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Workload Management

Intelligent query scheduling, resource management, and SLA enforcement.

Overview

HeliosDB Workload Management controls query execution, resource allocation, and service level agreements.

Components

ComponentDescription
Admission ControlGate queries based on system capacity
Query SchedulerPriority-based query execution
Resource ManagerCPU, memory, I/O allocation
SLA ManagerEnforce response time guarantees
Graceful DegradationMaintain service during overload

Quick Start

-- Create a workload profile
CREATE WORKLOAD PROFILE high_priority
WITH (
max_memory = '8GB',
max_cpu_time = '60s',
priority = 100,
queue = 'critical'
);
-- Assign a session to a workload
SET workload_profile = 'high_priority';
-- Configure admission control
SET admission_control_enabled = true;
SET max_concurrent_queries = 50;

Documentation

DocumentDescription
ADMISSION_CONTROL.mdQuery admission policies
QUERY_SCHEDULER.mdScheduling algorithms
RESOURCE_MANAGER.mdResource allocation
GRACEFUL_DEGRADATION.mdOverload handling
  • Performance Tuning: /docs/guides/user/PERFORMANCE_TUNING_GUIDE.md
  • Query Optimization: /docs/guides/user/QUERY_OPTIMIZATION_TROUBLESHOOTING_GUIDE.md