From v1.9.4, secrets volumes are now mounted in read-only by default.
As a temporary workaround I've added "--feature-gates=ReadOnlyAPIDataVolumes=false" to the kubelet args and it works but It is definitely not recommended and the feature will only work until v1.9.1
From v1.9.4, secrets volumes are now mounted in read-only by default. As a temporary workaround I've added "--feature-gates=ReadOnlyAPIDataVolumes=false" to the kubelet args and it works but It is definitely not recommended and the feature will only work until v1.9.1
refer this for more info https://github.com/ceph/ceph-container/issues/1004