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List-Id: "Ruby developers (Japanese)" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: "MaxLap (Maxime Lapointe) via ruby-dev" Cc: "MaxLap (Maxime Lapointe)" Issue #20311 has been reported by MaxLap (Maxime Lapointe). ---------------------------------------- Bug #20311: Struct.new("A") memory leak? https://bugs.ruby-lang.org/issues/20311 * Author: MaxLap (Maxime Lapointe) * Status: Open * ruby -v: 3.3.0 * Backport: 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: UNKNOWN ---------------------------------------- The following code gives the impression of a memory leak. ``` 10.times do 5000.times do Struct.new("A") Struct.send(:remove_const, :A) end GC.start puts `ps -o rss= -p #{$$}`.to_i end ``` ``` 27868 35324 43400 51472 58676 66144 73764 81196 88512 95752 ``` Is there another location where the struct gets set that I need to clear up for the GC free the memory? Happens in 3.2.2, 3.2.3, 3.3.0, 3.3-head, ruby-head. -- https://bugs.ruby-lang.org/