Seals the largest growing segment if the total size of growing segments
of each shard exceeds the size threshold(default 4GB). Introducing this
policy can help keep the size of growing segments within a suitable
level, alleviating the pressure on the delegator.
issue: https://github.com/milvus-io/milvus/issues/34554
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
See also #34670
This PR add quota configuration for l0 segment entry number per
collection. If l0 compaction cannot keep up the insertion/upsertion
rate, this feature could back press the related rate.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #33285
- add idAlloc interface
- fix binary unsafe bug for message
- fix service discovery lost when repeated address with different server
id
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #34595
When consuming insert data on the delegator node, QueryCoord will move
out some sealed segments to manage its memory usage. After the growing
segment gets flushed, some sealed segments from other workers will be
moved back to the delegator node. To avoid the frequent movement of
segments, we estimate the maximum growing row count and preserve a
fixed-size memory in the delegator node.
---------
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
issue: #33285
- add two grpc resolver (by session and by streaming coord assignment
service)
- add one grpc balancer (by serverID and roundrobin)
- add lazy conn to avoid block by first service discovery
- add some utility function for streaming service
Signed-off-by: chyezh <chyezh@outlook.com>
See also #34574
Add jitter for segment seal proportion to avoid seal operation burst in
short period of time.
This PR also fix license header in paramtable pkg.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: # #34545
Print warn log instead of check health fail if orphan channel cp meta is
found in health check request.
Signed-off-by: jaime <yun.zhang@zilliz.com>
When the main dispatcher has not yet consumed data, curTs is 0. During
this time, merging dispatchers should not be allowed; otherwise, the
data of the solo dispatcher will be skipped.
issue: https://github.com/milvus-io/milvus/issues/34255
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
See also #34483
Some lint issues are introduced due to lack of static check run. This PR
fixes these problems.
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #33285
- implement producing and consuming server of message
- implement management operation for streaming node server
---------
Signed-off-by: chyezh <chyezh@outlook.com>
See also #33785
When config item is not present in paramtable, CAS fails due to
GetConfig returns error.
This PR make this returned err instance of ErrKeyNotFound and check
error type in \`CASCachedValue\` methods.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
related: #30376
fix: paritionIDs lost when no setting paritions
enhance: refine metrics for segment prune
Signed-off-by: MrPresent-Han <chun.han@zilliz.com>
issue: #34304
cosine is more widely used in float vectors, and cosine and hamming
distance are 'metrics' which have good geometric properties
Signed-off-by: chasingegg <chao.gao@zilliz.com>
Check if the segment exists during FlushSegments and add some key logs
in write path.
issue: https://github.com/milvus-io/milvus/issues/34255
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
Some lint issue is not detect due to recent static check pipeline issue.
This PR fixes these problem and Go milvusclient testcases.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Converting the same msgposition's vchannel to a pchannel multiple times
would result in an invalid pchannel, leading to seek failure and panic.
This PR:
1. Make a copy of msgposition in msgdispatcher.
2. Check if channel is already a pchannel, no further channel conversion
is performed.
issue: https://github.com/milvus-io/milvus/issues/34221
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
issue: #33285
- use reader but not consumer for pulsar
- advanced test framework
- move some streaming related package into pkg
---------
Signed-off-by: chyezh <chyezh@outlook.com>
See also #33823
`EvictCacheValueByFormat` may be block by on going `CASCacheValue` and
cause possible deadlock
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
See also #33483
Wrap `C.InitTrace` & `C.SetTrace` with timeout preventing otlp
initializtion hangs forever when endpoint is not set correctly
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #32995
To speed up the construction and querying of Bloom filters, we chose a
blocked Bloom filter instead of a basic Bloom filter implementation.
WARN: This PR is compatible with old version bf impl, but if fall back
to old milvus version, it may causes bloom filter deserialize failed.
In single Bloom filter test cases with a capacity of 1,000,000 and a
false positive rate (FPR) of 0.001, the blocked Bloom filter is 5 times
faster than the basic Bloom filter in both querying and construction, at
the cost of a 30% increase in memory usage.
