Telemetry & Concurrency ShieldMulti-Tier Cache Orchestration

Concurrency Shield & Lakehouse Cache Telemetry

Monitor real-time L1 process in-memory and L2 Redis/Valkey cache hit ratios. Ephemeral caching shields cold lakehouse Parquet files in OneLake and S3 from query spikes.

L1 In-Memory Hit Ratio

78.4%

< 3.2ms Average Latency

L2 Redis/Valkey Hit Ratio

17.8%

< 14.6ms Average Latency

Lakehouse Cold Reads

3.8%

Direct PolyBase / OneLake Scans

Combined Cache Offload

96.2%

Queries Shielded from Storage

Real-Time Cache Partition Activity

L1_HITsales_orders?$filter=region eq 'EMEA'

Partition: tenant-apac-0092.4ms

L2_HITmcp:meynos_query_delta_sales (agent-session-991)

Partition: tenant-us-00113.1ms

MISS_PASSTHROUGHcustomer_profiles?$filter=created_date ge 2026-08-01

Engine: Fabric OneLake Parquet410ms