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DistribCacheMetrics

heliosdb_proxy::distribcache::metrics

Struct DistribCacheMetrics 

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pub struct DistribCacheMetrics {
Show 50 fields
    pub cache_hits: AtomicU64,
    pub cache_misses: AtomicU64,
    pub cache_puts: AtomicU64,
    pub cache_evictions: AtomicU64,
    pub cache_invalidations: AtomicU64,
    pub l1_hits: AtomicU64,
    pub l1_misses: AtomicU64,
    pub l1_size_bytes: AtomicU64,
    pub l1_entries: AtomicU64,
    pub l2_hits: AtomicU64,
    pub l2_misses: AtomicU64,
    pub l2_size_bytes: AtomicU64,
    pub l2_entries: AtomicU64,
    pub l3_hits: AtomicU64,
    pub l3_misses: AtomicU64,
    pub l3_size_bytes: AtomicU64,
    pub l3_entries: AtomicU64,
    pub latency_under_100us: AtomicU64,
    pub latency_100us_1ms: AtomicU64,
    pub latency_1ms_10ms: AtomicU64,
    pub latency_10ms_100ms: AtomicU64,
    pub latency_over_100ms: AtomicU64,
    pub latency_total_us: AtomicU64,
    pub latency_count: AtomicU64,
    pub oltp_queries: AtomicU64,
    pub olap_queries: AtomicU64,
    pub vector_queries: AtomicU64,
    pub ai_agent_queries: AtomicU64,
    pub rag_queries: AtomicU64,
    pub mixed_queries: AtomicU64,
    pub conversation_cache_hits: AtomicU64,
    pub conversation_cache_misses: AtomicU64,
    pub rag_cache_hits: AtomicU64,
    pub rag_cache_misses: AtomicU64,
    pub tool_cache_hits: AtomicU64,
    pub tool_cache_misses: AtomicU64,
    pub semantic_cache_hits: AtomicU64,
    pub semantic_cache_misses: AtomicU64,
    pub prefetch_hits: AtomicU64,
    pub prefetch_misses: AtomicU64,
    pub prefetch_predictions: AtomicU64,
    pub wal_invalidations: AtomicU64,
    pub ttl_invalidations: AtomicU64,
    pub manual_invalidations: AtomicU64,
    pub scheduled_queries: AtomicU64,
    pub queued_queries: AtomicU64,
    pub rejected_queries: AtomicU64,
    pub cache_errors: AtomicU64,
    pub timeout_errors: AtomicU64,
    pub serialization_errors: AtomicU64,
    /* private fields */

}
Expand description

Comprehensive metrics for DistribCache

Fields§

§cache_hits: AtomicU64§cache_misses: AtomicU64§cache_puts: AtomicU64§cache_evictions: AtomicU64§cache_invalidations: AtomicU64§l1_hits: AtomicU64§l1_misses: AtomicU64§l1_size_bytes: AtomicU64§l1_entries: AtomicU64§l2_hits: AtomicU64§l2_misses: AtomicU64§l2_size_bytes: AtomicU64§l2_entries: AtomicU64§l3_hits: AtomicU64§l3_misses: AtomicU64§l3_size_bytes: AtomicU64§l3_entries: AtomicU64§latency_under_100us: AtomicU64§latency_100us_1ms: AtomicU64§latency_1ms_10ms: AtomicU64§latency_10ms_100ms: AtomicU64§latency_over_100ms: AtomicU64§latency_total_us: AtomicU64§latency_count: AtomicU64§oltp_queries: AtomicU64§olap_queries: AtomicU64§vector_queries: AtomicU64§ai_agent_queries: AtomicU64§rag_queries: AtomicU64§mixed_queries: AtomicU64§conversation_cache_hits: AtomicU64§conversation_cache_misses: AtomicU64§rag_cache_hits: AtomicU64§rag_cache_misses: AtomicU64§tool_cache_hits: AtomicU64§tool_cache_misses: AtomicU64§semantic_cache_hits: AtomicU64§semantic_cache_misses: AtomicU64§prefetch_hits: AtomicU64§prefetch_misses: AtomicU64§prefetch_predictions: AtomicU64§wal_invalidations: AtomicU64§ttl_invalidations: AtomicU64§manual_invalidations: AtomicU64§scheduled_queries: AtomicU64§queued_queries: AtomicU64§rejected_queries: AtomicU64§cache_errors: AtomicU64§timeout_errors: AtomicU64§serialization_errors: AtomicU64

Implementations§

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impl DistribCacheMetrics

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pub fn new() -> Self

Create new metrics instance

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pub fn record_hit(&self, tier: CacheTier)

Record cache hit

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pub fn record_miss(&self, tier: CacheTier)

Record cache miss

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pub fn record_put(&self)

Record cache put

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pub fn record_eviction(&self)

Record eviction

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pub fn record_invalidation(&self, source: InvalidationSource)

Record invalidation

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pub fn record_latency(&self, duration: Duration)

Record latency

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pub fn record_workload(&self, workload: WorkloadType)

Record workload type

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pub fn update_tier_size(&self, tier: CacheTier, size_bytes: u64, entries: u64)

Update tier size

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pub fn record_error(&self, error_type: ErrorType)

Record error

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pub fn uptime(&self) -> Duration

Get uptime

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pub fn hit_rate(&self) -> f64

Get overall hit rate

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pub fn avg_latency_us(&self) -> f64

Get average latency in microseconds

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pub fn to_prometheus(&self) -> String

Export as Prometheus text format

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pub fn to_json(&self) -> Value

Export as JSON

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pub fn reset(&self)

Reset all metrics

Trait Implementations§

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impl Debug for DistribCacheMetrics

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for DistribCacheMetrics

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fn default() -> Self

Returns the “default value” for a type. Read more

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