[users@httpd] Apache dropping Content-Length header for HEAD responses where Content-Length is 0

Hi, On freshly installed Apache 2.4.52 on Fedora with default configuration I'm observing that for HEAD response the Content-Length header is not being sent for empty files (it is present for non-empty files). When changing HEAD to GET the header is present for such files. Sidney Shek asked very

Re: [users@httpd] Re: Are this option

Those settings could fit your workload, or not. You need to measure it with /server-status to see how many idle workers you have. That being said, ThreadsPerChild seems very low. Depending on your content, you could likely ramp up to a much higher value, which means that you would need less