Restbase logs roughly 150 messages per minutes apparently due to some OCG / Parsoid requests, the message being solely [object Object]
One can find them in logstash by filtering on:
level: WARNING
user-agent: mw-ocg-bundler/1.3.0-git
type: restbase
Example:
| Logstash field | Value |
|---|---|
| @timestamp | 2015-12-18T11:01:21.190Z |
| @version | 1 |
| _id | AVG0wFMCptxhN1Xa4h7d |
| _index | logstash-2015.12.18 |
| _type | restbase |
| connection | close |
| content-length | 1045 |
| content-type | application/x-www-form-urlencoded |
| gelf_level | 4 |
| host | restbase1006 |
| level | WARNING |
| levelPath | warn/parsoid/bodyonly |
| message | [object Object] |
| normalized_message | [object Object] |
| pid | 28841 |
| source_host | 10.64.48.100 |
| tags | es,gelf,normalized_message_untrimmed |
| type | restbase |
| user-agent | mw-ocg-bundler/1.3.0-git |
| version | 1.0 |
| x-client-ip | 10.64.48.42 |
| x-forwarded-for | 10.64.48.42 |
| x-request-id | abbf6699-a576-11e5-a958-c67549225946 |
10.64.48.42 being ocg1002.eqiad.wmnet