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Virajith Jalaparti edited comment on HDFS-10675 at 3/15/17 11:47 PM: --------------------------------------------------------------------- Posting a new patch that rebases the earlier patch on the current version of branch apache/HDFS-9806 (has been fast-forwarded to trunk last week). It also fixes (a) Null pointer exceptions that occur when a Datanode runs with {{dfs.datanode.data.dir}} that is PROVIDED and remote (e.g., \[PROVIDED\]s3a://.... or \[PROVIDED\]hdfs://....), (Thanks to [~ehiggs] for also pointing this out) and (b) prevents polluting {{dfs.datanode.data.dir}} that are \[PROVIDED\]file:///... i.e., avoids creation of the DN file hierarchy ({{current/}}) in the specified {{dfs.datanode.data.dir}} if it is {{PROVIDED}}. was (Author: virajith): Posting a new patch that rebases the earlier patch on the current version of branch apache/HDFS-9806 (has been fast-forwarded to trunk last week). It also fixes (a) Null pointer exceptions that occur when a Datanode runs with {{dfs.datanode.data.dir}} that is PROVIDED and remote (e.g., \[PROVIDED\]s3a://.... or \[PROVIDED\]hdfs://....), and (b) prevents polluting {{dfs.datanode.data.dir}} that are \[PROVIDED\]file:///... i.e., avoids creation of the DN file hierarchy ({{current/}}) in the specified {{dfs.datanode.data.dir}} if it is {{PROVIDED}}. > Datanode support to read from external stores. > ----------------------------------------------- > > Key: HDFS-10675 > URL: https://issues.apache.org/jira/browse/HDFS-10675 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Virajith Jalaparti > Attachments: HDFS-10675-HDFS-9806.001.patch, > HDFS-10675-HDFS-9806.002.patch, HDFS-10675-HDFS-9806.003.patch, > HDFS-10675-HDFS-9806.004.patch > > > This JIRA introduces a new {{PROVIDED}} {{StorageType}} to represent external > stores, along with enabling the Datanode to read from such stores using a > {{ProvidedReplica}} and a {{ProvidedVolume}}. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org