I agree with Bob that it is worth trying going with H2, as it does simplify things considerably. It also provides a possibility for db backup (and transmission) through the copying (and sending) of the whole db file (though a monthly zipped incremental DXF export should be smaller).
Knut On Thu, Aug 18, 2011 at 3:40 PM, Olav Poppe <olav.po...@gmail.com> wrote: > Thanks > It seems the barrier for going offline should be quite high... Will have to > look more into exactly how bad the connections are in the worse areas, and > also into the offline data entry in 2.4. > > As for those districts that *are* in fact offline, is the live package > with H2 sufficient? Keeping postgres out of the picture would likely reduce > the amount of support required quite a lot. > > Olav > > > Den 18. aug. 2011 kl. 13:32 skrev Jason Pickering: > > I agree with both Bob and Ola. > > We have tried not quite yet succeeded in getting DHIS2 installed with > Tomcat/Postgres on Windows with a one-click installer, this my caveat about > a "supervised" install. There are a lot of things which can happen on users > machines and maintenance becomes a huge issue. DHIS is still under intense > development, and a lot of things change quickly. Upgrading a single server > is a piece of cake. Upgrading dozens or hundreds of off-line machines is a > true nightmare and a serious risk and resource drain to any deployment. > > I agree with Ola. Totally exclude an on-line server as an option first. If > you have already done that, all I can say is, be prepared for a LOT of tech > support. > > Regards, > Jason > > > On Thu, Aug 18, 2011 at 3:15 PM, Ola Hodne Titlestad <ol...@ifi.uio.no>wrote: > >> Olav, >> >> How offline are these districts? Can they not get connected through mobile >> usb modems/dongles? There is so much to gain from online deployment that I >> would check out every alternative of connectivity before deciding to go >> completely offline. The mobile Internet solution is working very well in >> Kenya. With the offline data entry capabilities in the upcoming 2.4, the >> districts do not have to be online during the data entry process, which is a >> major advantage in areas with poor/unstable connectivity. >> >> Further recommendations on deployment can be found in the implementation >> guide here: >> http://dhis2.org/doc/snapshot/en/implementer/html/ch04.html >> >> And a presentation on the same topic in the zip file with implementation >> guide slides here: >> http://dhis2.org/download/presentations/presentations.zip >> >> Ola >> ------- >> >> >> ---------------------------------- >> Ola Hodne Titlestad (Mr) >> HISP >> Department of Informatics >> University of Oslo >> >> Mobile: +47 48069736 >> Home address: Vetlandsvn. 95B, 0685 Oslo, Norway. Googlemaps >> link<http://maps.google.com/maps?f=q&source=s_q&hl=en&geocode=&q=Vetlandsvn.+95B,+0685+Oslo,+Norway> >> >> >> >> On 18 August 2011 15:02, Jason Pickering <jason.p.picker...@gmail.com>wrote: >> >>> One strong reason not to use it is the relative lack of testing. In >>> theory, it should work, but just as with MySQL, much more testing has >>> occurred with Postgres than with the other database systems. >>> >>> We have some beta-level Windows installers, which might be of interest to >>> you, which work pretty well under supervised circumstances. It might be >>> something to consider if you want a relatively automated install of the >>> DHISLive/Postgresql stack, with automated restore of the database. >>> >>> Regards, >>> Jason >>> >>> >>> On Thu, Aug 18, 2011 at 2:48 PM, Olav Poppe <olav.po...@gmail.com>wrote: >>> >>>> Hello, >>>> we're looking at what do to with offline installations for the >>>> implementation here in Ghana. Are there any reasons *not* to use DHIS >>>> Live? Can H2 be used (importing the metadata into an empty database), or >>>> should postgres be set up as well? >>>> >>>> There are 170 districts here, and about half of them might have to be >>>> offline installs so an easy-to-use solutions would be good. >>>> >>>> Thanks, >>>> Olav >>>> >>>> _______________________________________________ >>>> Mailing list: https://launchpad.net/~dhis2-devs >>>> Post to : dhis2-d...@lists.launchpad.net >>>> Unsubscribe : https://launchpad.net/~dhis2-devs >>>> More help : https://help.launchpad.net/ListHelp >>>> >>>> >>> >>> _______________________________________________ >>> Mailing list: https://launchpad.net/~dhis2-devs >>> Post to : dhis2-d...@lists.launchpad.net >>> Unsubscribe : https://launchpad.net/~dhis2-devs >>> More help : https://help.launchpad.net/ListHelp >>> >>> >> > > > _______________________________________________ > Mailing list: https://launchpad.net/~dhis2-devs > Post to : dhis2-d...@lists.launchpad.net > Unsubscribe : https://launchpad.net/~dhis2-devs > More help : https://help.launchpad.net/ListHelp > > -- Cheers, Knut Staring
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