Michael Smith created HDDS-8095:
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Summary: Unbuffer not supported in TDE buckets
Key: HDDS-8095
URL: https://issues.apache.org/jira/browse/HDDS-8095
Project: Apache Ozone
Issue Type: Bug
Affects Versions: 1.3.0
Reporter: Michael Smith
Reading data (with Impala using file handle caching) from a bucket with
transparent data encryption (TDE) enabled fails to unbuffer the input stream
after read is complete.
Impala attempts hdfsUnbufferFile on cached file handles after reading is done.
Previous tickets (HDDS-4320, HDDS-7135) have addressed issues with this, and
been tested to work correctly. However when we enable TDE, unbuffering stops
working again.
Enabling debug logging on org.apache.hadoop shows
{quote}I0307 09:00:58.513293 31969 StreamCapabilitiesPolicy.java:50]
4c4de8d99785e5c8:a97f7edb00000000]
org.apache.hadoop.ozone.client.io.KeyInputStream: does not implement
StreamCapabilities and the unbuffer capability
{quote}
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