I would agree with Tim. I have a Win7 32-bit machine and a couple of Vista machines and they're my workhorses for creating my voter applications; once I have them I can access them from any machine on the network.
*Don FriedmanProfessionalRecords.Com LLCPRS Data Systems* *205 S Main StreetPittsburgh, PA 15215412-784-1600 - 1-800-PRS-FILE 412-784-1615 Fax* On Fri, Jul 24, 2015 at 7:32 PM, Tim Rude <[email protected]> wrote: > I'd suggest giving it a try on Windows 7 32-bit with the latest version > of DP. No emulator or vDos needed. The NTVDM built into the 32-bit OS will > be your fastest way of running it on a current PC. > > Tim Rude > > > On 7/24/2015 5:00 PM, Jacques Gaijin wrote: > > Hi All, > > With great interest I have been following this post. Reason is I > programmed an extremely complicated report in DP-2.2, with a string of > subreports, even deeper subreports and generating new data entries to > multiple panels. In all, the report consists of around 690 lines in the > .STE file! This all worked fine on any Intel 386 processor wirh a clock > speed less than 50Mhz. It would take at least 6 hours to run on a database > with over 28.000 records to be addressed. After release of DataPerfect > v.2.3, it would generally crash or hang during the report, and always > crashes running any Windows version later than WfW-311, so I am still > running it (5x a year) on a machine I kept with an AMD 386-40 processor, > only for that purpose. > > Due to the complexity and time consumption, I even never even thought of > upgrading Dataperfect to any version later than v.2.2! Due to the issues > mentioned in this post, and if time permits..., I would consider giving > VDOS a try. But I am still hesitant about the outcome. Has anyone tried out > DataPerfect running in a LINUX emulator? Recently I installed (dual boot) a > Lubuntu version on a machine, so as to get rid of all Microsoft issues > altogether. > > There seem to be two MS-DOS emulators for LINUX, so if anyone has some > experience with these, as compared to vDOS, it would be very helpful. > > Keep DataPerfect running forever! > > Jacques Gaijin > > On 25-Jul-15 04:48, Tim Rude wrote: > > After all this discussion, I decided to take another look at DP report > execution times. > > First I decided to see if maybe I was running an old version of VDos. I've > been running version 2014.04.06. Looking on the site I see there have been > three releases since then, and the release notes report that some speed > optimizations were made in VDos. > > Specifically: > Version 2014.07.18: The emulated CPU gets more time to execute, so vDos > will run faster. > Version 2014.10.19: Simplified and stripped down the video/VGA drawing > routines, they are also a bit faster now. > Version 2014.10.19: Further optimization of CPU memory access functions, > vDos is in overall a 25% faster (a 10% due to compiling for speed). > > So I installed the latest version (2015.04.10) to see how it compares with > the earlier version I was running. I was hoping for some real improvements. > But I found that the reports actually take *longer* to run under the new > version of VDos than they did under the old version. I was totally not > expecting that! > > For example, one report which uses two-level reports and subreports to > generate an order summary consistently took about 52 seconds to run under > the old version of VDos. Under the new version of VDos it consistently > takes about 57 seconds. 5 seconds longer! > > To rule out any affects of disk-caching or memory-caching, I ran each > report multiple times back-to-back and I came up with the same times with > each run. > > Then, to compare the run times outside of VDos, I fired up MS Virtual PC > running WinXP and opened up the exact same database. Imagine my surprise > when the same report consistently took 73 seconds to run! > > Ok, next test was to run it in Windows 7's XPMode (using the same WinXP > virtual machine) that I tried above. This time it consistently took about > 70 seconds. Interesting that XPMode runs it faster than actually opening XP > in VPC, but still way too slow. > > So props to VDos for at least trouncing the VPC times. > > Then I rebooted from a CD with a live version of XP on it. Ran the exact > same database and the same report. It took 5 seconds to run. No that's not > a typo. FIVE seconds. That's more than 10 times faster than under VDos and > almost 15 times faster than under VPC/XP! > > I knew I remembered that my reports used to be much faster but I had > forgotten just how much faster they were. :( > > Makes you wonder sometimes if it's really progress... > > Tim Rude > > On 7/23/2015 9:07 AM, Don Friedman wrote: > > Malkie - yes, I have VDos working on Win8 on my notebook, works fine. The > "slow" problem carries to all the platforms I use it on, the developer > isn't quite sure what is causing it but recognizes that it is there. Since > it's not an issue across the board in general usage and doesn't seem to > impact