IT-PS Performance Monitoring Solution
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The document discusses performance monitoring in virtualized environments, highlighting key challenges and metrics for server and storage performance, availability, and resource utilization. It emphasizes the importance of monitoring bottlenecks, notification of limit exceedances, and visualization of performance data. The document also outlines economic and technical challenges, including investment decisions and maximizing existing hardware efficiency.
IT-PS Performance Monitoring Solution
- 1. Performance Monitoring and more … IT-Power Services © 2013 IT-PS
- 2. Monitoring of a virtualized Environment Points of Interest Challenges Economically Technically Monitoring - Performance Server Storage VIO Server FC Switch Client LPAR Monitoring - Availability 2 IT-Power Services 22.11.2013 © 2013 IT-PS
- 3. Points of Interest VIO Server: NPIV Physical Adapter Virtual Adapter FC Switch: Port Utilization SEA Physical Adapter Virtual Adapter Error statistics Configuration Health External Storage: Front End / Back End IO Rate Data Rate Transferred Data Cache Hit Rate Read / Write System CPU Client LPAR: I/O Information Response Time Disk Utilization LAN Utilization Subsystem Utilization CPU Utilization Job Information System Bus Service Information Utilization 3 IT-Power Services 22.11.2013 © 2013 IT-PS
- 4. Challenges - Economically How utilized is my current investment ?? How many additional customers / systems can I move to the existing Hardware ?? When will be the time for the next investment ?? Which investment will deliver the best price / performance ratio ?? 4 IT-Power Services 22.11.2013 © 2013 IT-PS
- 5. Challenges - Technically Monitoring of all potential bottlenecks Notification in the case of exceeding defined limits Monitoring of the virtualization layer Automated creation of Performance Graphs for Management as well as Customers Documentation of the Virtualization Layer 5 IT-Power Services 22.11.2013 © 2013 IT-PS
- 6. Monitoring (Performance) Top-Down Approach Layer 1 (Impact to all client LPARs): Power Server utilization (e.g. LPAR2RRD) Storage Utilization Layer 2 (Impact to “some” Client LPARs): VIOs Performance Utilization (FC, SEA) FC Switch Port Power Server Bus Utilization Layer 3 (Impact to one Client LPAR): Client LPAR Utilization 6 IT-Power Services 22.11.2013 © 2013 IT-PS
- 7. IT-PS Performance Monitor - Overview 7 IT-Power Services 22.11.2013 © 2013 IT-PS
- 8. IT-PS Performance Monitor – Error Log 8 IT-Power Services 22.11.2013 © 2013 IT-PS
- 9. Storage Utilization Overview about the Storage Utilization: Frontend IO/S und MB/s Backend IO/S und MB/s Virtual Disk IO/S und MB/s Physical Disk IO/S und MB/s CPU Cache Usage 9 IT-Power Services 22.11.2013 © 2013 IT-PS
- 10. VIOs Utilization – Fiber Channel Important is to recognize immediately which Client LPAR is causing which part of the work load Individual LPAR !! 10 IT-Power Services 22.11.2013 © 2013 IT-PS
- 11. VIOs Utilization – Shared Ethernet Adapter Important is to recognize immediately which Client LPAR is causing which part of the work load Individual connections!! 11 IT-Power Services 22.11.2013 © 2013 IT-PS
- 12. IOA Utilization – Client View Shows the total FC Work Load produced by one client LPAR 12 IT-Power Services 22.11.2013 © 2013 IT-PS
- 13. FC Switch Port Because of a Zoning n-Host Ports to 1 Storage Port there might be a performance issue Shortages at Metro Mirror connections have an immediate impact to all mirrored Client LPARs !! 13 IT-Power Services 22.11.2013 © 2013 IT-PS
- 14. Power Server Bus Utilization Dependent on the used HW it is possible to monitor the utilization of the System Bus (connection between system unit and expansion drawers) It is important to avoid in balances of the System Bus 14 IT-Power Services 22.11.2013 © 2013 IT-PS
- 15. Client LPAR Utilization Analysis and graphical presentation of all Performance information is possible Requirements are highly dependent to the usage of each system and might differ a lot between customers !! 15 IT-Power Services 22.11.2013 © 2013 IT-PS
- 16. Monitoring (Availability) Monitoring the Availability of all Components Producing a list of all Errors of the following components: HMC VIO Server FC Switch all Serviceable Events all Error Log Entries e.g. CRC, ENC, Trunk Error, BBC 0, … Notification in the case of Events via E-Mail Customizable based on the Severity If required notification via SMS 16 IT-Power Services 22.11.2013 © 2013 IT-PS
- 17. Developed and maintained by … IT-Power Services GmbH E-Mail: office@it-ps.at 17 IT-Power Services 22.11.2013 © 2013 IT-PS