HTTP response header is limited to 8192 bytes through mod_proxy_http

Solution Verified - Updated -

Issue

  • When proxying through mod_proxy_http or via mod_cluster over http, we see response headers are truncated to 8192 bytes. The following warn is issued in our logs
[proxy_http:warn] [pid 29532] (28)No space left on device: [client ::1:33668] AH10124: header size is over the limit allowed by ResponseFieldSize (8192 bytes). Bad response header:

Environment

  • JBoss Core Services (JBCS) httpd 2.4.x
    • mod_proxy_http
    • mod_cluster

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content