Bug #61869
Updated by Patrick Donnelly 11 months ago
https://github.com/ceph/ceph/blob/c42efbf5874de8454e4c7cb3c22bd41bcc0e71f5/src/pybind/cephfs/cephfs.pyx#L1356 !! Holding the GIL prevents any other work in Python from proceeding until the MDS responds to the RPC. This particularly affects the ceph-mgr daemons which, of course, has many other things it needs to do in Python.