We'd like to install the latest Ceph release (Nautilus) on Buster, but the Debian packages too old and have reached end of life. https://docs.ceph.com/docs/master/releases/general/
Croit is providing a public mirror for Debian Buster and the Nautilus Ceph release. https://croit.io/2019/07/07/2019-07-07-debian-mirror
Git: https://github.com/croit/ceph/tree/nautilus-croit
Apt: https://mirror.croit.io/debian-nautilus buster/main amd64
GPG key: https://mirror.croit.io/keys/release.gpg
The following packages will be used from this mirror
```
Package: ceph
Package: ceph-base
Package: ceph-common
Package: cephfs-shell
Package: ceph-fuse
Package: ceph-mds
Package: ceph-mgr
Package: ceph-mgr-dashboard
Package: ceph-mgr-diskprediction-cloud
Package: ceph-mgr-diskprediction-local
Package: ceph-mgr-rook
Package: ceph-mgr-ssh
Package: ceph-mon
Package: ceph-osd
Package: ceph-resource-agents
Package: ceph-test
Package: libcephfs2
Package: libcephfs-dev
Package: libcephfs-java
Package: libcephfs-jni
Package: librados2
Package: librados-dev
Package: libradospp-dev
Package: libradosstriper1
Package: libradosstriper-dev
Package: librbd1
Package: librbd-dev
Package: librgw2
Package: librgw-dev
Package: nfs-ganesha
Package: nfs-ganesha-dbgsym
Package: python3-ceph-argparse
Package: python3-cephfs
Package: python3-rados
Package: python3-rbd
Package: python3-rgw
Package: python-ceph
Package: python-ceph-argparse
Package: python-cephfs
Package: python-libstoragemgmt
Package: python-rados
Package: python-rbd
Package: python-rgw
Package: radosgw
Package: rados-objclass-dev
Package: rbd-fuse
Package: rbd-mirror
Package: rbd-nbd
```