[jira] [Commented] (HADOOP-15563) S3guard init and set-capacity to support DDB autoscaling

[ https://issues.apache.org/jira/browse/HADOOP-15563?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16769693#comment-16769693 ] Prasanth Jayachandran commented on HADOOP-15563: Does s3guard support "on-demand" mode

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Attachment: hadoop-sync-contention.svg > DataChecksum calculate checksum

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Description: When profiling a multi-threaded hive streaming ingest,

[jira] [Commented] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16540513#comment-16540513 ] Prasanth Jayachandran commented on HADOOP-15598: [~ste...@apache.org] Yeah. There will

[jira] [Assigned] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran reassigned HADOOP-15598: -- Assignee: Prasanth Jayachandran > DataChecksum calculate checksum

[jira] [Commented] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16540270#comment-16540270 ] Prasanth Jayachandran commented on HADOOP-15598: Thanks [~ste...@apache.org] for the

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Target Version/s: 3.2.0, 3.1.1 (was: 3.2.0) > DataChecksum calculate

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Affects Version/s: 3.1.1 > DataChecksum calculate checksum is contented on

[jira] [Commented] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16539756#comment-16539756 ] Prasanth Jayachandran commented on HADOOP-15598: Another profiler attached where ~94%

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Priority: Minor (was: Major) > DataChecksum calculate checksum is

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Attachment: Screen Shot 2018-07-11 at 2.01.54 AM.png > DataChecksum

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Issue Type: Improvement (was: Bug) > DataChecksum calculate checksum is

[jira] [Commented] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16539753#comment-16539753 ] Prasanth Jayachandran commented on HADOOP-15598: [~gopalv]/[~vinodkv] can someone

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Status: Patch Available (was: Open) > DataChecksum calculate checksum is

[jira] [Commented] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16539750#comment-16539750 ] Prasanth Jayachandran commented on HADOOP-15598: Results from JMH microbenchmark. As we

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Attachment: HADOOP-15598.1.patch > DataChecksum calculate checksum is

[jira] [Created] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable lock

Prasanth Jayachandran created HADOOP-15598: -- Summary: DataChecksum calculate checksum is contented on hashtable lock Key: HADOOP-15598 URL: https://issues.apache.org/jira/browse/HADOOP-15598

[jira] [Updated] (HADOOP-15598) DataChecksum calculate checksum is contented on hashtable synchronization

[ https://issues.apache.org/jira/browse/HADOOP-15598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prasanth Jayachandran updated HADOOP-15598: --- Summary: DataChecksum calculate checksum is contented on hashtable

[jira] [Commented] (HADOOP-9991) Fix up Hadoop Poms for enforced dependencies, roll up JARs to latest versions

[ https://issues.apache.org/jira/browse/HADOOP-9991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14645346#comment-14645346 ] Prasanth Jayachandran commented on HADOOP-9991: --- [~ste...@apache.org] With