Hymir is a Java based IIIF Server. It is based on "IIIF Image API Java Libraries" and "IIIF Presentation API Java Libraries" projects (see https://github.com/dbmdz)
I misunderstood the Micrometer API, it does not seem to allow for a
varying set of tags, once a metric has been defined with a given set
of tags, any subsequent metrics with the same id, but with a different
set of tags, will be silently dropped as far as I can tell. To
avoid this, the code is changed so that we always operate with the
same two tags on all image processing metrics, format (none if not
applicable) and op.
format
(none
if not applicable) andop
.op=encode
metrics