if you're implementing with xml you *may* want to consider result-set data format which utilises less bandwidth such as json..start here http://gwt-rest.googlecode.com/svn/trunk/README
Martin ______________________________________________ Disclaimer and confidentiality note Everything in this e-mail and any attachments relates to the official business of Sender. This transmission is of a confidential nature and Sender does not endorse distribution to any party other than intended recipient. Sender does not necessarily endorse content contained within this transmission. > Date: Mon, 6 Oct 2008 09:20:21 +0900 > From: [EMAIL PROTECTED] > To: users@tomcat.apache.org > Subject: Re: useSendFile=true skips compression > > Thanks for the explaination. So either I take the performance hit if I > have high volumes, or the clients take a performance hit if I dont use > compression. Is there some way I could get the best of both worlds? Maybe > compress the files on the filesystem, then use a filter to programatically > change the content type of those specific files to gzip? I suppose that > would save some CPU as well, since the files wouldnt need to be recompressed > with every request. Of course that also means that browsers without gzip > abilities are SOL, but then again, this is a GWT app, so I am assuming a new > browser (sorry lynx, no support). > > On Sat, Oct 4, 2008 at 11:43 AM, Bill Barker <[EMAIL PROTECTED]> wrote: > > > > > "Shaun Senecal" <[EMAIL PROTECTED]> wrote in message > > news:[EMAIL PROTECTED] > > > Could someone explain to me why the NIO Connector will ignore the > > > compression settings for large files if useSendFile is enabled (it is by > > > default)? It seems to me that if compression is enabled you would > > > specifically want to use it when sendFile is enabled, but that might just > > > be > > > because I don't really understand what sendFile means/does :) > > > > > > > In "normal" mode, Tomcat reads the file into its own memory buffer, > > optionally compresses it, and then writes it out again to the socket. In > > "sendFile" mode, Tomcat tells the O/S to transfer the contents of the file > > directly to the socket (bypassing reading it in to Tomcat memory). On a > > modern O/S, this allows the O/S to transfer data using kernel memory only, > > instead of copying the kernel memory to program memory first (which has a > > significant cost on high-volume servers). > > > > > It looks like my solution is to simply disable this option, but I was > > > curious about why this is the case. I am trying to deploy a large GWT > > > app, > > > and I want to ensure that my massive JavaScript files get compressed > > > before > > > being sent to the client. > > > > > > > > > > > > > --------------------------------------------------------------------- > > To start a new topic, e-mail: users@tomcat.apache.org > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > _________________________________________________________________ Stay up to date on your PC, the Web, and your mobile phone with Windows Live. http://clk.atdmt.com/MRT/go/msnnkwxp1020093185mrt/direct/01/