curl delay or wait for 1 second on HTTP POST requests

Solution Verified - Updated -

Issue

  • curl delay or wait for 1 second on HTTP POST requests
  • Using curl to perform a HTTP POST to a webserver, there is a delay of over 1000ms processing the reply from the httpd
  • Time of curl command is expected to be more like 20-90ms, not 1000ms:
time curl -H "Content-Type: application/xml" -d @body.xml -X POST http://127.0.0.1:8080/path/to/handler

real    0m1.015s
user    0m0.005s
sys     0m0.007s

Environment

  • Red Hat Enterprise Linux
  • curl commandline binary or other application using libcurl
  • HTTP POST

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