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From h...@apache.org
Subject incubator-hawq git commit: HAWQ-296. TPC-H Query 5 encounters OOM in large HAWQ cluster with None mode
Date Wed, 30 Dec 2015 10:22:30 GMT
Repository: incubator-hawq
Updated Branches:
  refs/heads/master dbde72018 -> 685da7a54


HAWQ-296. TPC-H Query 5 encounters OOM in large HAWQ cluster with None mode


Project: http://git-wip-us.apache.org/repos/asf/incubator-hawq/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-hawq/commit/685da7a5
Tree: http://git-wip-us.apache.org/repos/asf/incubator-hawq/tree/685da7a5
Diff: http://git-wip-us.apache.org/repos/asf/incubator-hawq/diff/685da7a5

Branch: refs/heads/master
Commit: 685da7a54084005bd2ed9983aad00c8f3a071cfe
Parents: dbde720
Author: Ruilong Huo <rhuo@pivotal.io>
Authored: Wed Dec 30 01:35:35 2015 -0800
Committer: Ruilong Huo <rhuo@pivotal.io>
Committed: Wed Dec 30 18:22:10 2015 +0800

----------------------------------------------------------------------
 src/backend/utils/misc/guc.c             | 2 +-
 src/backend/utils/mmgr/redzone_handler.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/685da7a5/src/backend/utils/misc/guc.c
----------------------------------------------------------------------
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c
index a08a812..20194b4 100644
--- a/src/backend/utils/misc/guc.c
+++ b/src/backend/utils/misc/guc.c
@@ -5923,7 +5923,7 @@ static struct config_int ConfigureNamesInt[] =
 			NULL,
 		},
 		&runaway_detector_activation_percent,
-		90, 0, 100, NULL, NULL
+		95, 0, 100, NULL, NULL
 	},
 
 	{

http://git-wip-us.apache.org/repos/asf/incubator-hawq/blob/685da7a5/src/backend/utils/mmgr/redzone_handler.c
----------------------------------------------------------------------
diff --git a/src/backend/utils/mmgr/redzone_handler.c b/src/backend/utils/mmgr/redzone_handler.c
index b5fdb42..04647c9 100644
--- a/src/backend/utils/mmgr/redzone_handler.c
+++ b/src/backend/utils/mmgr/redzone_handler.c
@@ -48,7 +48,7 @@ extern int32 VmemTracker_ConvertVmemMBToChunks(int mb);
 #define INVALID_SESSION_ID -1
 
 /* The runaway detector activates if the used vmem exceeds this percentage of the vmem quota
*/
-int	runaway_detector_activation_percent = 80;
+int	runaway_detector_activation_percent = 95;
 
 /* The last number of chunks for segment vmem quota */
 static int lastSegmentVmemQuotaChunks = -1;


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