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[Bug] Kafka sync producer does not close underlying sarama client

Status: Open.

#4513 In pingcap/ticdc;

· tenfyzhong opened on Mar 17, 2026

learn the redo sink

type/enhancementThe issue or PR belongs to an enhancement.The issue or PR belongs to an enhancement.

Status: Open.

#4512 In pingcap/ticdc;

· 3AceShowHand opened on Mar 17, 2026

changefeed resolved ts lost when changefeed is normal

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#4511 In pingcap/ticdc;

· lidezhu opened on Mar 17, 2026

cdc panic when maintainer bootstrap

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#4509 In pingcap/ticdc;

· wk989898 opened on Mar 17, 2026

Changefeed Scan Window Stuck at 1s on One Node Due to Missing Congestion Updates

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#4501 In pingcap/ticdc;

· asddongmen opened on Mar 16, 2026

add a metric to display the error message when the changefeed state is warning/failed

type/enhancementThe issue or PR belongs to an enhancement.The issue or PR belongs to an enhancement.

Status: Open.

#4498 In pingcap/ticdc;

· wk989898 opened on Mar 16, 2026

pkg/eventservice: stale runtime startTs may cause scan below checkpoint after reset

type/enhancementThe issue or PR belongs to an enhancement.The issue or PR belongs to an enhancement.

Status: Open.

#4492 In pingcap/ticdc;

· 3AceShowHand opened on Mar 14, 2026

TiCDC panic: unlocking a not locked range after replication worker shutdown

Status: Open.

#4472 In pingcap/ticdc;

· pingyu opened on Mar 13, 2026

Outdated third-party dependencies need to be upgraded

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#4466 In pingcap/ticdc;

· wk989898 opened on Mar 13, 2026

Abnormal incremental scan caused a continuous increase in resolvedTs

Status: Open.

#4459 In pingcap/ticdc;

· hongyunyan opened on Mar 12, 2026

MQ consumer can drop valid DDLSpan-only DDLs before sorting

severity/moderate

type/bugThe issue is confirmed as a bug.The issue is confirmed as a bug.

Status: Open.

#4454 In pingcap/ticdc;

· wlwilliamx opened on Mar 12, 2026

enhancement: migrate remaining UnlimitedChannel consumers to context-aware get APIs

Status: Open.

#4451 In pingcap/ticdc;

· 3AceShowHand opened on Mar 12, 2026