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properly assign conflicting placements

tenant-schema-isolation-complete-view
Onur Tirtir 2023-10-06 12:50:03 +03:00
parent 7e9a186fa2
commit 2fc1411da4
1 changed files with 12 additions and 9 deletions
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21
src/backend/distributed/operations/rebalancer_placement_isolation.c
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@ -279,21 +279,20 @@ NodeToPlacementGroupHashAssignNodes(HTAB *nodePlacementGroupHash,
}
}
bool emitWarning = false;
/*
* For the shard placement groups that could not be assigned to their
* current node, assign them to any other node that is available.
*/
int availableNodeIdx = 0;
ShardPlacement *unassignedShardPlacement = NULL;
foreach_ptr(unassignedShardPlacement, unassignedPlacementList)
{
bool separated = false;
while (!separated && availableNodeIdx < list_length(availableWorkerList))
{
WorkerNode *availableWorkerNode =
(WorkerNode *) list_nth(availableWorkerList, availableNodeIdx);
availableNodeIdx++;
WorkerNode *availableWorkerNode = NULL;
foreach_ptr(availableWorkerNode, availableWorkerList)
{
if (NodeToPlacementGroupHashAssignNode(nodePlacementGroupHash,
availableWorkerNode->groupId,
unassignedShardPlacement,
@ -306,11 +305,15 @@ NodeToPlacementGroupHashAssignNodes(HTAB *nodePlacementGroupHash,
if (!separated)
{
ereport(WARNING, (errmsg("could not separate all shard placements "
"that need a separate node")));
return;
emitWarning = true;
}
}
if (emitWarning)
{
ereport(WARNING, (errmsg("could not separate all shard placements "
"that need a separate node")));
}
}