Ops Skills and Tools for Beginners [MongoDB World 2014]

Originally presented at MongoDB World 2014. This is an introduction to Ops with MongoDB aimed at Developers and people who haven't run MongoDB in production before. It covers some basics of servers, hosting, installation, monitoring and backups.

Transcript

1. rainforest @rainforestqa Ops Skills and Tools for Beginners
2. Russell Smith ! English guy Mongo DB Master Ex Ops consultant Ruby / PHP developer YC S12 Alum Using mongo in Prod since 1.6/1.8
3. @rainforestqa rainforest Rainforest QA ! Insanely simple testing checkout: www.rainforestqa.com
4. What is Ops?
5. @rainforestqa rainforest Setting up servers / services
6. @rainforestqa rainforest Supporting Engineers
7. @rainforestqa rainforest Keeping stuff running
8. @rainforestqa rainforest Avoiding disasters
9. @rainforestqa rainforest Fixing breakage
10. Lets Learn the basics
11. Installation
12. @rainforestqa rainforest Replicated
13. @rainforestqa rainforest Sharded
14. @rainforestqa rainforest Best practices Ubuntu is simplest Install from Mongo’s repo Chose the right replica set size: 3 nodes Never use 32 bits
15. @rainforestqa rainforest Alternatives MongoHQ MonogLab ObjectRocket MMS + AWS (via automation)
16. Monitoring Mongo
17. @rainforestqa rainforest Server components
18. @rainforestqa rainforest Storage magnetic, ssd metric: disk io
19. @rainforestqa rainforest Memory / RAM fastest general store metrics; free, swap usage
20. @rainforestqa rainforest Network allows communication use 1gbit or higher (avoid 100mbit) metrics; latency, throughput
21. @rainforestqa rainforest CPU more is better mostly used metrics; % usage
22. @rainforestqa rainforest Monitoring & Diagnostics
23. @rainforestqa rainforest Top things to monitor Failover events Repl Lag Connections Lock % Disk usage
24. @rainforestqa rainforest Hosted is Simplest
25. MMS Hosted, free for monitoring ! Also can do Backups Automation
26. Scout Monitors mongo, servers and many others (Plugins!) ! non-free
27. Server Density Monitors mongo, servers and many others (Plugins!) ! non-free
28. @rainforestqa rainforest Opensource options Ganglia Munin Nagios Zabbix
29. Linux tools to learn mongostat / mongotop top iostat vmstat netstat
30. @rainforestqa rainforest Mongo shell rs.conf() rs.status() db.serverStatus() db.stats() db.currentOp()
31. @rainforestqa rainforest Backups
32. @rainforestqa rainforest Backup options mongodump from the file system LVM / EBS MMS
33. @rainforestqa rainforest TEST YOUR BACKUPS
34. Common pitfals
35. Missing indexes! Running out of disk space Untested backups Sharding too late / wrong key un-replicated / even set size
36. @rainforestqa rainforest Conclusion do backups monitor read the docs
37. rainforest @rainforestqa Questions? @rainforestqa @rhs