升级到4.1版本后,BROKER Load 很慢

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我是8号升级到4.1版本后,从HDFS导入到doris,通过BROKER Load方式,单个分区同步时间从40s左右,上升到3分钟左右,HDFS为ORC格式,单分区大概在32M左右,35w条左右数据,排除网络问题,在同一个机房,看了一下,应该是读的时候,只有一个BE,一个并发在读,HDFS文件路径也只有一个文件,如何解决该问题,提高读的并发 image.png

JobId Label State Progress Type EtlInfo TaskInfo ErrorMsg CreateTime EtlStartTime EtlFinishTime LoadStartTime LoadFinishTime URL JobDetails TransactionId ErrorTablets User Comment FirstErrorMsg
1778493883807 dwd_sale_c_pos_promo_order_item_di_2026_04_13_20260513080032_77436 FINISHED 100.00% (1/1) BROKER unselected.rows=0;
dpp.abnorm.ALL=0;
dpp.norm.ALL=357493
cluster:hdfs_cluster;
timeout(s):3600;
max_filter_ratio:0.0
2026-05-13 13:06:05 2026-05-13 13:06:10 2026-05-13 13:06:10 2026-05-13 13:06:10 2026-05-13 13:09:12 {
"ScannedRows":357493,
"LoadBytes":161351849,
"FileNumber":1,
"FileSize":32347019,
"TaskNumber":1,
"Unfinished backends":[],
"All backends":[10009]
}
5416801 {} root
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