sandyustc opened a new issue, #6979: URL: https://github.com/apache/seatunnel/issues/6979
### Search before asking - [X] I had searched in the [issues](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues. ### What happened The cluster has 4 machines, but the job only has one master server and one slave server to process jobs ### SeaTunnel Version 2.3.3 ### SeaTunnel Config ```conf { "env":{ "parallelism":1, "job.mode":"batch", "checkpoint.interval":10000 }, "source":[ { "plugin_name":"Jdbc", "url":"jdbc:postgresql:////xx.160.22.xx:5432/test", "driver":"org.postgresql.Driver", "connection_check_timeout_sec":1000, "user":"plm80bzstreamtest", "password":"test", "query":"select * from PARTVER WHERE dataflg > 0 " } ], "transform":[ { "plugin_name":"FieldMapper", "source_table_name":"PARTVER", "result_talbe_name":"PARTVER", "field_mapper":{ "librarytn":"librarytn", "chkintime":"chkintime", "properfield_71":"properfield_71", "properfield_70":"properfield_70", "msym":"msym", "verno":"verno", "del":"del", "originname":"originname", "plchangeno":"plchangeno", "spid":"spid", "copyid":"copyid", "lockid":"lockid", "masterid":"masterid", "changeno":"changeno", "properfield_73":"properfield_73", "lifetplcno":"lifetplcno", "ctime":"ctime", "properfield_72":"properfield_72", "properfield_75":"properfield_75", "state":"state", "id":"id", "properfield_74":"properfield_74", "properfield_77":"properfield_77", "properfield_76":"properfield_76", "properfield_78":"properfield_78", "period":"period", "plid":"plid", "deltime":"deltime", "dtype":"dtype", "fverno":"fverno", "workdirectoryid":"workdirectoryid", "isfp":"isfp", "chkinusr":"chkinusr", "properfield_6":"properfield_6", "properfield_5":"properfield_5", "properfield_8":"properfield_8", "properfield_7":"properfield_7", "parttype":"parttype", "properfield_9":"properfield_9", "standardno":"standardno", "properfield_15":"properfield_15", "copychangeno":"copychangeno", "properfield_14":"properfield_14", "properfield_17":"properfield_17", "properfield_16":"properfield_16", "properfield_19":"properfield_19", "haschild":"haschild", "properfield_18":"properfield_18", "dsnweight":"dsnweight", "wkaid":"wkaid", "verdesc":"verdesc", "properfield_11":"properfield_11", "properfield_10":"properfield_10", "properfield_13":"properfield_13", "latest":"latest", "properfield_12":"properfield_12", "creator":"creator", "libraryid":"libraryid", "branchtype":"branchtype", "freverno":"freverno", "properfield_26":"properfield_26", "properfield_25":"properfield_25", "fchangeno":"fchangeno", "properfield_28":"properfield_28", "lstate":"lstate", "locktn":"locktn", "properfield_27":"properfield_27", "properfield_2":"properfield_2", "properfield_1":"properfield_1", "properfield_29":"properfield_29", "id2":"id2", "properfield_4":"properfield_4", "properfield_3":"properfield_3", "properfield_20":"properfield_20", "properfield_22":"properfield_22", "properfield_21":"properfield_21", "properfield_24":"properfield_24", "properfield_23":"properfield_23", "librarydirectoryid":"librarydirectoryid", "sccc":"sccc", "dpid":"dpid", "assytype":"assytype", "source":"source", "mtime":"mtime", "osystemid":"osystemid", "muser":"muser", "properfield_37":"properfield_37", "specs":"specs", "properfield_36":"properfield_36", "verbranch":"verbranch", "properfield_39":"properfield_39", "properfield_38":"properfield_38", "duser":"duser", "properfield_31":"properfield_31", "properfield_30":"properfield_30", "properfield_33":"properfield_33", "properfield_32":"properfield_32", "properfield_35":"properfield_35", "properfield_34":"properfield_34", "degree":"degree", "smemo":"smemo", "itemno":"itemno", "lockuser":"lockuser", "mastertn":"mastertn", "properfield_48":"properfield_48", "properfield_47":"properfield_47", "unit":"unit", "ename":"ename", "properfield_49":"properfield_49", "properfield":"properfield", "sccctime":"sccctime", "name":"name", "properfield_40":"properfield_40", "properfield_42":"properfield_42", "properfield_41":"properfield_41", "properfield_44":"properfield_44", "properfield_43":"properfield_43", "properfield_46":"properfield_46", "properfield_45":"properfield_45", "no":"no", "tracetype":"tracetype", "fsccc":"fsccc", "origin":"origin", "copytype":"copytype", "ptype":"ptype", "properfield_59":"properfield_59", "properfield_58":"properfield_58", "properfield_51":"properfield_51", "properfield_50":"properfield_50", "properfield_53":"properfield_53", "properfield_52":"properfield_52", "properfield_55":"properfield_55", "properfield_54":"properfield_54", "properfield_57":"properfield_57", "reverno":"reverno", "properfield_56":"properfield_56", "owner":"owner", "isshared":"isshared", "properfield_60":"properfield_60", "chktime":"chktime", "lifetplid":"lifetplid", "mtlmark":"mtlmark", "lockstate":"lockstate", "copytn":"copytn", "properfield_69":"properfield_69", "securityname":"securityname", "chkusr":"chkusr", "alteruser":"alteruser", "properfield_62":"properfield_62", "properfield_61":"properfield_61", "stndcost":"stndcost", "properfield_64":"properfield_64", "properfield_63":"properfield_63", "properfield_66":"properfield_66", "properfield_65":"properfield_65", "eoriginno":"eoriginno", "properfield_68":"properfield_68", "properfield_67":"properfield_67" } } ], "sink":[ { "plugin_name":"JdbcCommon", "url":"jdbc:postgresql:////xx.160.22.xx:5432/test", "driver":"org.postgresql.Driver", "user":"plm80bzstreamtest", "password":"test", "generate_sink_sql":true, "database":"test", "table":"public.PARTVER", "schema_save_mode":"CREATE_SCHEMA_WHEN_NOT_EXIST", "data_save_mode":"APPEND_DATA", "primary_keys":[ "id" ] } ] } ``` ### Running Command ```shell rest-api ``` ### Error Exception ```log The cluster has 4 machines, but the job only has one master server and one slave server to process jobs ``` ### Zeta or Flink or Spark Version azeta ### Java or Scala Version jdk 1.8 ### Screenshots _No response_ ### Are you willing to submit PR? - [ ] Yes I am willing to submit a PR! ### Code of Conduct - 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