- Feat: Support Mix compaction. Covering tests include compatibility and
rollback ability.
- Read v1 segments and compact with v2 format.
- Read both v1 and v2 segments and compact with v2 format.
- Read v2 segments and compact with v2 format.
- Compact with duplicate primary key test.
- Compact with bm25 segments.
- Compact with merge sort segments.
- Compact with no expiration segments.
- Compact with lack binlog segments.
- Compact with nullable field segments.
- Feat: Support Clustering compaction. Covering tests include
compatibility and rollback ability.
- Read v1 segments and compact with v2 format.
- Read both v1 and v2 segments and compact with v2 format.
- Read v2 segments and compact with v2 format.
- Compact bm25 segments with v2 format.
- Compact with memory limit.
- Enhance: Use serdeMap serialize in BuildRecord function to support all
Milvus data types.
related: #39173
Signed-off-by: shaoting-huang <shaoting.huang@zilliz.com>
two point:
(1) reoder conjucts expr's subexpr, postpone heavy operations
sequence: int(column) -> index(column) -> string(column) -> light
conjuct
...... -> json(column) -> heavy conjuct -> two_column_compare
(2) support pre filter for expr execute, skip scan raw data that had
been skipped
because of preceding expr result.
#39869
Signed-off-by: luzhang <luzhang@zilliz.com>
Co-authored-by: luzhang <luzhang@zilliz.com>
issue: #40730
also see: https://github.com/milvus-io/cgosymbolizer/pull/2
After these PR, at linux:
- the milvus will always enable jemalloc by default.
- jemalloc will always compiled with --enable-prof options.
- all image will always enable the jemalloc prof by default.
- a pprof http service for jemalloc at `/debug/jemalloc/` will be
registered into restful.
- `jeprof` can remote profile the memory of milvus.
Signed-off-by: chyezh <chyezh@outlook.com>
See also #40558
Related to #35303 & #38066 as well
This PR:
- Add `BufferedForward` to limit memory usage forwarding stream delete
- Add `UseLoad` flag to determine `Delete` shall use `segment.Delete` or
`segment.LoadDelta`
- Fix delegator accidentally use always true candidate while load
streaming delta
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #40607
tantivy change: https://github.com/zilliztech/tantivy/pull/3
Benchmarks:
Test Envrioment: CPU 9900K
The data is insert by:
```
for i in 0..N {
for j in 0..UNIQUE {
let key = format!("hello{}", j);
index_writer.add_string(&key, i * UNIQUE + j).unwrap();
}
}
```
So the unique influences the locality of the matched docs.
The latency is the avg latency over 1000 repeate quries.
The result shows 22.5%-34.8% latency reduction.
---------
Signed-off-by: SpadeA <tangchenjie1210@gmail.com>
issue: #40292
related to #39552
- Fix incorrect delete checkpoint usage in SyncDistribution
- Change checkpoint parameter from action.GetCheckpoint() to
action.GetDeleteCP() in SyncTargetVersion call
- This resolves the issue where delete buffer data was being cleaned
prematurely due to wrong checkpoint reference
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
ref https://github.com/milvus-io/milvus/issues/40473
Collection is got without ref which means the collection could be
releases and the struct could be freed during the search which leads
schema inconsistency.
Signed-off-by: SpadeA <tangchenjie1210@gmail.com>
