Re: Disk hot swap for data node while hbase use short-circuit

2019-06-01 Thread Josh Elser
ds, Minwoo Kang 보낸 사람: Wei-Chiu Chuang 보낸 날짜: 2019년 5월 29일 수요일 20:51 받는 사람: user@hbase.apache.org 제목: Re: Disk hot swap for data node while hbase use short-circuit Do you have a list of files that was being opened? I'd like to know if those are files opened for writ

Re: Disk hot swap for data node while hbase use short-circuit

2019-06-01 Thread Wei-Chiu Chuang
think it is not an HBase bug. This is because DFSClient checks stale fd > when the fetch method invoked. > > Best regards, > Minwoo Kang > > > 보낸 사람: Wei-Chiu Chuang > 보낸 날짜: 2019년 5월 29일 수요일 20:51 > 받는 사람: user@hbase.apache.org > 제

Re: Disk hot swap for data node while hbase use short-circuit

2019-05-30 Thread Kang Minwoo
I think it is not an HBase bug. This is because DFSClient checks stale fd when the fetch method invoked. Best regards, Minwoo Kang 보낸 사람: Wei-Chiu Chuang 보낸 날짜: 2019년 5월 29일 수요일 20:51 받는 사람: user@hbase.apache.org 제목: Re: Disk hot swap for data node while hbase

Re: Disk hot swap for data node while hbase use short-circuit

2019-05-29 Thread Wei-Chiu Chuang
Do you have a list of files that was being opened? I'd like to know if those are files opened for writes or for reads. If you are on the more recent version of Hadoop (2.8.0 and above), there's a HDFS command to interrupt ongoing writes to DataNodes (HDFS-9945

Disk hot swap for data node while hbase use short-circuit

2019-05-28 Thread Kang Minwoo
Hello, Users. I use JBOD for data node. Some times the disk in the data node has a problem. The first time, I shut down all instance include data node and region server in the machine that has a disk problem. But It is not a good solution. So I improve the process. When I detect disk problem