Thanks! Setting overheadDataThreshold="0" does fix the issue.
Without overheadDataThreshold the issue is very inconsistent:
Firefox 69.0.1 (64-Bit) on LNX and on other OS does result in the
described error below.
Very strange: Chrome on LNX mostly works, which means I got
intermittently once got
That sounds like the client has tripped the overhead threshold protection.
As a short term fix you probably want to see a lower value for:
overheadDataThreshold
see: http://tomcat.apache.org/tomcat-8.5-doc/config/http2.html
possibly as low as zero.
Longer term you should ideally look into why t
