ref https://github.com/milvus-io/milvus/issues/42626
This PR makes text match index and json key stats index be loaded based
on mmap config.
---------
Signed-off-by: SpadeA <tangchenjie1210@gmail.com>
issue: https://github.com/milvus-io/milvus/issues/41435
this PR also makes HasRawData of ChunkedSegmentSealedImpl to return
based on metadata, without needing to load the cache just to answer this
simple question.
---------
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
Related to #39173
This PR:
- Upgrade milvus-storage commit to fix filesystem finalized issue
- Add bucket-name as prefix for all fs style access io
- Initial arrow fs on querynodes startup
- Fix timestamp access when loading sealed segment
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: https://github.com/milvus-io/milvus/issues/41435
this PR is based on https://github.com/milvus-io/milvus/pull/41436.
Improvements include:
- Lazy Load support for Storage v1
- Use Low/High watermark to control eviction
- Caching Layer related config changes
- Removed ChunkCache related configs and code in golang
- Add `PinAllCells` helper method to CacheSlot class
- Modified ValueAt, RawAt, PrimitiveRawAt to Bulk version, to reduce
caching layer overhead
- Removed some unclear templated bulk_subscript methods
- CachedSearchIterator to store PinWrapper when searching on
ChunkedColumn, and removed unused contrustor.
---------
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
Related to #39718
This PR:
- Add reopen logic for growing & sealed segments
- Lazy reopen when schema version increases
- Add FinishLoad api for loading progress
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
https://github.com/milvus-io/milvus/issues/35528
This PR adds json index support for json and dynamic fields. Now you can
only do unary query like 'a["b"] > 1' using this index. We will support
more filter type later.
basic usage:
```
collection.create_index("json_field", {"index_type": "INVERTED",
"params": {"json_cast_type": DataType.STRING, "json_path":
'json_field["a"]["b"]'}})
```
There are some limits to use this index:
1. If a record does not have the json path you specify, it will be
ignored and there will not be an error.
2. If a value of the json path fails to be cast to the type you specify,
it will be ignored and there will not be an error.
3. A specific json path can have only one json index.
4. If you try to create more than one json indexes for one json field,
sdk(pymilvus<=2.4.7) may return immediately because of internal
implementation. This will be fixed in a later version.
---------
Signed-off-by: sunby <sunbingyi1992@gmail.com>
Previous PR #39437 only print log and add index while load operation is
still executed. This PR return early when segment decides not to load PK
index.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Related to #39205
Previous PR #39206
This PR change wait timeout behavior to log error and return to avoid
making other collection read failure in only some collections have
deadlock
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
1. Make the segment loader lock protect only the resource.
2. Optimize GetDiskUsage to avoid excessive overhead.
issue: https://github.com/milvus-io/milvus/issues/37630
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
1. DataNode: Skip generating BF during the insert phase (BF will be
regenerated during the sync phase).
2. QueryNode: Skip generating or maintaining BF for growing segments;
deletion checks will be handled in the segcore.
issue: https://github.com/milvus-io/milvus/issues/37630
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
Related to #39205
This PR merge `RLock` & `PinIfNotReleased` into `PinIf` function
preventing segment being released before any Read operation finished.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #38715
- Current milvus use a serialized index size(compressed) for estimate
resource for loading.
- Add a new field `MemSize` (before compressing) for index to estimate
resource.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #33285
- move most cgo opeartions related to search/query into segcore package
for reusing for streamingnode.
- add go unittest for segcore operations.
Signed-off-by: chyezh <chyezh@outlook.com>
Cgo API cost is not observerable since not metrics is related to them.
This PR add metrics for some sync cgo call related to load & write
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Related to #35303#30404
This PR change return type of `DeleteCodec.Deserialize` from
`storage.DeleteData` to `DeltaData`, which
reduces the memory usage of interface header.
Also refine `storage.DeltaData` methods to make it easier to usage.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Related to #35303
Slice of `storage.PrimaryKey` will have extra interface cost for each
element, which may cause notable memory usage when delta row count
number is large.
This PR replaces PrimaryKey slice with PrimaryKeys interface saving the
extra interface cost.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
This PR splits sealed segment to chunked data to avoid unnecessary
memory copy and save memory usage when loading segments so that loading
can be accelerated.
To support rollback to previous version, we add an option
`multipleChunkedEnable` which is false by default.
Signed-off-by: sunby <sunbingyi1992@gmail.com>
issue: #33744
This PR includes the following changes:
1. Added a new task type to the task scheduler in datacoord: stats task,
which sorts segments by primary key.
2. Implemented segment sorting in indexnode.
3. Added a new field `FieldStatsLog` to SegmentInfo to store token index
information.
---------
Signed-off-by: Cai Zhang <cai.zhang@zilliz.com>
