[Tilesathome] TRAPI, ROMA, etc

Mathieu Arnold mat at mat.cc
Sat Feb 7 00:11:21 GMT 2009


I'm beginning to wonder if this email has just been dropped :-)

It would *really* be nice if someone could change the dev and the stable
t at h client to do what's written here, having one load balancer calling the
other is working, most of the time, but from time to time, when it's under
load, it's behaving strangely.

So, could someone, please, commit the proposed change (or tell me why it's
bad and should not be committed) ?

Thanks.

+--On 16 janvier 2009 15:37:45 +0100 Mathieu Arnold <mat at mat.cc> wrote:
| Hi,
| 
| A few weeks ago, I've put up a load balancer for ROMA, with three ROMA
| instances in it.
| Then, came a TRAPI server, and a second TRAPI server, and since
| yesterday, my ROMA became a TRAPI server (lost a drive, not enough space
| to cope with the postgresql database, TRAPI was a nice move.)
| 
| Now, there are two load balancers, the old ROMA one, at the old URL :
| http://roma.osm.absolight.net:8080/api/0.5/map
| 
| and a new one, for TRAPI, at :
| http://trapi.osm.absolight.net/api/0.5/map
| 
| For now, the ROMA LB includes the TRAPI one, so that the actual t at h client
| works smoothly. The drawback is that TRAPI does no carry all the tags
| (say, the tiger: source, import... are not in) it's fine from t at h point
| of view, but people might want to use ROMA for something else.
| 
| It would be nice to change the config to have, say :
| 
| APIServers = API,TRAPI,ROMA,XAPI
| 
| with an added :
| API_TRAPI = http://trapi.osm.absolight.net/api/%v/map?bbox=%b
| 
| When that will be done, I would remove the trapi servers from the ROMA lb
| so that it's really a ROMA, and people could really use it for other uses.



-- 
Mathieu Arnold




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