Bug 454098 - (httpd-te-chunked) Apache httpd does not proxy properly backend response with Transfer-Encoding: chunked
Apache httpd does not proxy properly backend response with Transfer-Encoding:...
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: httpd (Show other bugs)
All Linux
low Severity high
: rc
: ---
Assigned To: Joe Orton
: EasyFix, Patch
Depends On:
  Show dependency treegraph
Reported: 2008-07-04 11:56 EDT by Mark Spensser
Modified: 2009-01-30 09:03 EST (History)
2 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Last Closed: 2009-01-20 16:08:02 EST
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)
Patch from upstream (2.83 KB, patch)
2008-07-04 11:56 EDT, Mark Spensser
no flags Details | Diff

External Trackers
Tracker ID Priority Status Summary Last Updated
Apache Bugzilla 41056 None None None Never

  None (edit)
Description Mark Spensser 2008-07-04 11:56:44 EDT
Description of problem:
Apache httpd does not write to client immediately if backend use "server push" 
mechanism. (example: http://engrm.com/blogometer/2005/11/17/pushlets-in-java/)

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. Set up Apache + mod_proxy in front of backend with "server push"
2. Try to send some small data pieces from server to client
Actual results:
Data arrive to client with large delay, or does not arrive.

Expected results:
Data chunks arrive in time.

Additional info:
Attached patch (applied by upstream in 2.2.8) tested on live setup.
Comment 1 Mark Spensser 2008-07-04 11:56:44 EDT
Created attachment 311047 [details]
Patch from upstream
Comment 2 Joe Orton 2008-07-15 09:37:29 EDT
Thanks for requesting this.
Comment 4 RHEL Product and Program Management 2008-07-15 09:50:55 EDT
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release.  Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products.  This request is not yet committed for inclusion in an Update
Comment 9 Chris Ward 2008-10-29 04:27:26 EDT
This bug fix should be available in the RHEL5.3 Public Beta release this week, which can be downloaded from RHN. (httpd-2.2.3-19.el5)

Please test that the fix applied works as expected. If you encounter any issues, please report them as quickly as possible so that they can been addressed before RHEL5.3 GA.
Comment 12 errata-xmlrpc 2009-01-20 16:08:02 EST
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.


Note You need to log in before you can comment on or make changes to this bug.