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HDFS-15916. Addendum. DistCp: Backward compatibility: Distcp fails from Hadoop 3 to Hadoop 2 for snapshotdiff. (#3056)

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Ayush Saxena 2021-06-09 08:04:45 +05:30 committed by GitHub
parent 00d372b663
commit a1a3184171
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1 changed files with 2 additions and 1 deletions
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hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DistributedFileSystem.java
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@ -2395,7 +2395,8 @@ private SnapshotDiffReport getSnapshotDiffReportInternal(
} catch (RpcNoSuchMethodException e) { } catch (RpcNoSuchMethodException e) {
// In case the server doesn't support getSnapshotDiffReportListing, // In case the server doesn't support getSnapshotDiffReportListing,
// fallback to getSnapshotDiffReport. // fallback to getSnapshotDiffReport.
LOG.warn("Falling back to getSnapshotDiffReport {}", e.getMessage()); DFSClient.LOG.warn(
"Falling back to getSnapshotDiffReport {}", e.getMessage());
return dfs.getSnapshotDiffReport(snapshotDir, fromSnapshot, toSnapshot); return dfs.getSnapshotDiffReport(snapshotDir, fromSnapshot, toSnapshot);
} }
startPath = report.getLastPath(); startPath = report.getLastPath();