>>Please note that this might not be all TDE's fault. I have >>noticed that >>the X server (and possibly the kernel itself) tends to get slower >>and >>slower from release to release on old hardware. In general, >>locking >>myself to an old version of the kernel and Xorg on old hardware, >>then >>compiling new software on top of those old versions, seems to give >>halfway >>decent results. > > I agree the problem is not TDE per se. I too seem to believe that > Linux based systems get slower with each new release. > >>However, if you are noticing that TDE is running slower than KDE >>3.5.10 on >>the same X/kernel versions, then we have a problem. ;-) > > I haven't tried such a test on my older systems. On newer Linux > systems, compiling 3.5.10 now is all but impossible with all of the > various upstream software changes that require patching. I > experienced that compiling R14 on older Linux systems is impossible > without modifying or updating several distro packages. That limits > any 3.5.10->R14 comparison to a specific period of Linux OSs. > Fortunately, I have a candidate here (I can compile 3.5.10 and R14 > on Slackware 13.1) and will give this a test a go. > > That said what kinds of system or usability tests would be > representative? > > Darrell You bring up a long-standing problem here. :-) Without an automated performance test suite, all we can go in is the system "feel" and "snappiness" when trying to use it. I would still like to put together a test suite (ideally generic enough that we can also benchmark Qt4/Qt5 for comparison purposes), but don't have time at the moment with trying to get R14 out the door and all. Tim