[jira] [Updated] (HDFS-8019) Erasure Coding: erasure coding chunk buffer allocation and management
[ https://issues.apache.org/jira/browse/HDFS-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Wang updated HDFS-8019: -- Parent Issue: HDFS-8425 (was: HDFS-8031) > Erasure Coding: erasure coding chunk buffer allocation and management > - > > Key: HDFS-8019 > URL: https://issues.apache.org/jira/browse/HDFS-8019 > Project: Hadoop HDFS > Issue Type: Sub-task >Reporter: Kai Zheng >Assignee: Vinayakumar B > Attachments: HDFS-8019-HDFS-7285-01.patch, > HDFS-8019-HDFS-7285-02.patch > > > As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and > managing coding chunk buffers, either based on on-heap or off-heap. Note this > assumes some DataNodes are powerful in computing and performing EC coding > work, so better to have this dedicated buffer pool and management. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-8019) Erasure Coding: erasure coding chunk buffer allocation and management
[ https://issues.apache.org/jira/browse/HDFS-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Zhe Zhang updated HDFS-8019: Parent Issue: HDFS-8031 (was: HDFS-7285) Erasure Coding: erasure coding chunk buffer allocation and management - Key: HDFS-8019 URL: https://issues.apache.org/jira/browse/HDFS-8019 Project: Hadoop HDFS Issue Type: Sub-task Reporter: Kai Zheng Assignee: Vinayakumar B Attachments: HDFS-8019-HDFS-7285-01.patch, HDFS-8019-HDFS-7285-02.patch As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap. Note this assumes some DataNodes are powerful in computing and performing EC coding work, so better to have this dedicated buffer pool and management. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HDFS-8019) Erasure Coding: erasure coding chunk buffer allocation and management
[ https://issues.apache.org/jira/browse/HDFS-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinayakumar B updated HDFS-8019: Attachment: HDFS-8019-HDFS-7285-02.patch Attaching second patch with configurations. Please review. Erasure Coding: erasure coding chunk buffer allocation and management - Key: HDFS-8019 URL: https://issues.apache.org/jira/browse/HDFS-8019 Project: Hadoop HDFS Issue Type: Sub-task Reporter: Kai Zheng Assignee: Vinayakumar B Attachments: HDFS-8019-HDFS-7285-01.patch, HDFS-8019-HDFS-7285-02.patch As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap. Note this assumes some DataNodes are powerful in computing and performing EC coding work, so better to have this dedicated buffer pool and management. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HDFS-8019) Erasure Coding: erasure coding chunk buffer allocation and management
[ https://issues.apache.org/jira/browse/HDFS-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinayakumar B updated HDFS-8019: Attachment: HDFS-8019-HDFS-7285-01.patch Draft implementation of ByteBufferManager. Almost same logic as ByteArrayManager, except, this manages ByteBuffers and have option to specify whether to manage native or heap buffers. As of now separate managers need to be created for native and heap buffers. This patch is just for initial review and feedback. Erasure Coding: erasure coding chunk buffer allocation and management - Key: HDFS-8019 URL: https://issues.apache.org/jira/browse/HDFS-8019 Project: Hadoop HDFS Issue Type: Sub-task Reporter: Kai Zheng Assignee: Vinayakumar B Attachments: HDFS-8019-HDFS-7285-01.patch As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap. Note this assumes some DataNodes are powerful in computing and performing EC coding work, so better to have this dedicated buffer pool and management. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HDFS-8019) Erasure Coding: erasure coding chunk buffer allocation and management
[ https://issues.apache.org/jira/browse/HDFS-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated HDFS-8019: Description: As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap. Note this assumes some DataNodes are powerful in computing and performing EC coding work, so better to have this dedicated buffer pool and management. (was: As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap.) Erasure Coding: erasure coding chunk buffer allocation and management - Key: HDFS-8019 URL: https://issues.apache.org/jira/browse/HDFS-8019 Project: Hadoop HDFS Issue Type: Sub-task Reporter: Kai Zheng Assignee: Vinayakumar B As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap. Note this assumes some DataNodes are powerful in computing and performing EC coding work, so better to have this dedicated buffer pool and management. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HDFS-8019) Erasure Coding: erasure coding chunk buffer allocation and management
[ https://issues.apache.org/jira/browse/HDFS-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated HDFS-8019: Assignee: Vinayakumar B (was: Kai Zheng) Erasure Coding: erasure coding chunk buffer allocation and management - Key: HDFS-8019 URL: https://issues.apache.org/jira/browse/HDFS-8019 Project: Hadoop HDFS Issue Type: Sub-task Reporter: Kai Zheng Assignee: Vinayakumar B As a task of HDFS-7344, this is to come up a chunk buffer pool allocating and managing coding chunk buffers, either based on on-heap or off-heap. -- This message was sent by Atlassian JIRA (v6.3.4#6332)