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TiCDC may leave a stale service GC safepoint after all changefeeds are deleted and the last CDC node is removed

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

Status: Open.

#4610 In pingcap/ticdc;

· hongyunyan opened on Mar 27, 2026

dispatchermanager: NewDispatcherManager may leak resources on init failure

Status: Open.

#4606 In pingcap/ticdc;

· 3AceShowHand opened on Mar 27, 2026

Syncpoint-enabled throughput drop due to dispatcher memory-quota starvation

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

Status: Open.

#4605 In pingcap/ticdc;

· asddongmen opened on Mar 27, 2026

Repeated runtime state persistence can put excessive load on PD/etcd when many changefeeds enter warning

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

Status: Open.

#4601 In pingcap/ticdc;

· 3AceShowHand opened on Mar 26, 2026

unstable test ddl_for_split_tables_with_random_move_table

severity/moderate

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

Status: Open.

#4595 In pingcap/ticdc;

· wk989898 opened on Mar 25, 2026

storage sink: clarify flush interval contract vs per-entry max residency

Status: Open.

#4591 In pingcap/ticdc;

· 3AceShowHand opened on Mar 24, 2026

server: deduplicate merged PD endpoints before upstream store init

severity/major

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

Status: Open.

#4586 In pingcap/ticdc;

· hongyunyan opened on Mar 24, 2026

Optimize the mysql causality

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

Status: Open.

#4582 In pingcap/ticdc;

· wk989898 opened on Mar 23, 2026

eventcollector: potential issue in commitTs dedup for batched events

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

Status: Open.

#4581 In pingcap/ticdc;

· lidezhu opened on Mar 23, 2026

logpuller: dispatcher move can leave RangeLock holes and stall resolved ts

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

Status: Open.

#4547 In pingcap/ticdc;

· hongyunyan opened on Mar 20, 2026

kafka sink accumulates sarama Broker responseReceiver goroutines as broker connections expand

Status: Open.

#4544 In pingcap/ticdc;

· hongyunyan opened on Mar 20, 2026

CDC register request may hang on follower for newly split regions before leader election completes

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

Status: Open.

#4535 In pingcap/ticdc;

· lidezhu opened on Mar 20, 2026