the more frequent uses of the product, has no particular reason to > pursue it. > > Don > > > > > *Don Friedman ProfessionalRecords.Com LLC PRS Data Systems * > > > > *205 S Main Street Pittsburgh, PA 15215 412-784-1600 <412-784-1600> - > 1-800-PRS-FILE 412-784-1615 <412-784-1615> Fax* > > On Thu, Jul 23, 2015 at 8:30 PM, barmag <[email protected]> wrote: > >> Likewise, I haven't experience VDos working slow on Win7-64bit. >> >> What about Windows 8? Would DP work at least like it does on Win7-64bit >> using >> VDos? >> >> Malkie >> >> > Thanks Tim and Don. >> > >> > My experience difference then is that I have not run any large reports >> in a long time, and I don't >> > recall that I've even exported and reloaded a large dataset since using >> vDos. >> > >> > Don >> > >> > On 23/07/2015 12:56 AM, Don Friedman wrote: >> > Dan - all that is true. However, in my experience there are other >> functions that are terribly >> > slow, so slow in fact that I keep other older machines around to >> run those routines. Of >> > course, I'm talking about larger databases. Imports and the running >> of reports come to >> > mind. I once measured the same report running under VDos and >> straight from DOS >> > (mounted on a Vista machine) - my DOS report ran in about 20 >> minutes, under VDos it >> > took almost two hours. I gave up trying to import large datasets >> under VDos for the same >> > reason. >> > Otherwise, I really enjoy having VDos available to me and use it >> for functions that don't >> > require speed - report writing, building panels, inquiries of a >> lookup nature and the like. It >> > is solid as a rock as far as I can tell. Then again, I lead a >> relatively uncomplicated data life >> > and never print from DP. >> > >> > Don Don Friedman >> > ProfessionalRecords.Com LLC >> > PRS Data Systems >> > 205 S Main Street >> > Pittsburgh, PA  15215 >> > 412-784-1600 - 1-800-PRS-FILE >> > 412-784-1615 Fax >> > >> > >> > >> > >> > >> > On Wed, Jul 22, 2015 at 9:52 PM, Don Codling < >> <[email protected]>[email protected]> wrote: >> > I don't understand why you say vDos slows down DP, Tim. DP is >> greased lightning for me >> > running vDos on Win 7 - 64 bit. I don't think I've run any really >> large reports since starting >> > to work DP on vDos, but it loads virtually instantly - less than a >> second, and switches from >> > one to another database even faster, if possible, opens pages >> faster than I can time it ... >> > >> > Don Codling >> > >> > On 22/07/2015 6:48 PM, Tim Rude wrote: >> > DP (and any other 16-bit DOS app) will not run natively under Win-7 >> 64-bit. The >> > 32-bit OS can run 16-bit apps. >> > >> > To run under 64-bit Windows you have to use a DOS emulator like >> VDOS. Or you >> > can run a virtual machine (using Virtual PC, VirtualBox, etc.) with >> a compatible >> > OS installed and run DP inside it. VDOS is simplest but does slow >> DP down a bit. >> > >> > On 7/22/2015 10:30 AM, Jens Thorvald Høeg wrote: >> > Dear ALL >> > There was just a related question. Sorry to ask what has already >> been >> > discussed I believe but >> > >> > 1) Can you run Dataperfect under WIN-7 64 bit (it runs under 32 bit >> of >> > course, I do that) >> > >> > 2) If so, what do you have to do? >> > >> > Best regards >> > >> > Jens using Dataperfect since 1989! >> > >> > >> > Jens T Høeg, dr,scient, ph.d. >> > Always remember Chelmno, Belzec, Sobibor, Treblinka, Majdanek and >> > Auschwitsch >> > Marine Biology Section - Department of Biology >> > University of Copenhagen >> > Universitetsparken 4 - DK-2100 >> > Copenhagen DENMARK >> > +45 28751247 <%2B45%2028751247> [email protected] >> > >> > >> > _______________________________________________ >> > Dataperf mailing list >> > [email protected] >> > http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf >> > >> > >> > >> > >> > _______________________________________________ >> > Dataperf mailing list >> > [email protected] >> > http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf >> > >> > >> > >> > _______________________________________________ >> > Dataperf mailing list >> > [email protected] >> > http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf >> > >> > >> > >> > >> > >> >> >> _______________________________________________ >> Dataperf mailing list >> [email protected] >> http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf >> > > > > _______________________________________________ > Dataperf mailing > [email protected]http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf > > > > > _______________________________________________ > Dataperf mailing > [email protected]http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf > > > > > _______________________________________________ > Dataperf mailing list > [email protected] > http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf > >
_______________________________________________ Dataperf mailing list [email protected] http://lists.dataperfect.nl/cgi-bin/mailman/listinfo/dataperf
