Erlang-Memory-Allocators

Erlang VM memory utilisation from erts_alloc perspective

Categories

• RabbitMQ

README

Understand Erlang VM memory breakdown across all allocators & schedulers.

Metrics displayed:

• Resident Set Size - as captured by rabbitmq_process_resident_memory_bytes

• Allocated

  • Total
  • Used
  • Unused

• Allocated by Allocator Type (Min / Max / Avg / Current)

  • binary_alloc
  • driver_alloc
  • eheap_alloc
  • ets_alloc
  • exec_alloc
  • fix_alloc
  • literal_alloc
  • ll_alloc
  • sl_alloc
  • std_alloc
  • temp_alloc

For each allocator type:

• Multiblock

  • Used
    • Block
    • Carrier
  • Unused

• Multiblock Pool

  • Used
    • Block
    • Carrier
  • Unused

• Singleblock

  • Used
    • Block
    • Carrier
  • Unused

Filter by:

• RabbitMQ Cluster
• RabbitMQ Node
• Erlang Memory Allocator (Multi-value + All)

Depends on rabbitmq-prometheus plugin, built-in since RabbitMQ v3.8.0

Learn more about RabbitMQ built-in Prometheus support

To get it working locally with RabbitMQ in 3 simple steps, follow this Quick Start guide