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feat(vbn): added Lessons Learned section

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Begerad, Stefan 2021-08-31 08:25:28 -04:00
parent f40669825e
commit 6c35f58793
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vbn/vbn.md
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@ -1,6 +1,6 @@
# OTP setup for VBN # OTP setup for VBN
There is not just one way to do it. There is not just one way to do it.
That is why you find the following selection. That is why you have following selection.
## Setup according to [basic tutorial](http://docs.opentripplanner.org/en/latest/Basic-Tutorial/) ## Setup according to [basic tutorial](http://docs.opentripplanner.org/en/latest/Basic-Tutorial/)
* Download GTFS [data](vbn.gtfs.zip) from Connect-Fahrplanauskunft GmbH * Download GTFS [data](vbn.gtfs.zip) from Connect-Fahrplanauskunft GmbH
@ -27,4 +27,26 @@ to be continued
## Setup accoding to [Stadtnavi tutorial](https://github.com/stadtnavi/stadtnavi-tutorial) ## Setup accoding to [Stadtnavi tutorial](https://github.com/stadtnavi/stadtnavi-tutorial)
### Lessons Learned
Setting both `MEMORY` and `GRAPH_BUILD_MEMORY` to 4 GB and running the instruction ```docker-compose --env-file=.env.vbn up --build -d``` on a computer with 8 GB total and 4 GB memory available results in the following error.
```
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
at org.opentripplanner.common.geometry.PackedCoordinateSequence$Double.<init>(PackedCoordinateSequence.java:246)
at org.opentripplanner.common.geometry.Serializable2DPackedCoordinateSequenceFactory.create(Serializable2DPackedCoordinateSequenceFactory.java:15)
at org.locationtech.jts.geom.GeometryFactory.createLineString(GeometryFactory.java:573)
at org.opentripplanner.common.geometry.GeometryUtils.makeLineString(GeometryUtils.java:53)
at org.opentripplanner.common.geometry.GeometryUtils.addStartEndCoordinatesToLineString(GeometryUtils.java:71)
at org.opentripplanner.common.geometry.CompactLineString.compactLineString(CompactLineString.java:110)
at org.opentripplanner.model.TripPattern.setHopGeometry(TripPattern.java:163)
at org.opentripplanner.model.TripPattern.setHopGeometries(TripPattern.java:158)
at org.opentripplanner.graph_builder.module.geometry.GeometryAndBlockProcessor.run(GeometryAndBlockProcessor.java:161)
at org.opentripplanner.graph_builder.module.GtfsModule.buildGraph(GtfsModule.java:153)
at org.opentripplanner.graph_builder.GraphBuilder.run(GraphBuilder.java:81)
at org.opentripplanner.standalone.OTPMain.startOTPServer(OTPMain.java:136)
at org.opentripplanner.standalone.OTPMain.main(OTPMain.java:52)
12:11:10.329 INFO (OtpStartupInfo.java:47) OTP SHUTTING DOWN (version: 2.1.0-SNAPSHOT, ser.ver.id: 8, commit: f4d04d59568708cf9778b48f8cb8bbcb9d16b269, branch: dev-2.x)
The command '/bin/sh -c java -Xmx$MEMORY -jar otp-shaded.jar --build --save /opt/opentripplanner/build/' returned a non-zero code: 1
```
to be continued to be continued