Kai, Thanks for the patch. I will be committing it later this evening. For future reference APR patches to APR should be posted to [EMAIL PROTECTED]
Thanks again. Bill > > When running my newly installed apache 2.0.40 on my RedHat > 8.0 linux box, I noticed some strange 3-second delays > for clients using keepalives after running CGI scripts > before the next request was processed. > > Some debugging led me to the conclusion that I experienced > the same race-condition as described as #7616 in the bug > database. I.e. after running the CGI script, apache finds > the subprocess to still be active, sends it a SIGINT and > then blocks for three whole seconds before sending a SIGKILL. > Meanwhile, the client using keep-alives is kept waiting > for those three seconds until the next request is processed. > What a waste of time, considering the CGI script actually > exited almost immediately after the SIGINT was sent. > > I confirmed this same behaviour to be present in version 2.0.43, > and saw the need to make a fix to this. Apache 1.3.27 has > very similar code, so the same patch could be easily modified > to work with that version as well! > > Please find enclosed a patch against the 2.0.40 source tree > (should work well on 2.0.43 also) that fixes this unnecessary > delay. The patch makes apache check the status of the subprocesses > in 0.1 second intervals, until either a total of three seconds > have elapsed or all subprocesses have exited. Any subprocesses > still running after 3 seconds are then SIGKILLed as before. > > Hope this quick fix can make it into the official version! > > Best regards, > Kai > > -- > [EMAIL PROTECTED] Oy Arrak Software Ab > GSM +358-40-767 8282 http://www.arrak.fi >
