TierStatistics

oxirs_vec::tiering::types

Struct TierStatistics 

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pub struct TierStatistics {
    pub capacity_bytes: u64,
    pub used_bytes: u64,
    pub index_count: usize,
    pub total_queries: u64,
    pub avg_query_latency_us: u64,
    pub hit_rate: f64,
    pub promotions: u64,
    pub demotions: u64,
    pub bytes_read: u64,
    pub bytes_written: u64,
    pub last_updated: SystemTime,
}
Expand description

Statistics for a storage tier

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§capacity_bytes: u64

Total capacity in bytes

§used_bytes: u64

Used capacity in bytes

§index_count: usize

Number of indices in this tier

§total_queries: u64

Total number of queries to this tier

§avg_query_latency_us: u64

Average query latency in microseconds

§hit_rate: f64

Hit rate for this tier

§promotions: u64

Number of promotions from this tier

§demotions: u64

Number of demotions to this tier

§bytes_read: u64

Total bytes read

§bytes_written: u64

Total bytes written

§last_updated: SystemTime

Last update timestamp

Implementations§

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impl TierStatistics

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pub fn utilization(&self) -> f64

Calculate utilization ratio (0.0 - 1.0)

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pub fn available_bytes(&self) -> u64

Calculate available bytes

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pub fn is_near_capacity(&self, threshold: f64) -> bool

Check if tier is near capacity

Trait Implementations§

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impl Clone for TierStatistics

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fn clone(&self) -> TierStatistics

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for TierStatistics

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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 TierStatistics

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for TierStatistics

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for TierStatistics

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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