[fix] prevent offload non-persistent or system topics

[chunxiaozheng]

When ledger is closed, do not offload when this ledger is non-persistent or system topics.

Motivation

When ledger is closed, do not offload when this ledger is non-persistent or system topics.

Modifications

Verifying this change

• [ ] Make sure that the change passes the CI checks.

(Please pick either of the following options)

This change is a trivial rework / code cleanup without any test coverage.

(or)

This change is already covered by existing tests, such as (please describe tests).

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This change added tests and can be verified as follows:

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• Added integration tests for end-to-end deployment with large payloads (10MB)
• Extended integration test for recovery after broker failure

Does this pull request potentially affect one of the following parts:

If the box was checked, please highlight the changes

• [ ] Dependencies (add or upgrade a dependency)
• [ ] The public API
• [ ] The schema
• [ ] The default values of configurations
• [ ] The threading model
• [ ] The binary protocol
• [ ] The REST endpoints
• [ ] The admin CLI options
• [ ] The metrics
• [ ] Anything that affects deployment

Documentation

• [ ] doc
• [ ] doc-required
• [x] doc-not-needed
• [ ] doc-complete

Matching PR in forked repository

PR in forked repository:

[dao-jun]

NonPersistentTopic has no ledgers to persist messages, so we don't need to care about it. About SystemTopic, I remember there is a PR to fix it

[dao-jun]

Got it, https://github.com/apache/pulsar/pull/22497

[chunxiaozheng]

Got it, #22497

Thanks! But I see the #22497 did not merge. In our scenario, due to system topic triggered offload, many exceptions were printed in the log, so I submitted the above modifications

[dao-jun]

Got it, #22497

Thanks! But I see the #22497 did not merge. In our scenario, due to system topic triggered offload, many exceptions were printed in the log, so I submitted the above modifications

let me ask him, if there is no other problems, I'll reopen and merge it

[chunxiaozheng]

Got it, #22497

Thanks! But I see the #22497 did not merge. In our scenario, due to system topic triggered offload, many exceptions were printed in the log, so I submitted the above modifications

let me ask him, if there is no other problems, I'll reopen and merge it

Thanks！

[dao-jun]

@chunxiaozheng https://github.com/apache/pulsar/pull/22497 merged, let's close this PR

[chunxiaozheng]

@chunxiaozheng #22497 merged, let's close this PR

okay，thanks！