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https://issues.apache.org/jira/browse/HADOOP-17999?focusedWorklogId=682323&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-682323
]
ASF GitHub Bot logged work on HADOOP-17999:
-------------------------------------------
Author: ASF GitHub Bot
Created on: 16/Nov/21 23:37
Start Date: 16/Nov/21 23:37
Worklog Time Spent: 10m
Work Description: abhishekdas99 commented on a change in pull request
#3639:
URL: https://github.com/apache/hadoop/pull/3639#discussion_r750770445
##########
File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ViewFileSystem.java
##########
@@ -917,13 +917,9 @@ public void removeXAttr(Path path, String name) throws
IOException {
}
@Override
- public void setVerifyChecksum(final boolean verifyChecksum) {
- List<InodeTree.MountPoint<FileSystem>> mountPoints =
- fsState.getMountPoints();
- Map<String, FileSystem> fsMap = initializeMountedFileSystems(mountPoints);
- for (InodeTree.MountPoint<FileSystem> mount : mountPoints) {
- fsMap.get(mount.src).setVerifyChecksum(verifyChecksum);
- }
+ public void setVerifyChecksum(final boolean verifyChecksum) {
Review comment:
We still want to keep overriding the two methods in ViewFileSystem (same
as ViewFs) so that we explicitly say these are no-ops and doesn't depend on the
FileSystem implementation (if anything changes in future)
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Issue Time Tracking
-------------------
Worklog Id: (was: 682323)
Time Spent: 50m (was: 40m)
> ViewFileSystem.setVerifyChecksum should not initialize all target filesystems
> -----------------------------------------------------------------------------
>
> Key: HADOOP-17999
> URL: https://issues.apache.org/jira/browse/HADOOP-17999
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Abhishek Das
> Assignee: Abhishek Das
> Priority: Major
> Labels: pull-request-available
> Time Spent: 50m
> Remaining Estimate: 0h
>
> Currently setVerifyChecksum and setWriteChecksum initializes all target file
> systems which causes delay in hadoop shell copy commands such as get, put,
> copyFromLocal etc.
> This also eventually causes OOM.
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