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End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

module · Ruby 3.0

GC

1 instance methods 19 class methods

The GC module provides an interface to Ruby’s mark and sweep garbage collection mechanism.

Some of the underlying methods are also available via the ObjectSpace module.

You may obtain information about the operation of the GC through GC::Profiler.

Class methods 19

.add_stress_to_class .auto_compact .auto_compact= .compact .count .disable .enable .latest_compact_info .latest_gc_info .malloc_allocated_size .malloc_allocations .remove_stress_to_class .start .stat .stress .stress= .verify_compaction_references .verify_internal_consistency .verify_transient_heap_internal_consistency

Instance methods 1

#garbage_collect
Constants

INTERNAL_CONSTANTS

internal constants

OPTS

GC build options

Ruby version changes 1

  1. 3.0

    • GC.auto_compact= and GC.auto_compact have been added to control when compaction runs. Setting auto_compact= to true will cause compaction to occur during major collections. At the moment, compaction adds significant overhead to major collections, so please test first! [Feature #17176]