🖥️ Physical & Virtual Infrastructure Topology

🔌 PHYSICAL HARDWARE & NUMA BUS AFFINITY
HOST A: Replayer Rig (192.168.1.200) HOST B: Dell R630 Server (192.168.1.225) Intel® Core i9-14900K 24C / 32 Threads 6.0 GHz Turbo 36MB L3 Cache P-Cores + E-Cores -- 2x 48GB DDR5 (96GB) DIMM 1: 48 GB DDR5 DIMM 2: 48 GB DDR5 --/96GB (--) SAMSUNG 870 EVO SSD Solid State Storage (SSD) 1.8TB EVO + 1.0TB NVMe PRO 6.0 Gbps SATA III + PCIe 4.0 PCIe Gen4 x8 Bus Link → NUMA NODE 0 (Active Ingestion & Storage) ← NIC & RAID AFFINITY PERC H730 Mini SAS-3 Dell 1.7TB SAS Hardware RAID Array PCIe Bus 02:00.0 → NUMA Node 0 Intel® Xeon® CPU 0 (E5-2690) 14C / 28 Threads 2.60 GHz Base 35MB Smart Cache -- Core Affinity Active 4x 16GB DDR4 ECC (64GB) --/64GB (--) ⚡ UPI Interconnect Bus (9.6 GT/s) Intel® Xeon® CPU 1 (E5-2690) 14C / 28 Threads 2.60 GHz Base 35MB Smart Cache Secondary Compute -- Secondary Idle Core 4x 16GB DDR4 ECC (64GB) --/64GB (--) NUMA NODE 1 (Secondary Compute Node) NO STORAGE / NO NIC Intel® 82599 X520-DA2 10G-1 10G-2 10G-1 10G-2 Dell™ rNDC X520 10G Physical SFP+ Fiber Cable 1 (Port 1) Equity Wirespeed + PTP IEEE 1588 (< --) Physical SFP+ Fiber Cable 2 (Port 2) OPRA Binary Quotes ('q') & Trades ('t')
🖥️ Host A Empirical Hardware Specs
System ChassisCustom i9-14900K Water-Cooled Rig
Processor / CPUIntel® Core™ i9-14900K @ 6.0 GHz (32 vCPUs)
Empirical RAM Modules2x 48GB DDR5 Sticks (96 GB Total / 90GB 1GB HP)
Storage Array1.8TB Samsung 870 EVO SSD + 1.0TB NVMe 9100 PRO
NIC Brand & ModelIntel® Ethernet Server Adapter X520-2 (Dual 10G)
Transparent Huge PagesDISABLED (never) — Eliminates khugepaged stutters
PTP Hardware ClockLEADER GRANDMASTER (--)
🏢 Host B Dual-NUMA Socket Hardware Specs
System ChassisDell PowerEdge R630 Enterprise Server
Empirical RAM Modules8x 16GB DDR4 ECC Sticks (128 GB Total / 120GB 1GB HP)
NUMA Node 0 (Active)CPU 0 + 4x 16GB RAM + PERC H730 RAID + 10G NIC Attached
NUMA Node 1 (Secondary)CPU 1 + 4x 16GB RAM (NO NIC / NO STORAGE ATTACHED)
UPI Interconnect BusHigh-Speed Dual 9.6 GT/s Interconnect Link
rNDC NIC CardDell Ethernet 10G Dual-Port SFP+ rNDC [1028:1f72]
Transparent Huge PagesDISABLED (never) — Eliminates khugepaged stutters
PTP Hardware ClockFOLLOWER LOCKED (< --)
🐳 VIRTUAL DOCKER CONTAINER TOPOLOGY
DOCKER COMPOSE SERVICES ONLINE
vEth Stream: equity-feed vEth Stream: opra-feed Host A Docker Containers (docker-compose) equity-feed-generator Image: equity_feed_generator:v1 | DPDK 23.11 opra-feed-generator Image: opra_feed_generator:v1 | Category 'q'/'t' control-daemon (REST API) FastAPI Port 8000 | cgroup v2 telemetry Host B Docker Containers (docker-compose) equity-feed-handler NUMA 0 Affinity | Zero-Copy Rx Ring opra-feed-handler NUMA 0 Affinity | OSI Decoder hft-orderbook-engine NUMA 0 Cache Warm | 0.00 TLB Misses
🐳 Host A Container Telemetry
equity-feed-generator
cgroup CPU & RAM Telemetry
-- CPU
control-daemon
REST API Daemon Port 8000
ONLINE (HTTP 200)
🐳 Host B Container Telemetry
equity-feed-handler
cgroup CPU & RAM Telemetry
0 DROPS
hft-orderbook-engine
NUMA Node 0 Core Affinity
0.00 TLB MISSES