Hello Joe McDonnell, Bikramjeet Vig, Impala Public Jenkins,

I'd like you to reexamine a change. Please visit

    http://gerrit.cloudera.org:8080/17054

to look at the new patch set (#2).

Change subject: IMPALA-10497: Fix flakiness in 
test_no_fd_caching_on_cached_data.
......................................................................

IMPALA-10497: Fix flakiness in test_no_fd_caching_on_cached_data.

test_no_fd_caching_on_cached_data has been flaky for not having all of
the data fully cached in the warm-up phase. There is a limit on
concurrency in writing to the cache such that we may fail to cache data
the first time read it. This patch fixes the test by repeating the
warm-up query 5 times. This patch also reduce the test cluster size to
just 1 to avoid potential flakiness from multiple impalad racing to
delete the same old fata cache files.

Testing:
- Loop the test manually 100 times and see no more failures.

Change-Id: I774f9dfea7dcc107c3c7f2b76db3aaf4b2dd7952
---
M tests/custom_cluster/test_hdfs_fd_caching.py
1 file changed, 7 insertions(+), 5 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/54/17054/2
--
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I774f9dfea7dcc107c3c7f2b76db3aaf4b2dd7952
Gerrit-Change-Number: 17054
Gerrit-PatchSet: 2
Gerrit-Owner: Riza Suminto <riza.sumi...@cloudera.com>
Gerrit-Reviewer: Bikramjeet Vig <bikramjeet....@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com>
Gerrit-Reviewer: Joe McDonnell <joemcdonn...@cloudera.com>
Gerrit-Reviewer: Riza Suminto <riza.sumi...@cloudera.com>

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