rockeet

This PR resolves #10487 & #10536, user code needs to call Refresh() periodically.

This PR resolves #10591: DB Iterator is an heavy object and it should be reused if possible, thus when DB Iterator is reused the underlying SST's should also be reused,...

file_system.wrapper.remove.redudant.fields

2

Remove redundant field.

Long lived Iterator pinning flushed MemTable and compacted SSTs

3

### Expected behavior Flushed **MemTable**s and compacted **SST**s should be deleted. ### Actual behavior Long lived Iterators referring `Version` objects which referring **MemTable**s and compacted **SST**s which lead to memory...

set level0_file_num_compaction_trigger=-1 should disable intra L0 compaction

7

### Expected behavior set `level0_file_num_compaction_trigger=-1` should disable intra L0 compaction ### Actual behavior set `level0_file_num_compaction_trigger=-1` triggers infinite write stop ### Steps to reproduce the behavior set write_buffer_size=1G and target_file_size_base=1M, then...

Now `op.Handle` is `fuseops.HandleID` which needs map HandleID to FileHandle by `fs.fileHandles` ro by `fs.dirHandles` to DirHandle. If set `op.Handle`(uint64) as pointer to FileHandle or DirHandle, the map can be...

S3 support new checksums crc32/crc32c/sha1/sha256, which is faster, as descriped in https://d1.awsstatic.com/events/Summits/reinvent2022/STG209_Get-started-with-checksums-in-Amazon-S3-for-data-integrity-checking.pdf

### Expected behavior When sequentially loading data, we want to set `compaction_pri = kOldestSmallestSeqFirst`. After sequentially loading data, we want to set `compaction_pri = kMinOverlappingRatio`. ### Actual behavior `compaction_pri` is...

Many empty memtables are created during MyRocks create index

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### Expected behavior New MemTable should not be created if there are empty memtables. ### Actual behavior Many new (empty) MemTables are created during MyRocks create index. This is a...

compaction_job_test.cc: fix unnecessary object copy

3

fix several unnecessary object copy