Dear Michael, i don't know if this issue also take happen with it, but may be using mod_jk an option for you, also?
Greetings Guido >-----Original Message----- >From: Michael Osipov [mailto:micha...@apache.org] >Sent: Wednesday, July 04, 2018 9:26 PM >To: users@tomcat.apache.org >Subject: mod_proxy_http and "Expect: 100-continue" don't play well > >Hi folks, > >[...] > >Is there any remedy to this? I will try mod_proxy_ajp tomorrow. If no >solution is available, this will basically mean that I have to drop >HTTPd proxying the requests and lose potential balancing features in the >future for this service. > >Michael