Repository: incubator-impala
Updated Branches:
  refs/heads/master [created] f915d59aa


IMPALA-3081: increase mem limit (again) for TestWideRow

LZO occasionally needs > 80MB to run this query. We still need to
investigate why it needs so much memory (the scan alone takes > 70MB),
but for now bump the mem limit again.

Change-Id: Ifdb7c6d33ab2de0f06e7322aa8f8ba107da84d49
Reviewed-on: http://gerrit.cloudera.org:8080/2602
Reviewed-by: Jim Apple <[email protected]>
Tested-by: Internal Jenkins


Project: http://git-wip-us.apache.org/repos/asf/incubator-impala/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-impala/commit/a75d7dd2
Tree: http://git-wip-us.apache.org/repos/asf/incubator-impala/tree/a75d7dd2
Diff: http://git-wip-us.apache.org/repos/asf/incubator-impala/diff/a75d7dd2

Branch: refs/heads/master
Commit: a75d7dd282bd6bdd3b0b82d389403a80c6732feb
Parents: b393729
Author: Skye Wanderman-Milne <[email protected]>
Authored: Tue Mar 22 16:16:18 2016 -0700
Committer: Internal Jenkins <[email protected]>
Committed: Wed Mar 23 05:14:29 2016 +0000

----------------------------------------------------------------------
 tests/query_test/test_scanners.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/a75d7dd2/tests/query_test/test_scanners.py
----------------------------------------------------------------------
diff --git a/tests/query_test/test_scanners.py 
b/tests/query_test/test_scanners.py
index 9da7078..ca34965 100644
--- a/tests/query_test/test_scanners.py
+++ b/tests/query_test/test_scanners.py
@@ -142,10 +142,10 @@ class TestWideRow(ImpalaTestSuite):
     # We need > 10 MB of memory because we're creating extra buffers:
     # - 10 MB table / 5 MB scan range = 2 scan ranges, each of which may 
allocate ~20MB
     # - Sync reads will allocate ~5MB of space
-    # The 80MB value used here was determined empirically by raising the limit 
until the
+    # The 100MB value used here was determined empirically by raising the 
limit until the
     # query succeeded for all file formats -- I don't know exactly why we need 
this much.
     # TODO: figure out exact breakdown of memory usage (IMPALA-681)
-    new_vector.get_value('exec_option')['mem_limit'] = 80 * 1024 * 1024
+    new_vector.get_value('exec_option')['mem_limit'] = 100 * 1024 * 1024
     self.run_test_case('QueryTest/wide-row', new_vector)
 
 class TestWideTable(ImpalaTestSuite):

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