[jira] [Updated] (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Todd Lipcon updated HDFS-918: - Component/s: performance > Use single Selector and small thread pool to replace many instances of > Bl

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-branch20-append.patch Managed to get back to this. Rebased on branch-20-append. Fixed re

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hbase-hdfs-benchmarks.ods Benchmarked on EC2 this weekend, I set up 0.20.2-append clean, a copy wit

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-pool.patch Here's the patch with just the filechannel pool improvements. This one showed

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-multiplex.patch Here's a first implementation -- it works, passes TestDistributedFileSystem,

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-20100201.patch New patch.. * new configuration params: dfs.datanode.multiplexBlockSende

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-20100203.patch New patch. Streamlined MultiplexedBlockSender, we now have one selector pe

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-20100211.patch Here's my latest patch. I replaced the dependency on commons-pool for fil

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-20100228.patch New patch -- Took Zlatin's advice and utilized selectionKey.interestOps(0)

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-20100309.patch New patch and better benchmarks: Environment: 8x2GHz, 7GB RAM, namenode

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-0.20.2.patch 0.20.2 compatible patch! A couple people mentioned that it would be much eas

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-200+826+918-branch20.patch I heard all the cool kids are running HDFS-200 and HDFS-826 on thei

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: (was: hdfs-918-0.20.2.patch) > Use single Selector and small thread pool to replace many instan

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-branch20.2.patch Cleaned up a bug in the BlockChannelPool.cleanup() code, added new unit t

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: (was: hdfs-200+826+918-branch20.patch) > Use single Selector and small thread pool to replace m

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: (was: hdfs-918-branch20.2.patch) > Use single Selector and small thread pool to replace many in

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-branch20.2.patch Straightened out the block not found thing with Andrew, that was on his e

[jira] Updated: (HDFS-918) Use single Selector and small thread pool to replace many instances of BlockSender for reads

[ https://issues.apache.org/jira/browse/HDFS-918?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jay Booth updated HDFS-918: --- Attachment: hdfs-918-TRUNK.patch Trunk patch with previous fixes. > Use single Selector and small thread poo