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[doc][refactor](metrics) Reorganize FE and BE metrics and add document (#11307)

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This commit is contained in:
Mingyu Chen
2022-08-02 11:34:06 +08:00
committed by GitHub
parent 60b5ed16a8
commit abbf75d302
57 changed files with 673 additions and 991 deletions
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38
be/src/olap/lru_cache.cpp
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@ -24,12 +24,12 @@ using std::stringstream;
namespace doris {
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(capacity, MetricUnit::BYTES);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(usage, MetricUnit::BYTES);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(usage_ratio, MetricUnit::NOUNIT);
DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(lookup_count, MetricUnit::OPERATIONS);
DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(hit_count, MetricUnit::OPERATIONS);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(hit_ratio, MetricUnit::NOUNIT);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(cache_capacity, MetricUnit::BYTES);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(cache_usage, MetricUnit::BYTES);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(cache_usage_ratio, MetricUnit::NOUNIT);
DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(cache_lookup_count, MetricUnit::OPERATIONS);
DEFINE_COUNTER_METRIC_PROTOTYPE_2ARG(cache_hit_count, MetricUnit::OPERATIONS);
DEFINE_GAUGE_METRIC_PROTOTYPE_2ARG(cache_hit_ratio, MetricUnit::NOUNIT);
uint32_t CacheKey::hash(const char* data, size_t n, uint32_t seed) const {
// Similar to murmur hash
@ -452,12 +452,12 @@ ShardedLRUCache::ShardedLRUCache(const std::string& name, size_t total_capacity,
_entity = DorisMetrics::instance()->metric_registry()->register_entity(
std::string("lru_cache:") + name, {{"name", name}});
_entity->register_hook(name, std::bind(&ShardedLRUCache::update_cache_metrics, this));
INT_GAUGE_METRIC_REGISTER(_entity, capacity);
INT_GAUGE_METRIC_REGISTER(_entity, usage);
INT_DOUBLE_METRIC_REGISTER(_entity, usage_ratio);
INT_ATOMIC_COUNTER_METRIC_REGISTER(_entity, lookup_count);
INT_ATOMIC_COUNTER_METRIC_REGISTER(_entity, hit_count);
INT_DOUBLE_METRIC_REGISTER(_entity, hit_ratio);
INT_GAUGE_METRIC_REGISTER(_entity, cache_capacity);
INT_GAUGE_METRIC_REGISTER(_entity, cache_usage);
INT_DOUBLE_METRIC_REGISTER(_entity, cache_usage_ratio);
INT_ATOMIC_COUNTER_METRIC_REGISTER(_entity, cache_lookup_count);
INT_ATOMIC_COUNTER_METRIC_REGISTER(_entity, cache_hit_count);
INT_DOUBLE_METRIC_REGISTER(_entity, cache_hit_ratio);
}
ShardedLRUCache::~ShardedLRUCache() {
@ -535,13 +535,13 @@ void ShardedLRUCache::update_cache_metrics() const {
total_hit_count += _shards[i]->get_hit_count();
}
capacity->set_value(total_capacity);
usage->set_value(total_usage);
lookup_count->set_value(total_lookup_count);
hit_count->set_value(total_hit_count);
usage_ratio->set_value(total_capacity == 0 ? 0 : ((double)total_usage / total_capacity));
hit_ratio->set_value(total_lookup_count == 0 ? 0
: ((double)total_hit_count / total_lookup_count));
cache_capacity->set_value(total_capacity);
cache_usage->set_value(total_usage);
cache_lookup_count->set_value(total_lookup_count);
cache_hit_count->set_value(total_hit_count);
cache_usage_ratio->set_value(total_capacity == 0 ? 0 : ((double)total_usage / total_capacity));
cache_hit_ratio->set_value(
total_lookup_count == 0 ? 0 : ((double)total_hit_count / total_lookup_count));
}
Cache* new_lru_cache(const std::string& name, size_t capacity, LRUCacheType type,