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More about Icinga alerts

• App healthcheck failed
• App isn't running the expected Ruby version
• Asset master and slave disk space comparison
• Asset master attachment processing
• AWS SES quota usage higher than expected
• Backup passive checks
• Benchmark search queries failed
• Check for spelling suggestions failed
• ClamAV definitions out of date
• Data sync
• Defined CPU type does not match
• duplicate SSH host keys
• Elasticsearch cluster health
• Elasticsearch: not receiving Syslog from Logstash
• Email alerts not sent
• Enhanced ecommerce data export
• es-rotate
• Fastly error rate for GOV.UK
• Fetch analytics data for search failed
• Fix stuck virus scanning
• Free memory warning on backend
• GitHub Enterprise connectivity
• Gor
• high disk time
• High memory for application
• high zombie procs
• Logs are not being received from the CDN
• logspout running
• Low available disk inodes
• Low available disk space
• mongod replication lag
• MongoDB rollback
• MySQL Xtrabackups to S3
• MySQL: replication lag
• MySQL: replication running
• Nginx 429 too many requests
• Nginx 5xx rate too high for many apps/boxes
• Nginx high conn writing -- upstream indicator Check
• Nginx requests too low
• ntp drift too high
• Offsite backups
• Onsite backups
• Outstanding security updates
• PagerDuty drill
• Pingdom check for homepage failing
• Pingdom search check
• PostgreSQL: replication too far behind
• PostgreSQL: S3 Backups
• Prolonged GC collection times
• publisher app healthcheck not ok
• Puppet last run errors
• RabbitMQ: high watermark has been exceeded
• RabbitMQ: No consumers listening to queue
• reboot required by apt
• Redis alerts
• rkhunter warnings
• root filesystem is readonly
• Unicorn Herder
• Varnish port not responding
• VPN down
• Whitehall app healthcheck not ok
• Whitehall scheduled publishing