Ok, habe mein altes Image wieder aufgespielt (inklusive fast-online repo) und anschließend ioBroker geupgradet.
js-controller, socket-io, web, admin sind auf der neuesten Version. Das Problem besteht weiterhin.
Keine Einträge in der Browser-Konsole. Der iobroker-log scheint mir auch unauffällig, abgesehen von diesem komischen Präfix "^[[32minfo^[[39m", aber das ist wahrscheinlich nur ein Kodierungs-Problem im Terminal:
2016-05-05 10:57:39.167 - ^[[32minfo^[[39m: host.ioBroker iobroker.js-controller version 0.8.10 js-controller starting
2016-05-05 10:57:39.181 - ^[[32minfo^[[39m: host.ioBroker Copyright (c) 2014-2016 bluefox, hobbyquaker
2016-05-05 10:57:39.182 - ^[[32minfo^[[39m: host.ioBroker hostname: ioBroker
2016-05-05 10:57:39.185 - ^[[32minfo^[[39m: host.ioBroker ip addresses:
2016-05-05 10:57:39.253 - ^[[32minfo^[[39m: inMem-states listening on port 9000
2016-05-05 10:57:39.382 - ^[[32minfo^[[39m: inMem-objects listening on port 9001
2016-05-05 10:57:39.404 - ^[[32minfo^[[39m: host.ioBroker InMemoryDB connected
2016-05-05 10:57:39.428 - ^[[32minfo^[[39m: host.ioBroker 5 instances found
2016-05-05 10:57:39.429 - ^[[32minfo^[[39m: host.ioBroker starting 5 instances
2016-05-05 10:57:43.451 - ^[[32minfo^[[39m: host.ioBroker instance system.adapter.web.0 started with pid 2470
2016-05-05 10:57:47.493 - ^[[32minfo^[[39m: host.ioBroker instance system.adapter.javascript.0 started with pid 2473
2016-05-05 10:57:47.864 - ^[[32minfo^[[39m: web.0 starting. Version 1.4.3 in /opt/iobroker/node_modules/iobroker.web
2016-05-05 10:57:49.480 - ^[[32minfo^[[39m: admin.0 starting. Version 1.0.3 in /opt/iobroker/node_modules/iobroker.admin
2016-05-05 10:57:49.668 - ^[[32minfo^[[39m: admin.0 requesting all states
2016-05-05 10:57:49.677 - ^[[32minfo^[[39m: admin.0 requesting all objects
2016-05-05 10:57:49.691 - ^[[32minfo^[[39m: admin.0 http server listening on port 8081
2016-05-05 10:57:49.693 - ^[[32minfo^[[39m: admin.0 Use link "http://localhost:8081" to configure.
2016-05-05 10:57:50.366 - ^[[32minfo^[[39m: web.0 socket.io server listening on port 8082
2016-05-05 10:57:50.393 - ^[[32minfo^[[39m: web.0 http server listening on port 8082
2016-05-05 10:57:51.775 - ^[[32minfo^[[39m: host.ioBroker instance system.adapter.simple-api.0 started with pid 2484
2016-05-05 10:58:17.567 - ^[[32minfo^[[39m: javascript.0 starting. Version 2.0.6 in /opt/iobroker/node_modules/iobroker.javascript
2016-05-05 10:58:17.623 - ^[[32minfo^[[39m: javascript.0 requesting all states
2016-05-05 10:58:17.632 - ^[[32minfo^[[39m: javascript.0 requesting all objects
2016-05-05 10:58:16.637 - ^[[32minfo^[[39m: admin.0 received all objects
2016-05-05 10:58:17.809 - ^[[32minfo^[[39m: admin.0 received all states
2016-05-05 10:58:18.205 - ^[[32minfo^[[39m: javascript.0 received all states
2016-05-05 10:57:39.555 - ^[[32minfo^[[39m: host.ioBroker instance system.adapter.admin.0 started with pid 2387
2016-05-05 10:58:19.128 - ^[[32minfo^[[39m: host.ioBroker instance system.adapter.zwave.0 started with pid 2491
2016-05-05 10:58:19.324 - ^[[32minfo^[[39m: simple-api.0 starting. Version 1.1.0 in /opt/iobroker/node_modules/iobroker.simple-api
2016-05-05 10:58:19.409 - ^[[32minfo^[[39m: simple-api.0 simpleAPI server listening on port 8087
2016-05-05 10:58:19.424 - ^[[32minfo^[[39m: simple-api.0 http server listening on port 8087