DMS Tasks Parameters to Improve Performance
{
"Logging": {
"EnableLogging": true,
"EnableLogContext": false,
"LogComponents": [
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "TRANSFORMATION"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "SOURCE_UNLOAD"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "IO"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "TARGET_LOAD"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "PERFORMANCE"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "SOURCE_CAPTURE"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "SORTER"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "REST_SERVER"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "VALIDATOR_EXT"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "TARGET_APPLY"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "TASK_MANAGER"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "TABLES_MANAGER"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "METADATA_MANAGER"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "FILE_FACTORY"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "COMMON"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "ADDONS"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "DATA_STRUCTURE"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "COMMUNICATION"
},
{
"Severity": "LOGGER_SEVERITY_DEFAULT",
"Id": "FILE_TRANSFER"
}
],
"CloudWatchLogGroup": "dms-tasks-dms-repl-demo-hr-inst-prd-1",
"CloudWatchLogStream": "dms-task-IJSGJUCFA37KTMQLEH46GTN3SYH4I35DRTOGBWI"
},
"StreamBufferSettings": {
"StreamBufferCount": 12,
"CtrlStreamBufferSizeInMB": 8,
"StreamBufferSizeInMB": 128
},
"ErrorBehavior": {
"FailOnNoTablesCaptured": true,
"ApplyErrorUpdatePolicy": "LOG_ERROR",
"FailOnTransactionConsistencyBreached": false,
"RecoverableErrorThrottlingMax": 1800,
"DataErrorEscalationPolicy": "SUSPEND_TABLE",
"ApplyErrorEscalationCount": 0,
"RecoverableErrorStopRetryAfterThrottlingMax": true,
"RecoverableErrorThrottling": true,
"ApplyErrorFailOnTruncationDdl": false,
"DataTruncationErrorPolicy": "LOG_ERROR",
"ApplyErrorInsertPolicy": "LOG_ERROR",
"EventErrorPolicy": "IGNORE",
"ApplyErrorEscalationPolicy": "LOG_ERROR",
"RecoverableErrorCount": 5,
"DataErrorEscalationCount": 0,
"TableErrorEscalationPolicy": "STOP_TASK",
"RecoverableErrorInterval": 5,
"ApplyErrorDeletePolicy": "IGNORE_RECORD",
"TableErrorEscalationCount": 0,
"FullLoadIgnoreConflicts": true,
"DataErrorPolicy": "LOG_ERROR",
"TableErrorPolicy": "SUSPEND_TABLE"
},
"TTSettings": {
"TTS3Settings": null,
"TTRecordSettings": null,
"EnableTT": false
},
"FullLoadSettings": {
"CommitRate": 50000,
"StopTaskCachedChangesApplied": false,
"StopTaskCachedChangesNotApplied": false,
"MaxFullLoadSubTasks": 49,
"TransactionConsistencyTimeout": 600,
"CreatePkAfterFullLoad": false,
"TargetTablePrepMode": "DO_NOTHING"
},
"TargetMetadata": {
"ParallelApplyBufferSize": 0,
"ParallelApplyQueuesPerThread": 0,
"ParallelApplyThreads": 0,
"TargetSchema": "HR",
"InlineLobMaxSize": 0,
"ParallelLoadQueuesPerThread": 0,
"SupportLobs": true,
"LobChunkSize": 0,
"TaskRecoveryTableEnabled": false,
"ParallelLoadThreads": 0,
"LobMaxSize": 64,
"BatchApplyEnabled": false,
"FullLobMode": false,
"LimitedSizeLobMode": true,
"LoadMaxFileSize": 0,
"ParallelLoadBufferSize": 0
},
"BeforeImageSettings": null,
"ControlTablesSettings": {
"historyTimeslotInMinutes": 5,
"HistoryTimeslotInMinutes": 5,
"StatusTableEnabled": false,
"SuspendedTablesTableEnabled": false,
"HistoryTableEnabled": false,
"ControlSchema": "",
"FullLoadExceptionTableEnabled": false
},
"LoopbackPreventionSettings": null,
"CharacterSetSettings": null,
"FailTaskWhenCleanTaskResourceFailed": false,
"ChangeProcessingTuning": {
"StatementCacheSize": 50,
"CommitTimeout": 1,
"BatchApplyPreserveTransaction": true,
"BatchApplyTimeoutMin": 1,
"BatchSplitSize": 0,
"BatchApplyTimeoutMax": 30,
"MinTransactionSize": 1000,
"MemoryKeepTime": 120,
"BatchApplyMemoryLimit": 500,
"MemoryLimitTotal": 2048
},
"ChangeProcessingDdlHandlingPolicy": {
"HandleSourceTableDropped": true,
"HandleSourceTableTruncated": true,
"HandleSourceTableAltered": true
},
"PostProcessingRules": null
}
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