[ https://issues.apache.org/jira/browse/HBASE-12295?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14583178#comment-14583178 ]
ramkrishna.s.vasudevan commented on HBASE-12295: ------------------------------------------------ Based on review comments if callBack mode can be made from the RPcServer - few things are being tried out. Once we finalize on it can post a patch for that part. > Prevent block eviction under us if reads are in progress from the BBs > --------------------------------------------------------------------- > > Key: HBASE-12295 > URL: https://issues.apache.org/jira/browse/HBASE-12295 > Project: HBase > Issue Type: Sub-task > Components: regionserver, Scanners > Reporter: ramkrishna.s.vasudevan > Assignee: ramkrishna.s.vasudevan > Fix For: 2.0.0 > > Attachments: HBASE-12295.pdf, HBASE-12295_1.patch, HBASE-12295_1.pdf, > HBASE-12295_2.patch, HBASE-12295_4.patch, HBASE-12295_trunk.patch > > > While we try to serve the reads from the BBs directly from the block cache, > we need to ensure that the blocks does not get evicted under us while > reading. This JIRA is to discuss and implement a strategy for the same. -- This message was sent by Atlassian JIRA (v6.3.4#6332)