If I use antything other then 'data' like 'kala' I guess message as Could not create shared memory segment:

In reply to Re^2: using tie on two arrays on IPC::Shareable makes array1 and array2 both same even though array2 is not updated. by mr_p
in thread using tie on two arrays on IPC::Shareable makes array1 and array2 both same even though array2 is not updated. by mr_p

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