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We can see the one real redundancy example in the following picture. (I just highlight only one segment.)
Whenthere is no requirement for real-time analytics based on remote storage directly. It has the following drawbacks:
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We can use follow tests to cover the change:
local retention time | local retention size | lag time | lag size | Expect result |
-1 | -1 | 0 | 0 | No delay check |
-1 | -1 | No delay check | ||
1 day | 1 GB | lag: 1 day + 1 GB | ||
3 day | -1 | 0 | 0 | No delay check |
-1 | -1 | lag: 3 day + no size check | ||
1 day | 1 GB | lag: 1 day + 1 GB | ||
-1 | 3 GB | 0 | 0 | No delay check |
-1 | -1 | lag: no time check + 3 GB | ||
1 day | 1 GB | lag: 1 day + 1 GB | ||
3 day | 3 GB | 0 | 0 | No delay check |
-1 | -1 | lag: 3 day + 3 GB | ||
1 day | 1 GB | lag: 1 day + 1 GB |
Unit Tests:
- Test upload eligibility logic with different configure values
- Test configuration validation for topic
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