branch-3.0: [opt](recycler) Improve robustness and observability #45617 #45856
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1. Fix delete non-existed object, the original impl. does not handle
correctly
2. Add recycle lag indicators: bvars for index, partition, rowset and
txn
1. `recycle_index_earlest_ts_${instance_id}` dropped table/mv
2. `recycle_partition_earlest_ts_${instance_id}` dropped partitions
3. `recycle_rowset_earlest_ts_${instance_id}` compacted rowset
4. `recycle_tmp_rowset_earlest_ts_${instance_id}` aborted transactions
tmp data
5. `recycle_expired_txn_label_earlest_ts_${instance_id}` expired labels
and transactions
4. Add retry for scan_and_recycle() to prevent KV error like "Request
future version"
6. Fix recycle delete instance may leak object data: we have to delete
data first before delete KV
7. Improve code readability: remove duplicated code and add more
comments
Contributor
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Thank you for your contribution to Apache Doris. Please clearly describe your PR:
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Contributor
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run buildall |
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Cherry-picked from #45617