region_cache: filter peers on tombstone or dropped stores #24726
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youjiali1995
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sticnarf
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May 19, 2021
Signed-off-by: youjiali1995 <zlwgx1023@gmail.com>
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lysu
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May 20, 2021
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another question, what error should tikv return when a tikv be mark as tombstone- -?~ (or when should a running region will be triggered to find it's peer stores be marked as tombstone in PD |
Normally, a tombstone store means there is no peer on the store, so if it is alive and receives a request, it will return |
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/lgtm |
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/lgtm |
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ekexium
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May 20, 2021
Co-authored-by: Ziqian Qin <ekexium@gmail.com>
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/merge |
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This pull request has been accepted and is ready to merge. Commit hash: 240d370
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/run-unit-test |
Howie59
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May 21, 2021
…ingcap#24052) * *: fix revoke statement for CURRENT_USER() and refine error message planner: support set tidb_allow_mpp to `2` or `ENFORCE` to enforce use mpp mode. (pingcap#24516) store/tikv: remove use of SchemaAmender option in store/tikv (pingcap#24408) *: the value of tikv-client.store-liveness-timeout should not less than 0 (pingcap#24244) store/tikv: remove use of EnableAsyncCommit option in store/tikv (pingcap#24462) txn: Add txn state's view (pingcap#22908) planner: ignore lock for temporary table of PointGet and BatchPointGet (pingcap#24540) store/tikv: remove use of ReplicaRead transaction option in store/tikv (pingcap#24409) store/driver: move error to single package (pingcap#24549) ddl: add check table compatibility for temporary table (pingcap#24501) store/tikv: remove use of IsStatenessReadOnly option in store/tikv (pingcap#24464) store/tikv: change backoff type for missed tiflash peer. (pingcap#24577) store/tikv: remove use of MatchStoreLabels transaction option in store/tikv (pingcap#24465) executor, meta: Allocate auto id for global temporary tables (pingcap#24506) store/tikv: remove use of SampleStep option in store/tikv (pingcap#24461) executor: add partition pruning tests for adding and dropping partition operations (pingcap#24573) ddl: forbid partition on temporary mode before put into queue (pingcap#24565) ddl: speedup test case TestIndexOnMultipleGeneratedColumn (pingcap#24487) execution: Fix issue 24439 Inconsistent error with MySQL for GRANT CREATE USER ON <specific db>.* (pingcap#24485) *: fix errcheck (pingcap#24463) test: make TestExtractStartTs stable (pingcap#24585) ddl: forbid recover/flashback temporary tables (pingcap#24518) executor: fix point_get result on clustered index when new-row-format disabled but new-collation enabled (pingcap#24544) executor: Improve the performance of appending not fixed columns (pingcap#20969) *: typo fix (pingcap#24564) planner/core: refresh stale regions in cache for batch cop response (pingcap#24457) binlog: DML on temporary tables do not write binlog (pingcap#24570) store/tikv: remove use of GuaranteeLinearizability option in store/tikv (pingcap#24605) store/tikv: remove use of CollectRuntimeStats option in store/tikv (pingcap#24604) store/tikv: move Backoffer into a single package (pingcap#24525) variables: init cte max recursive deeps in a new session (pingcap#24609) store/tikv: move transaction options out to /kv (pingcap#24619) store/driver: move backoff driver into single package so we can use i… (pingcap#24624) server: close the temporary session in HTTP API to avoid memory leak (pingcap#24339) store/tikv: use latest PD TS plus one as min commit ts (pingcap#24579) planner: fix incorrect TableDual plan built from nulleq (pingcap#24596) ranger: fix the case which could have duplicate ranges (pingcap#24590) executor, store: Pass the SQL digest down to pessimistic lock request (pingcap#24380) kv: remove UnionStore interface (pingcap#24625) *: enable gosimple linter (pingcap#24617) txn: avoid the gc resolving pessimistic locks of ongoing transactions (pingcap#24601) util: fix wrong enum building for index range (pingcap#24632) sessionctx: change innodb large prefix default (pingcap#24555) store: fix data race about KVStore.tikvClient (pingcap#24655) executor, privileges: Add dynamic privileges to SHOW PRIVILEGES (pingcap#24646) ddl: refactor rule [4/6] (pingcap#24007) cmd: ddl_test modify retryCnt from 5 to 20 (pingcap#24662) executor: add correctness tests about direct reading with ORDER BY and LIMIT (pingcap#24455) store/tikv: remove options from unionstore (pingcap#24629) planner: fix wrongly check for update statement (pingcap#24614) store/tikv: remove CompareTS (pingcap#24657) planner, privilege: Add security enhanced mode part 4 (pingcap#24416) executor: add some test cases about partition