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author | Tess Avitabile <tess.avitabile@mongodb.com> | 2016-02-19 10:21:03 -0500 |
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committer | Tess Avitabile <tess.avitabile@mongodb.com> | 2016-02-19 10:21:03 -0500 |
commit | 8d8c5c3e9cea3c34b48abf5cbb95b2b46d9d677b (patch) | |
tree | 65db6e82c09784e2188c54a6b169d113e4128ef5 | |
parent | 015d7742f72b760ff8178aeb5c73c3776cbc738c (diff) | |
download | mongo-8d8c5c3e9cea3c34b48abf5cbb95b2b46d9d677b.tar.gz |
Revert "Ensure PlanRanker::scoreTree does not divide by zero"
This reverts commit 015d7742f72b760ff8178aeb5c73c3776cbc738c.
-rw-r--r-- | src/mongo/db/exec/cached_plan.cpp | 2 | ||||
-rw-r--r-- | src/mongo/db/query/plan_ranker.cpp | 1 |
2 files changed, 1 insertions, 2 deletions
diff --git a/src/mongo/db/exec/cached_plan.cpp b/src/mongo/db/exec/cached_plan.cpp index 7604d5ce465..8037dad1c5a 100644 --- a/src/mongo/db/exec/cached_plan.cpp +++ b/src/mongo/db/exec/cached_plan.cpp @@ -327,7 +327,7 @@ const SpecificStats* CachedPlanStage::getSpecificStats() const { void CachedPlanStage::updatePlanCache() { std::unique_ptr<PlanCacheEntryFeedback> feedback = stdx::make_unique<PlanCacheEntryFeedback>(); feedback->stats = getStats(); - feedback->score = PlanRanker::scoreTree(feedback->stats->children[0].get()); + feedback->score = PlanRanker::scoreTree(feedback->stats.get()); PlanCache* cache = _collection->infoCache()->getPlanCache(); Status fbs = cache->feedback(*_canonicalQuery, feedback.release()); diff --git a/src/mongo/db/query/plan_ranker.cpp b/src/mongo/db/query/plan_ranker.cpp index d4f68eb0602..ff8344da6a0 100644 --- a/src/mongo/db/query/plan_ranker.cpp +++ b/src/mongo/db/query/plan_ranker.cpp @@ -196,7 +196,6 @@ double PlanRanker::scoreTree(const PlanStageStats* stats) { // How many "units of work" did the plan perform. Each call to work(...) // counts as one unit. size_t workUnits = stats->common.works; - invariant(workUnits != 0); // How much did a plan produce? // Range: [0, 1] |