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/**
* Copyright (C) 2021-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/db/query/plan_cache_callbacks.h"
#include "mongo/logv2/log.h"
#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kQuery
namespace mongo::log_detail {
void logInactiveCacheEntry(const std::string& key) {
LOGV2_DEBUG(
20936, 2, "Not using cached entry since it is inactive", "cacheKey"_attr = redact(key));
}
void logCreateInactiveCacheEntry(std::string&& query,
std::string&& queryHash,
std::string&& planCacheKey,
size_t newWorks) {
LOGV2_DEBUG(20937,
1,
"Creating inactive cache entry for query",
"query"_attr = redact(query),
"queryHash"_attr = queryHash,
"planCacheKey"_attr = planCacheKey,
"newWorks"_attr = newWorks);
}
void logReplaceActiveCacheEntry(std::string&& query,
std::string&& queryHash,
std::string&& planCacheKey,
size_t works,
size_t newWorks) {
LOGV2_DEBUG(20938,
1,
"Replacing active cache entry for query",
"query"_attr = redact(query),
"queryHash"_attr = queryHash,
"planCacheKey"_attr = planCacheKey,
"oldWorks"_attr = works,
"newWorks"_attr = newWorks);
}
void logNoop(std::string&& query,
std::string&& queryHash,
std::string&& planCacheKey,
size_t works,
size_t newWorks) {
LOGV2_DEBUG(20939,
1,
"Attempt to write to the planCache resulted in a noop, since there's already "
"an active cache entry with a lower works value",
"query"_attr = redact(query),
"queryHash"_attr = queryHash,
"planCacheKey"_attr = planCacheKey,
"oldWorks"_attr = works,
"newWorks"_attr = newWorks);
}
void logIncreasingWorkValue(std::string&& query,
std::string&& queryHash,
std::string&& planCacheKey,
size_t works,
size_t increasedWorks) {
LOGV2_DEBUG(20940,
1,
"Increasing work value associated with cache entry",
"query"_attr = redact(query),
"queryHash"_attr = queryHash,
"planCacheKey"_attr = planCacheKey,
"oldWorks"_attr = works,
"increasedWorks"_attr = increasedWorks);
}
void logPromoteCacheEntry(std::string&& query,
std::string&& queryHash,
std::string&& planCacheKey,
size_t works,
size_t newWorks) {
LOGV2_DEBUG(20941,
1,
"Inactive cache entry for query is being promoted to active entry",
"query"_attr = redact(query),
"queryHash"_attr = queryHash,
"planCacheKey"_attr = planCacheKey,
"oldWorks"_attr = works,
"newWorks"_attr = newWorks);
}
void logRemoveCacheEntry(const std::string& ns,
const BSONObj& query,
const BSONObj& projection,
const BSONObj& sort,
const BSONObj& collation) {
LOGV2_DEBUG(23907,
1,
"{namespace}: Removed plan cache entry - {query}"
"(sort: {sort}; projection: {projection}; collation: {collation})",
"Removed plan cache entry",
"namespace"_attr = ns,
"query"_attr = redact(query),
"sort"_attr = sort,
"projection"_attr = projection,
"collation"_attr = collation);
}
void logMissingCacheEntry(const std::string& ns,
const BSONObj& query,
const BSONObj& projection,
const BSONObj& sort,
const BSONObj& collation) {
LOGV2_DEBUG(23906,
1,
"{namespace}: Query shape doesn't exist in PlanCache - {query}"
"(sort: {sort}; projection: {projection}; collation: {collation})",
"Query shape doesn't exist in PlanCache",
"namespace"_attr = ns,
"query"_attr = redact(query),
"sort"_attr = sort,
"projection"_attr = projection,
"collation"_attr = collation);
}
} // namespace mongo::log_detail
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