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enhance: [cp 2.6] Implement rate limiting in WAL append operations

area/internal-api

dco-passedDCO check passed.DCO check passed.

kind/enhancementIssues or changes related to enhancementIssues or changes related to enhancement

size/XXLDenotes a PR that changes 1000+ lines.Denotes a PR that changes 1000+ lines.

Status: Open (in progress).

milvus-io/milvusnumber 50106

#50106 In milvus-io/milvus;

· chyezh opened on May 27, 2026

[Bug]: TestMilvusClientRbacAdvance collection privilege cases fail at using_database with PERMISSION_DENIED on branch 2.6

area/test

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50211 In milvus-io/milvus;

· NicoYuan1986 opened on Jun 1, 2026

test: [cp 2.6] support chaos request consistency options

area/test

ci-passed

dco-passedDCO check passed.DCO check passed.

do-not-merge/need-merge-master-firstany pr merge to release branch need to merge master firstany pr merge to release branch need to merge master first

kind/test

sig/testing

size/LDenotes a PR that changes 100-499 lines.Denotes a PR that changes 100-499 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50125

#50125 In milvus-io/milvus;

· chyezh opened on May 27, 2026

enhance: [2.6] adds dimensions support for TEI text embedding.

ci-passed

dco-passedDCO check passed.DCO check passed.

do-not-merge/need-merge-master-firstany pr merge to release branch need to merge master firstany pr merge to release branch need to merge master first

kind/enhancementIssues or changes related to enhancementIssues or changes related to enhancement

size/MDenotes a PR that changes 30-99 lines.Denotes a PR that changes 30-99 lines.

Status: Open (in progress).

milvus-io/milvusnumber 49646

#49646 In milvus-io/milvus;

· melodyshu opened on May 9, 2026

fix: add standalone migrate data timeout to prevent shutdown hang

approved

dco-passedDCO check passed.DCO check passed.

kind/bugIssues or changes related a bugIssues or changes related a bug

size/LDenotes a PR that changes 100-499 lines.Denotes a PR that changes 100-499 lines.

Status: Open (in progress).

milvus-io/milvusnumber 49081

#49081 In milvus-io/milvus;

· chyezh opened on Apr 16, 2026

enhance: [2.6] Make max array capacity configurable

approved

ci-passed

dco-passedDCO check passed.DCO check passed.

do-not-merge/need-merge-master-firstany pr merge to release branch need to merge master firstany pr merge to release branch need to merge master first

kind/enhancementIssues or changes related to enhancementIssues or changes related to enhancement

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/LDenotes a PR that changes 100-499 lines.Denotes a PR that changes 100-499 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50265

#50265 In milvus-io/milvus;

· zhengbuqian opened on Jun 3, 2026

[Bug]: CVE-2026-31812 in Milvus 2.6.18

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50256 In milvus-io/milvus;

· liangbug opened on Jun 3, 2026

fix: [2.6] Pass OpContext to PinCells calls (#50231)

approved

ci-passed

dco-passedDCO check passed.DCO check passed.

kind/bugIssues or changes related a bugIssues or changes related a bug

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/LDenotes a PR that changes 100-499 lines.Denotes a PR that changes 100-499 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50303

#50303 In milvus-io/milvus;

· congqixia opened on Jun 5, 2026

[Bug]: Range search 20x–200x QPS degradation on IVF_PQ/HNSW at 1.4B scale: nprobe forced to nlist + overly permissive early termination

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50327 In milvus-io/milvus;

· cnangel opened on Jun 5, 2026

[Bug]: Upsert fails on autoID=true collections despite documentation claiming support

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50355 In milvus-io/milvus;

· yihui504 opened on Jun 7, 2026

[Bug]: OpContext not passed to PinCells in search/query calls

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

Bug

#50230 In milvus-io/milvus;

· congqixia opened on Jun 2, 2026

[Bug]: round_decimal changes FLAT L2 Top-k ordering across segments

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50347 In milvus-io/milvus;

· mmnhgo opened on Jun 6, 2026

[Bug]: REST API v2: search returns HTTP 200 for limit=0/-1 and dimension mismatch

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50353 In milvus-io/milvus;

· yihui504 opened on Jun 7, 2026

[Bug]: REST API v2: password complexity not enforced — "abcdefgh" accepted on users/create

