Memory Store

The Memory Store keeps sessions in server memory for fast access.

Overview

Usage

Session.configure do |config|
  config.store = Session::MemoryStore(UserSession).new
end

Characteristics

Feature	Value
Storage	Server memory
Max Size	Available RAM
Persistence	None (lost on restart)
Multi-node	No
Speed	Fastest

Best For

• Development and testing

• Single-server deployments

• Prototype applications

Memory Management

store = Session::MemoryStore(UserSession).new

# Cleanup expired sessions
expired = store.cleanup_expired
puts "Cleaned up #{expired} expired sessions"

# Get memory statistics
stats = store.memory_stats
puts "Total: #{stats[:total_sessions]}"
puts "Valid: #{stats[:valid_sessions]}"
puts "Expired: #{stats[:expired_sessions]}"

Limitations

• Sessions lost on restart

• Not shared across servers

• Memory grows with sessions