def do_work process = Process.new ("D:/tool.bat", ["-version"]) p process.pid process.wait end spawn do loop do do_work end end spawn do loop do do_work end end sleep I want to use the process class to run an external tool. What would be a reasonable solution to imple…

Use channel and select with timeout. Something like def do_work channel = Channel(Process::Status).new(capacity: 1) process = nil spawn do process = Process.new ("D:/tool.bat", ["-version"]) status = process.wait channel.send(status) unless channel.closed? end select when status =…

The proposed solution works. However on windows I get periodically a block of warnings: GC Warning: Finalization cycle involving 0000019E29E6E360 GC Warning: Finalization cycle involving 0000019E29E67300 GC Warning: Finalization cycle involving 0000019E29E4A300 GC Warning: Finalization cycle inv…

Windows support is still in preview and it might be related to that. For status of windows port refer to the issue-5430

While digging in the crystal sources I found in ‘spec/std/thread_spec.cr’ a hint: it "returns current thread object" do current = nil thread = Thread.new { current = Thread.current } thread.join current.should be(thread) current.should_not be(Thread.current) ensure # avo…

Can somebody explain me why in this case the finalizer is NOT called, thus preventing the GC warning.

How to implement resonable process timeout

Help & Support

cry4me December 7, 2023, 10:48am 5

Is this related to Memory Leak on Windows? ?

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How to implement resonable process timeout

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