https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt
All the Analytics hosts need to have their kernel upgraded asap.
List:
- Analytics Kafka brokers
- Analytics main brokers (eqiad)
- Analytics main brokers (codfw)
- Druid nodes
- Stat hosts (requires downtime announcement)
- Analytics1003 (requires downtime announcement)
- Thorium
- Hadoop workers
- Hadoop masters
- AQS
- Eventlogging
- Piwik (remember to couple bohrium's reboot with maintenance for mysql)