Fighting Coronavirus: Freshippo Reveals 12 Key Technologies to Achieve 0 Faults over a Year (Part 1)

1. Stability Is King

2. Analysis on the Intelligent Scheduling Link

3. Stability Factor Analysis and Relevant Practices

3.1 Database Dependency

(1) Slow SQL statements

(2) Large number of logical reads

(3) CloudDBA properties, such as the CPU, memory, load, and QPS trends

(4) Non-isolated databases

(5) Database degradation

(6) Inconsistent sizes and types of the same business field in the upper stream and downstream

(7) Database capacity, indexing, and so on

(8) Results from database changes

(9) The DB table is not in UTF8 mtd format

3.2 HSF Dependency

(1) HSF service timeout

(2) The retry mechanism upon HSF timeout

(3) Service caching

(4) Service degradation

(5) Service isolation

(6) Traffic prediction and stress testing

3.3 HSF Service Provision

(1) Service timeout

(2) Traffic throttling

(3) Idempotence

(4) Service caching

(5) Service isolation: Same as above

(6) Traffic estimation and stress testing: Same as above

Original Source:

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