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https://issues.apache.org/jira/browse/HDDS-1766?focusedWorklogId=274886&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-274886
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ASF GitHub Bot logged work on HDDS-1766:
----------------------------------------
Author: ASF GitHub Bot
Created on: 10/Jul/19 14:33
Start Date: 10/Jul/19 14:33
Worklog Time Spent: 10m
Work Description: lokeshj1703 commented on pull request #1072: HDDS-1766.
ContainerStateMachine is unable to increment lastAppliedTermIndex. Contributed
by Mukul Kumar Singh.
URL: https://github.com/apache/hadoop/pull/1072#discussion_r302098470
##########
File path:
hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
##########
@@ -554,12 +556,12 @@ private ByteString getCachedStateMachineData(Long
logIndex, long term,
}
} catch (Exception e) {
metrics.incNumReadStateMachineFails();
- LOG.error("unable to read stateMachineData:" + e);
+ LOG.error("{} unable to read stateMachineData:", gid, e);
return completeExceptionally(e);
}
}
- private void updateLastApplied() {
+ private synchronized void updateLastApplied() {
Review comment:
@mukul1987 Thanks for working on this! The patch looks good to me.
I think we can avoid using synchronized by using a concurrent sorted map.
Each applyTransaction removes its corresponding entry from the map and we
update lastApplied based on the first entry in the map?
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Issue Time Tracking
-------------------
Worklog Id: (was: 274886)
Time Spent: 0.5h (was: 20m)
> ContainerStateMachine is unable to increment lastAppliedTermIndex
> -----------------------------------------------------------------
>
> Key: HDDS-1766
> URL: https://issues.apache.org/jira/browse/HDDS-1766
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Components: Ozone Datanode
> Reporter: Lokesh Jain
> Assignee: Mukul Kumar Singh
> Priority: Blocker
> Labels: pull-request-available
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> ContainerStateMachine#updateLastApplied currently updates the
> lastAppliedTermIndex using applyTransactionCompletionMap. There are null
> entries in the applyTransactionCompletionMap causing the lastAppliedIndex to
> not be incremented.
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