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QiangZhang edited comment on KYLIN-4688 at 8/10/20, 12:25 PM: -------------------------------------------------------------- This is a complicated process. Let's analyze it step by step 1.org.apache.kylin.storage.hbase.HBaseConnection#getCurrentHBaseConfiguration !image-2020-08-10-20-06-01-526.png! 2.step into position 1 above:org.apache.hadoop.hbase.HBaseConfiguration#create(org.apache.hadoop.conf.Configuration) !image-2020-08-10-20-18-10-513.png! !image-2020-08-10-20-20-07-899.png! !image-2020-08-10-20-21-44-137.png! when merge,“hbase.fs.tmp.dir” value became "/tmp" was (Author: itzhangqiang): This is a complicated process. Let's analyze it step by step 1.org.apache.kylin.storage.hbase.HBaseConnection#getCurrentHBaseConfiguration !image-2020-08-10-20-06-01-526.png! 2.step into ①:org.apache.hadoop.hbase.HBaseConfiguration#create(org.apache.hadoop.conf.Configuration) !image-2020-08-10-20-18-10-513.png! !image-2020-08-10-20-20-07-899.png! !image-2020-08-10-20-21-44-137.png! when merge,“hbase.fs.tmp.dir” value became "/tmp" > Too many tmp files in HDFS tmp dictionary > ----------------------------------------- > > Key: KYLIN-4688 > URL: https://issues.apache.org/jira/browse/KYLIN-4688 > Project: Kylin > Issue Type: Bug > Components: Others > Affects Versions: all > Reporter: QiangZhang > Priority: Major > Attachments: image-2020-08-06-18-07-00-377.png, > image-2020-08-06-18-29-28-503.png, image-2020-08-06-18-58-00-355.png, > image-2020-08-06-19-34-22-515.png, image-2020-08-10-19-38-28-913.png, > image-2020-08-10-20-06-01-526.png, image-2020-08-10-20-14-53-854.png, > image-2020-08-10-20-18-10-513.png, image-2020-08-10-20-20-07-899.png, > image-2020-08-10-20-21-44-137.png > > > Too many tmp files in HDFS tmp dictionary,and Kylin doesn't clean up > automatically > !image-2020-08-06-18-07-00-377.png! > 2. when I debug ,I found : !image-2020-08-06-18-29-28-503.png! -- This message was sent by Atlassian Jira (v8.3.4#803005)