hbase-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-18312) Ineffective handling of FileNotFoundException in FileLink$FileLinkInputStream.tryOpen()
Date Tue, 04 Jul 2017 03:27:00 GMT

    [ https://issues.apache.org/jira/browse/HBASE-18312?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16073065#comment-16073065
] 

Ted Yu commented on HBASE-18312:
--------------------------------

RemoteExceptionHandler.checkIOException(ex) should be used to decode RemoteException.

> Ineffective handling of FileNotFoundException in FileLink$FileLinkInputStream.tryOpen()
> ---------------------------------------------------------------------------------------
>
>                 Key: HBASE-18312
>                 URL: https://issues.apache.org/jira/browse/HBASE-18312
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Ted Yu
>
> Found the following in region server log:
> {code}
> 2017-07-03 11:22:04,669 WARN  [regionserver/a.b.c.d:16020-shortCompactions-1499094046361]
retry.RetryInvocationHandler: Exception while       invoking ClientNamenodeProtocolTranslatorPB.getBlockLocations
over e.f.g.h:8020. Not retrying because try once and fail.
> org.apache.hadoop.ipc.RemoteException(java.io.FileNotFoundException): File does not exist:
/hbase/data/default/X/4d61af9d1cbcc5fe2a5cbddbfc92fe7e/ K/47222a9cbd294f499f49de92ecf330ee
>   at org.apache.hadoop.hdfs.server.namenode.INodeFile.valueOf(INodeFile.java:71)
>   at org.apache.hadoop.hdfs.server.namenode.INodeFile.valueOf(INodeFile.java:61)
> ...
>   at org.apache.hadoop.hbase.io.FileLink$FileLinkInputStream.tryOpen(FileLink.java:291)
>   at org.apache.hadoop.hbase.io.FileLink$FileLinkInputStream.<init>(FileLink.java:122)
>   at org.apache.hadoop.hbase.io.FileLink$FileLinkInputStream.<init>(FileLink.java:113)
>   at org.apache.hadoop.hbase.io.FileLink.open(FileLink.java:404)
>   at org.apache.hadoop.hbase.io.FSDataInputStreamWrapper.<init>(FSDataInputStreamWrapper.java:98)
>   at org.apache.hadoop.hbase.io.FSDataInputStreamWrapper.<init>(FSDataInputStreamWrapper.java:83)
> {code}
> Here is related code:
> {code}
>     private FSDataInputStream tryOpen() throws IOException {
>       for (Path path: fileLink.getLocations()) {
> ...
>         } catch (FileNotFoundException e) {
>           // Try another file location
>         }
> {code}
> The intention is to try possible locations for the linked file.
> However, RemoteException was the exception encountered. This makes the above catch clause
ineffective.



--
This message was sent by Atlassian JIRA
(v6.4.14#64029)

Mime
View raw message