开启黑白名单了，drainer配置如下
【drainer配置如下】
[syncer]
channel-id = 123456789
db-type = “tidb”
ignore-schemas = “INFORMATION_SCHEMA,METRICS_SCHEMA,PERFORMANCE_SCHEMA,mysql,test,dm_meta”
loopback-control = true
sync-ddl = true
txn-batch = 100
worker-count = 256
[[syncer.ignore-table]]
db-name = “tidb_binlog”
tbl-name = “checkpoint”
谢谢