hadoop-common-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Work logged] (HADOOP-17590) ABFS: Introduce Lease Operations with Append to provide single writer semantics
Date Wed, 02 Jun 2021 10:49:00 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-17590?focusedWorklogId=605102&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-605102

ASF GitHub Bot logged work on HADOOP-17590:

                Author: ASF GitHub Bot
            Created on: 02/Jun/21 10:48
            Start Date: 02/Jun/21 10:48
    Worklog Time Spent: 10m 
      Work Description: snvijaya commented on a change in pull request #3026:
URL: https://github.com/apache/hadoop/pull/3026#discussion_r643842160

File path: hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/AzureBlobFileSystemStore.java
@@ -1698,14 +1703,29 @@ private void updateInfiniteLeaseDirs() {
-  private AbfsLease maybeCreateLease(String relativePath)
+  private AbfsLease maybeCreateFiniteLease(String relativePath, boolean isNamespaceEnabled)
       throws AzureBlobFileSystemException {
     boolean enableInfiniteLease = isInfiniteLeaseKey(relativePath);
-    if (!enableInfiniteLease) {
-      return null;
+    AbfsLease lease = null;
+    if (!enableInfiniteLease && abfsConfiguration.isLeaseEnforced() && isNamespaceEnabled)
+      lease = new AbfsLease(client, relativePath, false);

Review comment:
       Are there scenarios where a finite lease created needs to explicitly call on acquireLease
API ? If that dependency isnt there, it would be better to create 2 child classes to AbfsLease
as AbfsAutoRefreshingLease and AbfsFiniteLease. 

This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:

Issue Time Tracking

    Worklog Id:     (was: 605102)
    Time Spent: 1h 50m  (was: 1h 40m)

> ABFS: Introduce Lease Operations with Append to provide single writer semantics
> -------------------------------------------------------------------------------
>                 Key: HADOOP-17590
>                 URL: https://issues.apache.org/jira/browse/HADOOP-17590
>             Project: Hadoop Common
>          Issue Type: Sub-task
>            Reporter: Sneha Varma
>            Assignee: Sneha Varma
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 1h 50m
>  Remaining Estimate: 0h
> The lease operations will be introduced as part of Append, Flush to ensure the single
writer semantics.
> Details:
> Acquire Lease will be introduced in Create, Auto-Renew, Acquire will be added to Append
& Release, Auto-Renew, Acquire in Flush.
> Duration the creation of the file the lease will be acquired, as part of appends the
lease will be auto-renewed & the lease can be released as part of flush.
> By default the lease duration will be of 60 seconds.
> "fs.azure.write.enforcelease" & "fs.azure.write.lease.duration" two configs will
be introduced.

This message was sent by Atlassian Jira

To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: common-issues-help@hadoop.apache.org

View raw message