System Profiling

Transcript

1. System Profiling Gea-Suan Lin
2. Or, “System Monitoring”
3. Why we need system profiling ?
4. When something breaks,
5. You will have data to find out possible reason
6. Another reason,
7. Good data to tell you boss,
8. I need to buy more servers
9. So,
10. There are many topics to profiling...
11. We choose two:
12. • Server Profiling • Network Profiling
13. Server Profiling
14. Xymon
15. www.xymon.com
16. Old name Hobbit
17. Actually it’s an alarm system
18. But you should build alarm system first
19. Also, memory & disk alarm are important
20. Munin
21. munin-monitoring.org
22. Nice graphs
23. CPU usage
24. Memory usage
25. MySQL usage
26. Many plugins
27. There are still many tools that can profiling
28. Network Profiling
29. MRTG & RRDtool
30. Basic
31. SNMP for every interface
32. Mbits/sec
33. Packet/sec
34. More advanced
35. Custom script
36. Ping latency
37. Ping packet loss
38. SmokePing
39. oss.oetiker.ch/ smokeping/
40. Latency monitoring
41. Packet loss monitoring
42. It’s about SLA
43. Conclusion
44. Profiling your system as soon as possible
45. Thanks !