diff options
| -rw-r--r-- | src/mongo/db/catalog/collection_impl.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/mongo/db/catalog/collection_impl.cpp b/src/mongo/db/catalog/collection_impl.cpp index 689b340923a..5d5922c690f 100644 --- a/src/mongo/db/catalog/collection_impl.cpp +++ b/src/mongo/db/catalog/collection_impl.cpp @@ -1005,6 +1005,15 @@ void CollectionImpl::informIndexObserver(OperationContext* opCtx, const IndexDescriptor* descriptor, const IndexKeyEntry& indexEntry, const ValidationOperation operation) const { + // The index observer was used for a project that would allow concurrent validation of + // collection/index consistency while updates were happening to the collection. That project did + // not make it in for 3.6. This mutex is in a hot code path, so we're going to avoid locking it + // for the time being. See SERVER-31948. + const bool unusedReturnEarlyForPerf = true; + if (unusedReturnEarlyForPerf) { + return; + } + stdx::lock_guard<stdx::mutex> lock(_indexObserverMutex); if (_indexObserver) { _indexObserver->inform(opCtx, descriptor, std::move(indexEntry), operation); |