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Posted to hdfs-issues@hadoop.apache.org by "Mukul Kumar Singh (JIRA)" <ji...@apache.org> on 2018/03/01 03:56:00 UTC
[jira] [Assigned] (HDFS-12581) ViewFileSystem#getAllStoragePolicies
aggregates storage policies across NN using policyid
[ https://issues.apache.org/jira/browse/HDFS-12581?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mukul Kumar Singh reassigned HDFS-12581:
----------------------------------------
Assignee: Lokesh Jain (was: Mukul Kumar Singh)
> ViewFileSystem#getAllStoragePolicies aggregates storage policies across NN using policyid
> ------------------------------------------------------------------------------------------
>
> Key: HDFS-12581
> URL: https://issues.apache.org/jira/browse/HDFS-12581
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs
> Reporter: Mukul Kumar Singh
> Assignee: Lokesh Jain
> Priority: Major
>
> This jira was identified from review comments for HDFS-11968.
> ViewFileSystem#getAllStoragePolicies aggregates storage policies across NN using policyid,
> However in a certain cluster,across nodes these storage policies can have different meaning.
> {code}
> @Override
> public Collection<? extends BlockStoragePolicySpi> getAllStoragePolicies()
> throws IOException {
> Collection<BlockStoragePolicySpi> allPolicies = new HashSet<>();
> for (FileSystem fs : getChildFileSystems()) {
> try {
> Collection<? extends BlockStoragePolicySpi> policies =
> fs.getAllStoragePolicies();
> allPolicies.addAll(policies);
> {code}
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