Struct Metrics 

pub struct Metrics {

    pub writes_total: AtomicU64,
    pub reads_total: AtomicU64,
    pub deletes_total: AtomicU64,
    pub cache_hits: AtomicU64,
    pub cache_misses: AtomicU64,
    pub wal_syncs: AtomicU64,
    pub context_assemblies: AtomicU64,
    pub mql_queries_parsed: AtomicU64,
    pub contradictions_detected: AtomicU64,
    pub beliefs_propagated: AtomicU64,
    pub speculative_hits: AtomicU64,
    pub speculative_misses: AtomicU64,
    pub write_latency_us_sum: AtomicU64,
    pub write_latency_count: AtomicU64,
    pub read_latency_us_sum: AtomicU64,
    pub read_latency_count: AtomicU64,
}

Atomic counters for all MenteDB operations.

Fields

writes_total: AtomicU64

Total write operations.

reads_total: AtomicU64

Total read operations.

deletes_total: AtomicU64

Total delete operations.

cache_hits: AtomicU64

Cache hits.

cache_misses: AtomicU64

Cache misses.

wal_syncs: AtomicU64

WAL sync operations.

context_assemblies: AtomicU64

Context assembly operations.

mql_queries_parsed: AtomicU64

MQL queries parsed.

contradictions_detected: AtomicU64

Contradictions detected.

beliefs_propagated: AtomicU64

Beliefs propagated.

speculative_hits: AtomicU64

Speculative cache hits.

speculative_misses: AtomicU64

Speculative cache misses.

write_latency_us_sum: AtomicU64

Sum of write latencies in microseconds.

write_latency_count: AtomicU64

Number of write latency samples.

read_latency_us_sum: AtomicU64

Sum of read latencies in microseconds.

read_latency_count: AtomicU64

Number of read latency samples.

Implementations

impl Metrics

pub fn new() -> Self

Create a new zeroed metrics instance.

pub fn inc_writes(&self)

Increment writes counter.

pub fn inc_reads(&self)

Increment reads counter.

pub fn inc_deletes(&self)

Increment deletes counter.

pub fn inc_cache_hits(&self)

Increment cache hits counter.

pub fn inc_cache_misses(&self)

Increment cache misses counter.

pub fn record_write_latency(&self, microseconds: u64)

Record a write latency sample.

pub fn record_read_latency(&self, microseconds: u64)

Record a read latency sample.

pub fn export_prometheus(&self) -> String

Export metrics in Prometheus text exposition format.

pub fn export_json(&self) -> String

Export metrics as a JSON string.

pub fn snapshot(&self) -> MetricsSnapshot

Take a point-in-time snapshot of all metrics.

Trait Implementations

impl Default for Metrics

fn default() -> Self

Returns the “default value” for a type.