Thanks Bill. Can this be tweaked to a lesser value then? On Sat, May 17, 2008 at 6:21 PM, Bill Barker <[EMAIL PROTECTED]> wrote:
> > "Christopher Schultz" <[EMAIL PROTECTED]> wrote in message > news:[EMAIL PROTECTED] > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA1 > > > > Shabu, > > > > Shabu Khan wrote: > > | For some reason, the cgi perl script that I run via IE/Firefox does not > > | render the output immediately, but waits until it has big chunk of the > > | HTML. Does this have anything to do with the tomcat/cgi setup or > > header or > > | something, or perl mod defaults? > > > > This probably has to do with the size of the output buffer in either > > Perl or whatever mechanism is being used to shuttle information from > > your CGI script through Tomcat and any other layers you may have in > > between. > > > > I would check the CGI runner you are using to see if there is a buffer > > size tweaking setting. > > > > I didn't see anything like that in > > http://tomcat.apache.org/tomcat-6.0-doc/cgi-howto.html so you might want > > to check the code. > > > > CGIServlet appears to have a small (2048 byte) buffer for output, which > > shouldn't be a problem. It looks like the loop that monitors the > > (external) CGI process at 500ms intervals to check up on the process > > while no output is being produced. While output is being produced, it > > should be constantly moving data from the CGI's stdout to the > > ServletOutputStream (which is unbuffered). The /input/ from the CGI is > > Not strictly true. By default Tomcat has an 8Kb output buffer (in > o.a.c.c.OutputBuffer ;) before actually sending the output to the Socket. > > > buffered up through the end of the headers, and then the writer is > > ignored and the input stream is unbuffered (not really sure how this > > works properly...). It's possible that you are hitting odd buffer > > boundaries where a buffer flush requires several of these half-second > > pauses before enough data is available. > > > > Have you timed your perl script independently to see if there actually > > is a delay in generating the content, rather than simply moving if from > > the CGI to through Tomcat? > > > > - -chris > > > > -----BEGIN PGP SIGNATURE----- > > Version: GnuPG v1.4.9 (MingW32) > > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org > > > > iEYEARECAAYFAkgtx7EACgkQ9CaO5/Lv0PB4CACggNXDgd1RVziRT+L9KEFr60nC > > pVMAnim65WeLxS4QfhfKyeeD207ECWfm > > =Pnob > > -----END PGP SIGNATURE----- > > > > --------------------------------------------------------------------- > > To start a new topic, e-mail: users@tomcat.apache.org > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- Shabu Khan | Mentis Systems Inc | W: (425) 649-1130 | C: (425) 301-1948 | F: (425) 256-2819 http://www.linkedin.com/in/shabukhan
