[ https://issues.apache.org/jira/browse/HDFS-7877?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ming Ma updated HDFS-7877: -------------------------- Attachment: Supportmaintenancestatefordatanodes-2.pdf HDFS-7877-2.patch Here is the updated design to add the support for configurable minimal maintenance replicator factor and the support of read operation on "live entering_maintenance" nodes. The patch has been updated accordingly with bug fixes and more unit tests. Appreciate any input others might have. > Support maintenance state for datanodes > --------------------------------------- > > Key: HDFS-7877 > URL: https://issues.apache.org/jira/browse/HDFS-7877 > Project: Hadoop HDFS > Issue Type: New Feature > Reporter: Ming Ma > Attachments: HDFS-7877-2.patch, HDFS-7877.patch, > Supportmaintenancestatefordatanodes-2.pdf, > Supportmaintenancestatefordatanodes.pdf > > > This requirement came up during the design for HDFS-7541. Given this feature > is mostly independent of upgrade domain feature, it is better to track it > under a separate jira. The design and draft patch will be available soon. -- This message was sent by Atlassian JIRA (v6.3.4#6332)