Jens Elkner

jenkins is just java - has nothing to do with rails, just executes the tests. So if application tests fail, you need to find out first, why your tests do...

Probably a temp. error. Might correlate to ... ? ``` 2015-07-21 21:25:10 UTC [4039-1] ontohub@ontohub LOG: sending cancel to blocking autovacuum PID 4246 2015-07-21 21:25:10 UTC [4039-2] ontohub@ontohub DETAIL: Process...

Hmmm, another thing which could cause it, are the apache httpd's timeout settings: The current settings (defaults) are: ``` RequestReadTimeout header=20-40,minrate=500 RequestReadTimeout body=10,minrate=500 ``` So it waits max. 20s for...

Hmm, so not really reproducable. However, my FF actively timed out https://ontohub.org/repositories/imageschemafamily/ontologies?page=2 , when digging around. @fabianneuhaus: What browser do you use? BTW: Note sure, what the app really does...

Hah - could trigger it! httpd access log: `mai.ei.pie 2015-08-17 21:07:16 +0200 + 1085 6224 1207 300140068 - 502 "GET /repositories/imageschemafamily/ontologies?page=2 HTTP/1.1" "https://github.com/ontohub/ontohub/issues/1450" "Mozilla/5.0 (X11; SunOS i86pc; rv:31.0) Gecko/20100101 Firefox/31.0"`...

Not really, since I couldn't convince it to drop a core dump, I changed the kernel parameter, so that now core dumps get always dropped into /var/cores/ instead of the...

`config/environments/production.rb: config.log_level = :info`?

BTW: 9902 and the like is a bad idea! Incrementing by => 100 is much better, causes less trouble ...

All servers are running ntpd a priori in global zones. However, obviously in the previous update Ubuntu staff managed to just deliver the /etc/ part of the ntp package (or...

Is it possible to implement something like: - on SIGPROF dump heap/stats/etc. similar to http://tmm1.net/ruby21-objspace/ - on VTALARM start a manual GC as described on http://tmm1.net/ruby21-oobgc/ ? (These signames, because...