table dynamic-mode with split-region (pingcap#24665) planner: fix wrong column offsets when processing dynamic pruning for IndexJoin (pingcap#24659) *: Add security enhanced mode part 3 (pingcap#24412) store/tikv: resolve ReplicaReadType dependencies (pingcap#24653) executor: add test cases about partition table with `expression` (pingcap#24628) tablecodec: fix write wrong prefix index value when collation is ascii_bin/latin1_bin (pingcap#24578) *: compatibility with staleread (pingcap#24285) session: test that temporary tables will also be retried (pingcap#24505) domain, session: Add new sysvarcache to replace global values cache (pingcap#24359) ddl, transaction: DDL on temporary tables won't affect transactions (pingcap#24534) *: implement tidb_bounded_staleness built-in function (pingcap#24328) executor: add correctness tests for partition table with different joins (pingcap#24673) expression: fix the spelling of word arithmetical (pingcap#24713) store/copr: balance region for batch cop task (pingcap#24521) store, metrics: Add metrics for safetTS updating (pingcap#24687) sem: add tidbredact log to restricted variables (pingcap#24701) session: fix dml_batch_size doesn't load the global variable (pingcap#24710) store/tikv: retry TSO RPC (pingcap#24682) expression, planner: push cast down to control function with enum type. (pingcap#24542) executor: add correctness tests about IndexMerge (pingcap#24674) variable: change default for DefDMLBatchSize tidbOptInt64 call (pingcap#24697) planner: add partitioning pruning tests for range partitioning (pingcap#24554) *: add option for enum push down (pingcap#24685) txn: break dependency from store/tikv to tidb/kv cause by TransactionOption (pingcap#24656) executor: enhancement for ListInDisk(support writing after reading) (pingcap#24379) kv: move TxnScope into kv (pingcap#24715) execution: fix the incorrect use of cached plan for point get (pingcap#24749) executor: add correctness tests about direct reading with indexJoin (pingcap#24497) variable: fix sysvar datarace with deep copy (pingcap#24732) *: Implementing RENAME USER (pingcap#24413) infoschema, executor: Add the deadlock table (pingcap#24524) docs: Some proposal for renaming and configurations for Lock View (pingcap#24718) planner: add range partition boundaries tests with BETWEEN expression (pingcap#24598) oracle: simplify timestamp utilities (pingcap#24688) executor: fix wrong enum key in point get (pingcap#24618) ranger: fix incorrect enum range for xxx_ci collation (pingcap#24661) executor: add some test cases about dynamic-mode and apply operator (pingcap#24683) store/tikv: remove Variables.Hook (pingcap#24758) ddl: speed up the execution time of `TestBackwardCompatibility`. (pingcap#24704) *: prepare errors for CTE (pingcap#24763) expression: support cast real/int as real (pingcap#24670) executor: add table name in log (pingcap#24666) expression: add builtin function ``json_pretty`` (pingcap#24675) ddl: make `TestDropLastVisibleColumns` stable (pingcap#24790) * ddl: make `TestDropLastVisibleColumns` stable *: support AS OF TIMESTAMP read-only begin statement (pingcap#24740) executor: Fix unstable TestTiDBLastTxnInfoCommitMode (pingcap#24779) planner: add tests for partition range boundaries for LT/GT (pingcap#24574) test: record random seed in TestIssue20658 (pingcap#24782) store/tikv/retry: define Config instead of BackoffType (pingcap#24692) config: ignore tiflash when show config (pingcap#24770) privileges: improve dynamic privs registration and tests (pingcap#24773) README: remove the link of TiDB Monthly Update (pingcap#24791) region_cache: filter peers on tombstone or dropped stores (pingcap#24726) util/stmtsummary: remove import package tikv (pingcap#24776) ddl: grammar check for create unsupported temporary table (pingcap#24723) *: update go.etcd.io/bbolt (pingcap#24799) ddl: speed up the execution time of `ddl test` and `Test Chunk pingcap#7 ddl-other` (pingcap#24780) executor: remove the unnecessary use of fmt.Sprintf (pingcap#24815) executor: fix index join panic on prefix index on some cases (pingcap#24568)
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Will it cherry-pick to |
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/run-cherry-picker |
ti-srebot
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Jun 30, 2021
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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cherry pick to release-4.0 in PR #25836 |
ti-srebot
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Jun 30, 2021
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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cherry pick to release-5.0 in PR #25838 |
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Signed-off-by: youjiali1995 zlwgx1023@gmail.com
What problem does this PR solve?
Issue Number: close #24648
Problem Summary:
TiDB doesn't handle tombstone or dropped stores correctly. It may report an error if there is a peer on such a store.
What is changed and how it works?
What's Changed:
tombstonestate which means the store is a tombstone.Region.init().asyncCheckAndResolveLoop()andinitResolve(). Nowunresolvedstores will only be resolved byinitResolve().How it Works:
Check List
Tests
Side effects
Release note