- Block BF construct time {"time": "54.128131ms"}
- Block BF size {"size": 3021578}
- Block BF Test cost {"time": "55.407352ms"}
- Basic BF construct time {"time": "210.262183ms"}
- Basic BF size {"size": 2396308}
- Basic BF Test cost {"time": "192.596229ms"}
In multi Bloom filter test cases with a capacity of 100,000, an FPR of
0.001, and 100 Bloom filters, we reuse the primary key locations for all
Bloom filters to avoid repeated hash computations. As a result, the
blocked Bloom filter is also 5 times faster than the basic Bloom filter
in querying.
- Block BF TestLocation cost {"time": "529.97183ms"}
- Basic BF TestLocation cost {"time": "3.197430181s"}
---------
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
related: #33137
adding has_more_result_tag for various level's reduce to rectify
reduce_stop_for_best
Signed-off-by: MrPresent-Han <chun.han@zilliz.com>
YAML will automatically parse "off" as a boolean variable. We should
avoid using "off" in the future.
issue: https://github.com/milvus-io/milvus/issues/32772
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
issue: #30040
This PR introduce two database level props:
1. database.replica.number
2. database.resource_groups
User can set those two database props by AlterDatabase API, then can
load collection without specified replica_num and resource groups. then
it will use database level load param when try to load collections.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
1. use a small warmup pool to reduce the impact of warmup
2. change the warmup pool to nonblocking mode
3. disable warmup by default
4. remove the maximum size limit of 16 for the load pool
issue: https://github.com/milvus-io/milvus/issues/32772
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
Co-authored-by: xiaofanluan <xiaofan.luan@zilliz.com>
issue: #29419
also re-enabled an e2e test using restful api, which is previously
disabled due to https://github.com/milvus-io/milvus/issues/32214.
In restful api, the accepted json formats of sparse float vector are:
* `{"indices": [1, 100, 1000], "values": [0.1, 0.2, 0.3]}`
* {"1": 0.1, "100": 0.2, "1000": 0.3}
for accepted indice and value range, see
https://milvus.io/docs/sparse_vector.md#FAQ
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
when milvus process delete record, it need to find record's corresponded
segment by bloom filter, and higher bloom filter fp rate will cause
delete record forwards to wrong segments.
This PR Decrease bloom filter's default fp to 0.001.
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
See also #33122
This pr add param item `mq.ignoreBadPosition` to control behavior when
mq failed to parse message id from checkpoint
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Query slot of compaction in datanode, and transfer the control logic for
limiting compaction tasks from datacoord to the datanode.
issue: https://github.com/milvus-io/milvus/issues/32809
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
See also #33062
This PR:
- Add `lock.RWMutex` & `lock.Mutex` alias to switch implementation based
on build flags
- When build flags has `test` in it, use `go-deadlock` to detect
possible deadlocks
- Replace all `sync.RWMutex` & `sync.Mutex` in datacoord pkg
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Bumping version to v2.4.2. Also bump milvus-proto version to v2.4.3.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #32206, #32801
- search failure with some assertion, segment not loaded and resource
insufficient.
- segment leak when query segments
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #32910
* split replica's node list to channels when create replicas
* balance nodes among channels when node change happens
* implement channel level balance, let balance happens in channel level
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
See also #32748
This PR:
- Add `metautil.Channel` utiltiy which convert virtual name to physical
channel name, collectionID and shard idx
- Add channel mapper interface & implementation to convert limited
physical channel name into int index
- Apply `metautil.Channel` filter in querynode segment manager logic
---------
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
issue: #32663
- Use new param to control request resource timeout for lazy load.
- Remove the timeout parameter of `Do`, remove `DoWait`. use `context`
to control the timeout.
- Use `VersionedNotifier` to avoid notify event lost and broadcast,
remove the redundant goroutine in cache.
related dev pr: #32684
Signed-off-by: chyezh <chyezh@outlook.com>
Related to #32598
Use `WithBlock` may fail fast when create etcd client to some invalid
etcd endpoints and make it easier to check problem.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
related to #32165
1. for all the manager, support collection level index
2. remove collection level filter to avoid extra cpu usage when
collection number increases
Signed-off-by: xiaofanluan <xiaofan.luan@zilliz.com>
issue: #19095,#29655,#31718
- Change `ListWithPrefix` to `WalkWithPrefix` of OOS into a pipeline
mode.
