import into failed when inject pdleader io delay 500ms

[Lily2025]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

tidb_enable_dist_task='on'
1、run import into
2、inject pdleader io delay 500ms
case config：

• name: config_ha_pdleader_io_delay_500ms
  default: |
  tag: "ha-test-import-into"
  cases:
  - name: ha_pd(leader)_io_delay(500ms)
  faultType: iochaos_io_delay(volumePath:/var/lib/pd,path:/var/lib/pd/data/**/*,delay:500ms,percent:100)
  warmUpTime: 1m
  selector: pd(leader)
  period: "@every 5m"
  faultDuration: 1m
  faultTotalRunTime: 20m
  importInto:
  - db: "importtest"
  schema: "CREATE TABLE user_data1 (
  uid bigint(20) unsigned NOT NULL AUTO_INCREMENT,
  data mediumblob NOT NULL,
  update_data blob NOT NULL,
  create_time datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
  update_time datetime DEFAULT NULL,
  PRIMARY KEY (uid) /*T![clustered_index] CLUSTERED /,
  KEY k_1 (update_time)
  ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin AUTO_INCREMENT=5850196;"
  cmd: "import into user_data1 from 's3://brie/lightning-mhy-100G-csv/sysbench.user_data1.000001.csv?access-key=minioadmin\u0026secret-access-key=minioadmin\u0026endpoint=http://minio.pingcap.net:9001\u0026force-path-style=true' WITH DETACHED,skip_rows=1"
  timeout: 120m
  crc32Checksum: 3582177512

2. What did you expect to see? (Required)

import into success

3. What did you see instead (Required)

import into failed when inject pdleader io delay 500ms

"the status of import job is not finished or running (now: 2023-10-29 15:10:05, jobId: 60008, step: importing, status: failed)
operatorLogs:
[2023-10-29 14:55:36] ###### start import into
import into user_data1 from 's3://brie/lightning-mhy-100G-csv/sysbench.user_data1.000001*.csv?access-key=minioadmin&secret-access-key=minioadmin&endpoint=http://minio.pingcap.net:9001&force-path-style=true' WITH DETACHED,skip_rows=1
[2023-10-29 14:55:36] ###### wait for import job to finish
[2023-10-29 15:10:05] ###### wait for import job to finish failed
select id, step, status from mysql.tidb_import_jobs where start_time >= '2023-10-29 14:55:36'
jobId: 60008, step: importing, status: failed"

4. What is your TiDB version? (Required)

git hash：3682bd82cac05a75241ed9fc9f29a1d320d776a7

[Lily2025]

/assign gmhdbjd

[D3Hunter]

duplicate with #48075, will close this one