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色情网站制作,企业如何网络推广,西安seo培训哪个好,设计参考图哪个网站好最近需求，仅想提高sink2es的qps，所以仅调节了sink2es的并行度，但在调节不同算子并行度时遇到一些问题，找出问题的根本原因解决问题，并分析整理。实例代码 --SET table.exec.state.ttl86400s; --24 hour,默认: 0 ms …

最近需求，仅想提高sink2es的qps，所以仅调节了sink2es的并行度，但在调节不同算子并行度时遇到一些问题，找出问题的根本原因解决问题，并分析整理。

实例代码

--SET table.exec.state.ttl=86400s; --24 hour,默认: 0 ms
SET table.exec.state.ttl=2592000s; --30 days,默认: 0 msCREATE TABLE kafka_table (mid bigint,db string,sch string,tab string,opt string,ts bigint,ddl string,err string,src map<string,string>,cur map<string,string>,cus map<string,string>,account_id AS IF(cur['account_id'] IS NOT NULL , cur['account_id'], src ['account_id']),publish_time AS IF(cur['publish_time'] IS NOT NULL , cur['publish_time'], src ['publish_time']),msg_status AS IF(cur['msg_status'] IS NOT NULL , cur['msg_status'], src ['msg_status']),send_type AS IF(cur['send_type'] IS NOT NULL , cur['send_type'], src ['send_type'])--event_time as cast(IF(cur['update_time'] IS NOT NULL , cur['update_time'], src ['update_time']) AS TIMESTAMP(3)), -- TIMESTAMP(3)/TIMESTAMP_LTZ(3)--WATERMARK FOR event_time AS event_time - INTERVAL '1' MINUTE     --SECOND
) WITH ('connector' = 'kafka','topic' = 't1','properties.bootstrap.servers' = 'xx.xx.xx.xx:9092','properties.group.id' = 'g1','scan.startup.mode' = 'earliest-offset',  --group-offsets/earliest-offset/latest-offset--  'properties.enable.auto.commit',= 'true' -- default:false, 如果为false，则在发生checkpoint时触发offset提交'format' = 'json'
);CREATE TABLE es_sink(send_type      STRING,account_id     STRING,publish_time   STRING,grouping_id       INTEGER,init           INTEGER,init_cancel    INTEGER,push          INTEGER,succ           INTEGER,fail           INTEGER,init_delete    INTEGER,update_time    STRING,PRIMARY KEY (group_id,send_type,account_id,publish_time) NOT ENFORCED
)
with ('connector' = 'elasticsearch-6','index' = 'es_sink','document-type' = 'es_sink','hosts' = 'http://xxx:9200','format' = 'json','filter.null-value'='true','sink.bulk-flush.max-actions' = '1000','sink.bulk-flush.max-size' = '10mb'
);CREATE view  tmp as
selectsend_type,account_id,publish_time,msg_status,case when UPPER(opt) = 'INSERT' and msg_status='0'  then 1 else 0 end AS init,case when UPPER(opt) = 'UPDATE' and send_type='1' and msg_status='4' then 1 else 0 end AS init_cancel,case when UPPER(opt) = 'UPDATE' and msg_status='3' then 1 else 0 end AS push,case when UPPER(opt) = 'UPDATE' and (msg_status='1' or msg_status='5') then 1 else 0 end AS succ,case when UPPER(opt) = 'UPDATE' and (msg_status='2' or msg_status='6') then 1 else 0 end AS fail,case when UPPER(opt) = 'DELETE' and send_type='1' and msg_status='0' then  1 else 0 end AS init_delete,event_time,opt,ts
FROM kafka_table
where (UPPER(opt) = 'INSERT' and msg_status='0' )
or        (UPPER(opt) = 'UPDATE' and msg_status in ('1','2','3','4','5','6'))
or        (UPPER(opt) = 'DELETE' and send_type='1' and msg_status='0');--send_type=1          send_type=0
--初始化->0             初始化->0
--取消->4
--推送->3               推送->3
--成功->1               成功->5
--失败->2               失败->6CREATE view  tmp_groupby as
selectCOALESCE(send_type,'N') AS send_type
,COALESCE(account_id,'N') AS account_id
,COALESCE(publish_time,'N') AS publish_time
,case when send_type is null and account_id is null and publish_time is null then 1when send_type is not null and account_id is null and publish_time is null then 2when send_type is not null and account_id is not null and publish_time is null then 3when send_type is not null and account_id is not null and publish_time is not null then 4end grouping_id
,sum(init) as init
,sum(init_cancel) as init_cancel
,sum(push) as push
,sum(succ) as succ
,sum(fail) as fail
,sum(init_delete) as init_delete
from tmp
--GROUP BY GROUPING SETS ((send_type,account_id,publish_time), (send_type,account_id),(send_type), ())
GROUP BY ROLLUP (send_type,account_id,publish_time); --等同于以上INSERT INTO es_sink
selectsend_type,account_id,publish_time,grouping_id,init,init_cancel,push,succ,fail,init_delete,CAST(LOCALTIMESTAMP AS STRING) as update_time
from tmp_groupby

发现问题

由于groupby或join聚合等算子操作的并行度与sink2es算子操作的并行度不同，上游算子同一个key的数据可能会下发到下游多个不同算子中。
导致sink2es出现多个subtask同时操作同一个key(这里key作为主键id)，报错如下：

...Caused by: [test1/cfPTBYhcRIaYTIh3oavCvg][[test1][2]] ElasticsearchException[Elasticsearch exception [type=version_conflict_engine_exception, reason=[test1][4_1_92_2024-01-15 16:30:00]: version conflict, required seqNo [963], primary term [1]. current document has seqNo [964] and primary term [1]]]at org.elasticsearch.ElasticsearchException.innerFromXContent(ElasticsearchException.java:510)at org.elasticsearch.ElasticsearchException.fromXContent(ElasticsearchException.java:421)at org.elasticsearch.action.bulk.BulkItemResponse.fromXContent(BulkItemResponse.java:135)at org.elasticsearch.action.bulk.BulkResponse.fromXContent(BulkResponse.java:198)at org.elasticsearch.client.RestHighLevelClient.parseEntity(RestHighLevelClient.java:653)at org.elasticsearch.client.RestHighLevelClient.lambda$performRequestAsyncAndParseEntity$3(RestHighLevelClient.java:549)at org.elasticsearch.client.RestHighLevelClient$1.onSuccess(RestHighLevelClient.java:580)at org.elasticsearch.client.RestClient$FailureTrackingResponseListener.onSuccess(RestClient.java:621)at org.elasticsearch.client.RestClient$1.completed(RestClient.java:375)at org.elasticsearch.client.RestClient$1.completed(RestClient.java:366)at org.apache.http.concurrent.BasicFuture.completed(BasicFuture.java:122)at org.apache.http.impl.nio.client.DefaultClientExchangeHandlerImpl.responseCompleted(DefaultClientExchangeHandlerImpl.java:177)at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.processResponse(HttpAsyncRequestExecutor.java:436)at org.apache.http.nio.protocol.HttpAsyncRequestExecutor.inputReady(HttpAsyncRequestExecutor.java:326)at org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:265)at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:81)at org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:39)at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:114)at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:162)at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:337)at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:315)at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:276)at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:104)at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:588)... 1 more[CIRCULAR REFERENCE:[test1/cfPTBYhcRIaYTIh3oavCvg][[test1][2]] ElasticsearchException[Elasticsearch exception [type=version_conflict_engine_exception, reason=[test1][4_1_92_2024-01-15 16:30:00]: version conflict, required seqNo [963], primary term [1]. current document has seqNo [964] and primary term [1]]]]