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Performance Tuning Service


Performance Tuning Service

Business Introduction


With booming development of client business, the business volume of IT system is ever increasing. Generally, regular and frequent performance and evaluation and tuning for system enable clients further knowing the current situation of his system as well as possible challenges in the future and taking precautions to make long-term system resources planning, ensure steady and stable operation of the system and face challenges of business growth with ease.

 

System performance evaluation and tuning are inseparable. The purpose is to accurately locate performance bottlenecks through complete hardware and software performance evaluation, and to adjust system configuration in virtue of mature tuning method which has been proved by countless successful cases for improving the performance.


Performance evaluation includes content shown in the following table:

 


Number


Evaluation orientation


Performance evaluation content

1


Host performance evaluation

t  CPU service condition of host

t  Memory service condition of host

t  Disk service condition of host

t  File system service condition of host

t  Process management status of host

2

Storage performance evaluation

t  CACHE read hit rate

t  CACHE write hit rate

t  Disk IO utilization ratio

t  IO utilization ratio of LUN

3


Network performance evaluation

t  LAN port utilization ratio

t  WAN port inflow utilization ratio

t  WAN port outflow utilization ratio

t  Port error rate

t  Port packet loss rate

t  CPU utilization ratio of equipment

t  Memory utilization ratio of equipment

t  Utilization ratio of equipment cache

4


Database performance evaluation

t  Memory usage information of database

t  Spatial performance information of specific table in database

t  Read-write times of table space in database

t  Utilization of table space in database

t  Read-write times of data files or data equipment

t  Database fragment

t  Utilization of log space or rollback segment of database

t  Utilization of database lock

t  User-occupied resources in database

t  Number of database connections

5


Middleware performance evaluation

t  Number of queues connected by client side

t  Number of services

t  Times for which service is called

t  Time in which service is called

t  Number of messages in process queue

t  Application process load

t  Number of client flexible connections

 

 

 


 Research the project and define KPI indicator.

Make project management plan.

 Develop implementation plan.

 Hand over knowledge and files.

Conduct overall test in later period of implementation to verify the effect.

Come into the stage of implementation.

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