- File garbage collection is performed in other goroutine.
- Segment Index Recycle clean index file too.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #29419
added helper functions to parse JSON representation of sparse float
vectors, will be used by both the restful server and the import utils.
Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>
https://github.com/milvus-io/milvus/issues/32321
Issue Description:
Tracing is an important means of identifying bottleneck points in a
system and is crucial for debugging production issues. Milvus(or any DB)
is generally the most downstream system for an user call -- a user call
can originate from UI and pass through multiple components, in
micro-services architecture, before reaching Milvus.
So, when an user experiences a glitch, one would debug the call trace
via logs using a common trace id. As of now, Milvus generates a new
trace id for every call and this request is to make sure client can pass
the trace id which will be used for all the logs across the Milvus
sub-components so that one can fetch logs for a user call across the
components -- including Milvus.
Signed-off-by: Shreesha Srinath Madogaran <smadogaran@salesforce.com>
Co-authored-by: Shreesha Srinath Madogaran <smadogaran@salesforce.com>
issue: #30647
- Add declarative resource group api
- Add config for resource group management
- Resource group recovery enhancement
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #29892
This PR:
1. Move the process of gathering materialized search info to when the
search plan is created, before it goes to each segment, to avoid
repeated work and access the plan node under multi-threaded
circumstances.
2. Enforce the supported MV type to `VARCHAR`
3. Add integration test
Signed-off-by: Patrick Weizhi Xu <weizhi.xu@zilliz.com>
fix https://github.com/milvus-io/milvus/issues/32059
this pr fix two issues:
offset is not handled correctly without specify a limit
reduceStopForBest doesn't guarantee to return limit result even if there
are more result when there is small segment
Signed-off-by: xiaofanluan <xiaofan.luan@zilliz.com>
Use an individual buffer size parameter for imports and set buffer size
to 64MB.
issue: https://github.com/milvus-io/milvus/issues/28521
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
See #31944
There is deadlock in concurrent invocation on `cache.DoWait()`. Suppose
2 callers are calling `DoWait` concurrently, the notification for cache
wait queue may be limited to just 1 caller's occupation instead of them
combined.
To fix this issue, this patch is trying to notify all waiters in queue.
Signed-off-by: Ted Xu <ted.xu@zilliz.com>
issue: #30647
- ReplicaManager manage read only node now, and always do persistent of
node distribution of replica.
- All segment/channel checker using ReplicaManager to get read-only node
or read-write node, but not ResourceManager.
- ReplicaManager promise that only apply unique querynode to one replica
in same collection now (replicas in same collection never hold same
querynode at same time).
- ReplicaManager promise that fairly node count assignment policy if
multi replicas of collection is assigned to one resource group.
- Move some parameters check into ReplicaManager to avoid data race.
- Allow transfer replica to resource group that already load replica of
same collection
- Allow transfer node between resource groups that load replica of same
collection
---------
Signed-off-by: chyezh <chyezh@outlook.com>
Feature Introduced:
1. Ensure ImportV2 waits for the index to be built
Enhancements Introduced:
1. Utilization of local time for timeout ts instead of allocating ts
from rootcoord.
3. Enhanced input file length check for binlog import.
4. Removal of duplicated manager in datanode.
5. Renaming of executor to scheduler in datanode.
6. Utilization of a thread pool in the scheduler in datanode.
issue: https://github.com/milvus-io/milvus/issues/28521
---------
Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
Fix etcd config source didn't respect auth enabled
Also removed pulsar recoverable error when pulsar return ConsumerBusy.
It could happen that pulsar didn't find the original consumer is dead
and recover takes some time.
fix#31631
Signed-off-by: xiaofanluan <xiaofan.luan@zilliz.com>
yihao.dai
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Patrick Weizhi Xu
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Ted Xu
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