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Posted to issues@ozone.apache.org by "Sammi Chen (Jira)" <ji...@apache.org> on 2020/06/15 12:22:00 UTC
[jira] [Updated] (HDDS-3802) Incorrect data returned by reading a
FILE_PER_CHUNK block
[ https://issues.apache.org/jira/browse/HDDS-3802?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sammi Chen updated HDDS-3802:
-----------------------------
Description:
FilePerChunkStrategy#readChunk
{quote}// use offset only if file written by old datanode
long offset;
if (file.exists() && file.length() == info.getOffset() + len) {
offset = info.getOffset();
} else {
offset = 0; ---> this line causes the issue.
}
{quote}
was:
FilePerChunkStrategy#readChunk
// use offset only if file written by old datanode
long offset;
if (file.exists() && file.length() == info.getOffset() + len) {
offset = info.getOffset();
} else {
offset = 0; ---> this line causes the issue.
}
> Incorrect data returned by reading a FILE_PER_CHUNK block
> ---------------------------------------------------------
>
> Key: HDDS-3802
> URL: https://issues.apache.org/jira/browse/HDDS-3802
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Sammi Chen
> Assignee: Sammi Chen
> Priority: Critical
>
> FilePerChunkStrategy#readChunk
> {quote}// use offset only if file written by old datanode
> long offset;
> if (file.exists() && file.length() == info.getOffset() + len) {
> offset = info.getOffset();
> } else {
> offset = 0; ---> this line causes the issue.
> }
> {quote}
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