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Merge pull request #3666 from citusdata/size-functions-without-locks 

Remove metadata locks from size functions
pull/3719/head
Hanefi Onaldi 2020-04-07 18:02:39 +03:00 committed by GitHub
parent 0430b568be 1d22d0c2ff
commit e31dcff178
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1 changed files with 0 additions and 12 deletions
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12
src/backend/distributed/master/master_metadata_utility.c
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@ -301,18 +301,6 @@ ShardIntervalsOnWorkerGroup(WorkerNode *workerNode, Oid relationId)
placementIndex++) placementIndex++)
{ {
GroupShardPlacement *placement = &placementArray[placementIndex]; GroupShardPlacement *placement = &placementArray[placementIndex];
uint64 shardId = placement->shardId;
bool metadataLock = TryLockShardDistributionMetadata(shardId, ShareLock);
/* if the lock is not acquired warn the user */
if (metadataLock == false)
{
ereport(WARNING, (errcode(ERRCODE_LOCK_NOT_AVAILABLE),
errmsg("lock is not acquired, size of shard "
UINT64_FORMAT " will be ignored", shardId)));
continue;
}
if (placement->groupId == workerNode->groupId) if (placement->groupId == workerNode->groupId)
{ {