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50354 In milvus-io/milvus;

· yihui504 opened on Jun 7, 2026

[Bug]: SalvageCheckpoint feature unreachable after force-promote (GetReplicateInfo handler + retry policy)

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50344 In milvus-io/milvus;

· czs007 opened on Jun 5, 2026

[Bug]: StreamingNode crashes in segcore retrieve during concurrent query and segment transfer

kind/bugIssues or changes related a bugIssues or changes related a bug

priority/critical-urgentHighest priority. Must be actively worked on as someone's top priority right now.Highest priority. Must be actively worked on as someone's top priority right now.

severity/criticalCritical, lead to crash, data missing, wrong result, function totally doesn't work.Critical, lead to crash, data missing, wrong result, function totally doesn't work.

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50366 In milvus-io/milvus;

· zhuwenxing opened on Jun 8, 2026

fix: [2.6] align expression cursor with scalar index raw data

dco-passedDCO check passed.DCO check passed.

do-not-merge/need-merge-master-firstany pr merge to release branch need to merge master firstany pr merge to release branch need to merge master first

kind/bugIssues or changes related a bugIssues or changes related a bug

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/XLDenotes a PR that changes 500-999 lines.Denotes a PR that changes 500-999 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50266

#50266 In milvus-io/milvus;

· sparknack opened on Jun 3, 2026

enhance: [2.6] make function runner analyzer concurrency configurable (#50112)

approved

ci-passed

dco-passedDCO check passed.DCO check passed.

kind/enhancementIssues or changes related to enhancementIssues or changes related to enhancement

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/LDenotes a PR that changes 100-499 lines.Denotes a PR that changes 100-499 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50115

#50115 In milvus-io/milvus;

· aoiasd opened on May 27, 2026

enhance: [cp2.6]add DumpMessages to the Go SDK client (#50343)

ci-passed

dco-passedDCO check passed.DCO check passed.

do-not-merge/need-milestonegenerate by v2-label-managergenerate by v2-label-manager

kind/enhancementIssues or changes related to enhancementIssues or changes related to enhancement

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/MDenotes a PR that changes 30-99 lines.Denotes a PR that changes 30-99 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50370

#50370 In milvus-io/milvus;

· bigsheeper opened on Jun 8, 2026

fix: [cp2.6] support CPU adaptation for GPU CAGRA loading (#50096)

dco-passedDCO check passed.DCO check passed.

do-not-merge/need-merge-master-firstany pr merge to release branch need to merge master firstany pr merge to release branch need to merge master first

kind/bugIssues or changes related a bugIssues or changes related a bug

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/LDenotes a PR that changes 100-499 lines.Denotes a PR that changes 100-499 lines.

Status: Open (in progress).

milvus-io/milvusnumber 50385

#50385 In milvus-io/milvus;

· marcelo-cjl opened on Jun 8, 2026

[Bug]: fcntl.flock(fd, fcntl.LOCK_EX | fcntl.LOCK_NB) BlockingIOError: [Errno 11] Resource temporarily unavailable

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50390 In milvus-io/milvus;

· zkailinzhang opened on Jun 9, 2026

[Bug]: hybrid_search does not enforce partition key isolation like search

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50398 In milvus-io/milvus;

· wyqzos opened on Jun 9, 2026

[Bug]: REST hybrid_search ignores top-level partitionNames

kind/bugIssues or changes related a bugIssues or changes related a bug

triage/acceptedIndicates an issue or PR is ready to be actively worked on.Indicates an issue or PR is ready to be actively worked on.

Status: Open.

#50396 In milvus-io/milvus;

· wyqzos opened on Jun 9, 2026

feat: [2.6] struct element hybrid search design and impl

approved

dco-passedDCO check passed.DCO check passed.

kind/featureIssues related to feature request from usersIssues related to feature request from users

low-code-coverageadd test-label from zhikun, diff coverage > 80%add test-label from zhikun, diff coverage > 80%

size/XXLDenotes a PR that changes 1000+ lines.Denotes a PR that changes 1000+ lines.

Status: Open (in progress).

milvus-io/milvusnumber 50369

#50369 In milvus-io/milvus;

· zhengbuqian opened on Jun 8, 2026