.11 (#7733, @travisn)
• Update Ceph-CSI to v3.3.1 (#7724, @Madhu-1)
• Allow any device class for the OSDs in a pool instead of restricting the schema (#7718, @travisn)
• Fix metadata OSDs for Ceph Pacific (#7703, @BlaineEXE)
• Allow setting the initial CRUSH weight for an OSD (#7472, @synarete)
• Fix object store health check in case SSL is enabled (#7331, @thotz)
• Upgrades now ensure latest config flags are set for MDS and RGW (#7681, @leseb)
• Suppress noisy RGW log entry for radosgw-admin commands (#7663, @BlaineEXE)