dhis2-devs team mailing list archive

[Juma Lungo <jlungo@xxxxxxxxx>]

anyone with quick answers on these questions

--- On Mon, 5/24/10, Perera,Sriyanjit <PereraS@xxxxxxxxxx> wrote:

> From: Perera,Sriyanjit <PereraS@xxxxxxxxxx>
> Subject: RE: FW: Proposed WP Sessions to Complete Final Document: Thursday at 11 am
> To: "Juma Lungo" <jlungo@xxxxxxxxx>, arthur@xxxxxxxx, "Dr. Honest Christopher Kimaro" <honest_c@xxxxxxxxx>
> Cc: jrubona@xxxxxxxxx, "Sarah Emerson" <sarahemerson@xxxxxxxxx>
> Date: Monday, May 24, 2010, 9:13 PM
> Juma,
> Thank you for this, I guess I am trying to understand what
> the ideal configuration would be for the national server.
> When you say various servers I assume you mean everything
> from regular desktop computers to larger, multi processor,
> large memory servers? 
> 
> Have any of the other countries been able to provide
> guidance on what is required for a national installation
> that needs to exchange data with regional and district
> installations? When we end up with 133 district
> installations, 21 regional installations and 6500 facilities
> trying to submit data via IVR or SMS the national data
> warehouse server will be busy. 
> 
> In these larger 'national' installations are there
> advantages/disadvantages with different OS or relational
> database options? 
> 
> Does the current system support full redundancy? Will you
> need to change the relational database if this becomes a
> requirement? Someone mentioned an installation of a national
> server using a server at MOHSW. Does this server have
> appropriate anti-virus and backup functionality?
> 
> As the number of users accessing the system simultaneously
> increases I would expect the server requirements to
> increase. Have you been able to articulate what kind of data
> connectivity you would like.  I would think the data
> link to the MOHSW would be a limiting factor for a while
> until we can really build up the ICT capacity there. Are you
> able to help articulate this and relate it to the Tanzania
> national installation requirements.  How much data is
> transferred to and from the server during a regional or
> district 'synching'?
> 
> Sorry if these questions are basic or misinformed and sorry
> to bombard you with so many. Just trying to improve my
> understanding. We are all in agreement that the vision is to
> set a path for this to be maintained and operated by the
> MOHSW within their premises. As we discussed I  want to
> understand the extent to which the system would require or
> benefit from a temporary, 1-2 years, offsite hosting
> arrangement that provides improved system availability,
> improved physical and environmental security, improved data
> transmission capacity, reliability of data connectivity,
> automated monitoring of all applications, servers, network
> devices and communication services 24*7*365, etc.
> 
> Regards
> Sri Perera
> 
> 
> 
> 
> 
> Mr. Sriyanjit Perera 
> HMIS Advisor
> CTS Global, Inc.
> Assigned to: The Centers for Disease Control Prevention 
> Phone: +255 (0) 22 212 1440/1442 ext. 8409
> Mobile: +255 (0) 755 32 55 64 
> 
> 
>